{"id":5775,"date":"2026-05-25T09:44:25","date_gmt":"2026-05-25T02:44:25","guid":{"rendered":"https:\/\/sunnysolar.vn\/?p=5775"},"modified":"2026-05-25T09:44:25","modified_gmt":"2026-05-25T02:44:25","slug":"su-can-thiet-cua-he-thong-tiep-dia-tam-pin-nang-luong-mat-troi","status":"publish","type":"post","link":"https:\/\/sunnysolar.vn\/en\/su-can-thiet-cua-he-thong-tiep-dia-tam-pin-nang-luong-mat-troi\/","title":{"rendered":"S\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5776\" src=\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi.jpeg\" alt=\"\" width=\"1122\" height=\"1402\" srcset=\"https:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi.jpeg 1122w, https:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi-240x300.jpeg 240w, https:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi-819x1024.jpeg 819w, https:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi-768x960.jpeg 768w, https:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi-10x12.jpeg 10w, https:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi-600x750.jpeg 600w, https:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/05\/Su-can-thiet-cua-he-thong-tiep-dia-Pin-nang-luong-mat-troi-64x80.jpeg 64w\" sizes=\"auto, (max-width: 1122px) 100vw, 1122px\" \/><\/p>\n<h1 data-section-id=\"ywser6\" data-start=\"850\" data-end=\"914\">S\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h1>\n<p data-start=\"916\" data-end=\"1347\"><strong data-start=\"916\" data-end=\"982\">S\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/strong> n\u1eb1m \u1edf vi\u1ec7c b\u1ea3o v\u1ec7 con ng\u01b0\u1eddi, thi\u1ebft b\u1ecb v\u00e0 to\u00e0n b\u1ed9 c\u00f4ng tr\u00ecnh tr\u01b0\u1edbc c\u00e1c r\u1ee7i ro v\u1ec1 r\u00f2 \u0111i\u1ec7n, \u0111i\u1ec7n \u00e1p c\u1ea3m \u1ee9ng, s\u00e9t lan truy\u1ec1n v\u00e0 l\u1ed7i c\u00e1ch \u0111i\u1ec7n. Trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi m\u00e1i nh\u00e0, t\u1ea5m pin, khung rail, inverter, t\u1ee7 \u0111i\u1ec7n v\u00e0 d\u00e2y d\u1eabn \u0111\u1ec1u l\u00e0m vi\u1ec7c ngo\u00e0i tr\u1eddi trong th\u1eddi gian d\u00e0i, n\u00ean ti\u1ebfp \u0111\u1ecba kh\u00f4ng ph\u1ea3i l\u00e0 h\u1ea1ng m\u1ee5c ph\u1ee5 m\u00e0 l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a thi\u1ebft k\u1ebf an to\u00e0n \u0111i\u1ec7n.<\/p>\n<p data-start=\"1349\" data-end=\"1726\">Theo h\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh l\u1eafp \u0111\u1eb7t \u0111i\u1ec7n m\u1eb7t tr\u1eddi c\u1ee7a NREL, n\u1ed1i \u0111\u1ea5t v\u00e0 li\u00ean k\u1ebft \u0111\u1eb3ng th\u1ebf l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 an to\u00e0n quan tr\u1ecdng nh\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi \u0111\u00e3 l\u1eafp \u0111\u1eb7t. T\u00e0i li\u1ec7u n\u00e0y c\u0169ng nh\u1ea5n m\u1ea1nh c\u00e1c ph\u1ea7n kim lo\u1ea1i nh\u01b0 khung t\u1ea5m pin, gi\u00e1 \u0111\u1ee1, m\u00e1ng c\u00e1p, v\u1ecf thi\u1ebft b\u1ecb v\u00e0 h\u1ed9p \u0111i\u1ec7n c\u1ea7n \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t theo y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n v\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<h2 data-section-id=\"1g4ungl\" data-start=\"1728\" data-end=\"1786\">1. H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u00e0 g\u00ec?<\/h2>\n<p data-start=\"1788\" data-end=\"1990\">H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi l\u00e0 h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn, k\u1eb9p ti\u1ebfp \u0111\u1ecba, thanh c\u00e1i ti\u1ebfp \u0111\u1ecba, c\u1ecdc ti\u1ebfp \u0111\u1ecba v\u00e0 c\u00e1c \u0111i\u1ec3m li\u00ean k\u1ebft d\u00f9ng \u0111\u1ec3 n\u1ed1i c\u00e1c ph\u1ea7n kim lo\u1ea1i c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi xu\u1ed1ng \u0111\u1ea5t.<\/p>\n<p data-start=\"1992\" data-end=\"2042\">C\u00e1c b\u1ed9 ph\u1eadn th\u01b0\u1eddng c\u1ea7n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft ti\u1ebfp \u0111\u1ecba g\u1ed3m:<\/p>\n<ul data-start=\"2044\" data-end=\"2278\">\n<li data-section-id=\"1gmamw8\" data-start=\"2044\" data-end=\"2069\">Khung nh\u00f4m c\u1ee7a t\u1ea5m pin.<\/li>\n<li data-section-id=\"feqqjp\" data-start=\"2070\" data-end=\"2103\">Thanh rail, k\u1eb9p gi\u1eefa, k\u1eb9p cu\u1ed1i.<\/li>\n<li data-section-id=\"zrkxfq\" data-start=\"2104\" data-end=\"2119\">Khung gi\u00e1 \u0111\u1ee1.<\/li>\n<li data-section-id=\"1q3ix5m\" data-start=\"2120\" data-end=\"2134\">V\u1ecf inverter.<\/li>\n<li data-section-id=\"uprifi\" data-start=\"2135\" data-end=\"2151\">T\u1ee7 \u0111i\u1ec7n AC\/DC.<\/li>\n<li data-section-id=\"1ph4ud6\" data-start=\"2152\" data-end=\"2186\">M\u00e1ng c\u00e1p, \u1ed1ng kim lo\u1ea1i, h\u1ed9p n\u1ed1i.<\/li>\n<li data-section-id=\"1vkzvl9\" data-start=\"2187\" data-end=\"2223\">Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n SPD.<\/li>\n<li data-section-id=\"343lb\" data-start=\"2224\" data-end=\"2278\">H\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp, n\u1ebfu c\u00f4ng tr\u00ecnh c\u00f3 l\u1eafp.<\/li>\n<\/ul>\n<p data-start=\"2280\" data-end=\"2495\">Ti\u1ebfp \u0111\u1ecba \u0111\u00fang k\u1ef9 thu\u1eadt gi\u00fap \u0111\u01b0a c\u00e1c ph\u1ea7n kim lo\u1ea1i v\u1ec1 c\u00f9ng m\u1ee9c \u0111i\u1ec7n th\u1ebf. Nh\u1edd \u0111\u00f3, khi c\u00f3 l\u1ed7i r\u00f2 \u0111i\u1ec7n ho\u1eb7c xung qu\u00e1 \u00e1p, d\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1 c\u00f3 \u0111\u01b0\u1eddng tho\u00e1t an to\u00e0n h\u01a1n thay v\u00ec \u0111i qua ng\u01b0\u1eddi, thi\u1ebft b\u1ecb ho\u1eb7c k\u1ebft c\u1ea5u c\u00f4ng tr\u00ecnh.<\/p>\n<h2 data-section-id=\"vnjc2a\" data-start=\"2497\" data-end=\"2566\">2. V\u00ec sao h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u1ea7n thi\u1ebft?<\/h2>\n<h3 data-section-id=\"1kxey4k\" data-start=\"2568\" data-end=\"2599\">2.1. Gi\u1ea3m nguy c\u01a1 \u0111i\u1ec7n gi\u1eadt<\/h3>\n<p data-start=\"2601\" data-end=\"2844\">Khi h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi ho\u1ea1t \u0111\u1ed9ng, d\u00e2y DC t\u1eeb t\u1ea5m pin v\u1ec1 inverter lu\u00f4n c\u00f3 \u0111i\u1ec7n v\u00e0o ban ng\u00e0y. N\u1ebfu d\u00e2y d\u1eabn b\u1ecb h\u1edf, jack MC4 l\u1ed7i, c\u00e1ch \u0111i\u1ec7n suy gi\u1ea3m ho\u1eb7c thi\u1ebft b\u1ecb h\u01b0 h\u1ecfng, ph\u1ea7n kim lo\u1ea1i c\u1ee7a khung pin v\u00e0 gi\u00e1 \u0111\u1ee1 c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n \u0111i\u1ec7n \u00e1p nguy hi\u1ec3m.<\/p>\n<p data-start=\"2846\" data-end=\"3176\">Ti\u1ebfp \u0111\u1ecba gi\u00fap gi\u1ea3m nguy c\u01a1 ch\u00eanh l\u1ec7ch \u0111i\u1ec7n \u00e1p gi\u1eefa c\u00e1c ph\u1ea7n kim lo\u1ea1i v\u00e0 m\u1eb7t \u0111\u1ea5t. NREL gi\u1ea3i th\u00edch m\u1ee5c \u0111\u00edch c\u1ee7a h\u1ec7 th\u1ed1ng n\u1ed1i \u0111\u1ea5t thi\u1ebft b\u1ecb l\u00e0 tr\u00e1nh \u0111i\u1ec7n \u00e1p nguy hi\u1ec3m gi\u1eefa c\u00e1c ph\u1ea7n kim lo\u1ea1i h\u1edf v\u00e0 \u0111\u1ea5t; n\u1ebfu h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t \u0111\u00fang, ng\u01b0\u1eddi ch\u1ea1m v\u00e0o b\u1ec1 m\u1eb7t kim lo\u1ea1i h\u1edf s\u1ebd gi\u1ea3m nguy c\u01a1 b\u1ecb \u0111i\u1ec7n gi\u1eadt.<\/p>\n<h3 data-section-id=\"1dm911e\" data-start=\"3178\" data-end=\"3228\">2.2. B\u1ea3o v\u1ec7 inverter, t\u1ee7 \u0111i\u1ec7n v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n<\/h3>\n<p data-start=\"3230\" data-end=\"3506\">Inverter l\u00e0 thi\u1ebft b\u1ecb quan tr\u1ecdng v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb cao trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi. Thi\u1ebft b\u1ecb n\u00e0y k\u1ebft n\u1ed1i gi\u1eefa m\u1ea1ch DC t\u1eeb t\u1ea5m pin v\u00e0 m\u1ea1ch AC c\u1ea5p cho t\u1ea3i ho\u1eb7c l\u01b0\u1edbi \u0111i\u1ec7n. Khi c\u00f3 xung \u0111i\u1ec7n \u00e1p do s\u00e9t lan truy\u1ec1n, thao t\u00e1c \u0111\u00f3ng c\u1eaft ho\u1eb7c l\u1ed7i \u0111i\u1ec7n, inverter v\u00e0 t\u1ee7 \u0111i\u1ec7n c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p>\n<p data-start=\"3508\" data-end=\"3747\">H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba k\u1ebft h\u1ee3p v\u1edbi SPD gi\u00fap d\u1eabn xung qu\u00e1 \u00e1p xu\u1ed1ng \u0111\u1ea5t. IEA PVPS khuy\u1ebfn ngh\u1ecb l\u1eafp thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 qu\u00e1 \u00e1p g\u1ea7n inverter v\u00e0 b\u1ed1 tr\u00ed d\u00e2y li\u00ean k\u1ebft \u0111\u1eb3ng th\u1ebf \u0111i g\u1ea7n d\u00e2y DC\/AC \u0111\u1ec3 gi\u1ea3m r\u1ee7i ro do qu\u00e1 \u00e1p.<\/p>\n<h3 data-section-id=\"10ndy3q\" data-start=\"3749\" data-end=\"3785\">2.3. H\u1ed7 tr\u1ee3 ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/h3>\n<p data-start=\"3787\" data-end=\"3980\">T\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp ngo\u00e0i tr\u1eddi, tr\u00ean m\u00e1i cao v\u00e0 c\u00f3 di\u1ec7n t\u00edch kim lo\u1ea1i l\u1edbn. \u0110i\u1ec1u n\u00e0y l\u00e0m h\u1ec7 th\u1ed1ng d\u1ec5 ch\u1ecbu t\u00e1c \u0111\u1ed9ng t\u1eeb s\u00e9t lan truy\u1ec1n, nh\u1ea5t l\u00e0 t\u1ea1i khu v\u1ef1c nhi\u1ec1u gi\u00f4ng s\u00e9t.<\/p>\n<p data-start=\"3982\" data-end=\"3999\">C\u1ea7n ph\u00e2n bi\u1ec7t r\u00f5:<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4001\" data-end=\"4329\">\n<thead data-start=\"4001\" data-end=\"4023\">\n<tr data-start=\"4001\" data-end=\"4023\">\n<th class=\"last:pe-10\" data-start=\"4001\" data-end=\"4012\" data-col-size=\"sm\">H\u1ea1ng m\u1ee5c<\/th>\n<th class=\"last:pe-10\" data-start=\"4012\" data-end=\"4023\" data-col-size=\"md\">Vai tr\u00f2<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4034\" data-end=\"4329\">\n<tr data-start=\"4034\" data-end=\"4100\">\n<td data-start=\"4034\" data-end=\"4045\" data-col-size=\"sm\">Ti\u1ebfp \u0111\u1ecba<\/td>\n<td data-start=\"4045\" data-end=\"4100\" data-col-size=\"md\">T\u1ea1o \u0111\u01b0\u1eddng d\u1eabn an to\u00e0n cho d\u00f2ng s\u1ef1 c\u1ed1 v\u00e0 xung qu\u00e1 \u00e1p<\/td>\n<\/tr>\n<tr data-start=\"4101\" data-end=\"4152\">\n<td data-start=\"4101\" data-end=\"4107\" data-col-size=\"sm\">SPD<\/td>\n<td data-col-size=\"md\" data-start=\"4107\" data-end=\"4152\">Gi\u1ea3m xung \u0111i\u1ec7n \u00e1p lan truy\u1ec1n v\u00e0o thi\u1ebft b\u1ecb<\/td>\n<\/tr>\n<tr data-start=\"4153\" data-end=\"4258\">\n<td data-start=\"4153\" data-end=\"4175\" data-col-size=\"sm\">Ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp<\/td>\n<td data-col-size=\"md\" data-start=\"4175\" data-end=\"4258\">D\u1eabn d\u00f2ng s\u00e9t tr\u1ef1c ti\u1ebfp xu\u1ed1ng \u0111\u1ea5t qua kim thu s\u00e9t, d\u00e2y tho\u00e1t s\u00e9t v\u00e0 b\u00e3i ti\u1ebfp \u0111\u1ecba<\/td>\n<\/tr>\n<tr data-start=\"4259\" data-end=\"4329\">\n<td data-start=\"4259\" data-end=\"4279\" data-col-size=\"sm\">Li\u00ean k\u1ebft \u0111\u1eb3ng th\u1ebf<\/td>\n<td data-col-size=\"md\" data-start=\"4279\" data-end=\"4329\">Gi\u1ea3m ch\u00eanh l\u1ec7ch \u0111i\u1ec7n \u00e1p gi\u1eefa c\u00e1c ph\u1ea7n kim lo\u1ea1i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"4331\" data-end=\"4509\">Ti\u1ebfp \u0111\u1ecba kh\u00f4ng thay th\u1ebf ho\u00e0n to\u00e0n h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp. Ng\u01b0\u1ee3c l\u1ea1i, ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp c\u0169ng kh\u00f4ng thay th\u1ebf ti\u1ebfp \u0111\u1ecba thi\u1ebft b\u1ecb. Hai h\u1ec7 th\u1ed1ng n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ph\u1ed1i h\u1ee3p.<\/p>\n<p data-start=\"4511\" data-end=\"4763\">SEAI khuy\u1ebfn ngh\u1ecb \u0111\u00e1nh gi\u00e1 r\u1ee7i ro s\u00e9t cho t\u1eebng c\u00f4ng tr\u00ecnh theo EN 62305. N\u1ebfu c\u00f4ng tr\u00ecnh \u0111\u00e3 c\u00f3 h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t, khung t\u1ea5m pin v\u00e0 khung \u0111\u1ee1 c\u1ea7n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t b\u1eb1ng d\u00e2y d\u1eabn c\u00f3 ti\u1ebft di\u1ec7n ph\u00f9 h\u1ee3p.<\/p>\n<h3 data-section-id=\"1w6yat1\" data-start=\"4765\" data-end=\"4808\">2.4. Gi\u1ea3m l\u1ed7i c\u00e1ch \u0111i\u1ec7n v\u00e0 l\u1ed7i v\u1eadn h\u00e0nh<\/h3>\n<p data-start=\"4810\" data-end=\"4879\">M\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi c\u00f3 ti\u1ebfp \u0111\u1ecba k\u00e9m c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c l\u1ed7i nh\u01b0:<\/p>\n<ul data-start=\"4881\" data-end=\"5122\">\n<li data-section-id=\"1c9mqg7\" data-start=\"4881\" data-end=\"4917\">Inverter b\u00e1o l\u1ed7i insulation fault.<\/li>\n<li data-section-id=\"1ds86eq\" data-start=\"4918\" data-end=\"4950\">Inverter b\u00e1o l\u1ed7i ground fault.<\/li>\n<li data-section-id=\"avocpy\" data-start=\"4951\" data-end=\"4995\">S\u1ea3n l\u01b0\u1ee3ng gi\u1ea3m do h\u1ec7 th\u1ed1ng t\u1ef1 ng\u1eaft b\u1ea3o v\u1ec7.<\/li>\n<li data-section-id=\"1h7hz7m\" data-start=\"4996\" data-end=\"5026\">SPD kh\u00f4ng ph\u00e1t huy hi\u1ec7u qu\u1ea3.<\/li>\n<li data-section-id=\"4s3fhy\" data-start=\"5027\" data-end=\"5075\">D\u00f2ng r\u00f2 xu\u1ea5t hi\u1ec7n tr\u00ean khung pin ho\u1eb7c t\u1ee7 \u0111i\u1ec7n.<\/li>\n<li data-section-id=\"ds5xt7\" data-start=\"5076\" data-end=\"5122\">H\u01b0 h\u1ecfng thi\u1ebft b\u1ecb sau m\u01b0a l\u1edbn ho\u1eb7c gi\u00f4ng s\u00e9t.<\/li>\n<\/ul>\n<p data-start=\"5124\" data-end=\"5491\">Theo t\u00e0i li\u1ec7u ki\u1ec3m tra h\u1ec7 th\u1ed1ng PV d\u1ef1a tr\u00ean IEC 62446, khi nghi\u1ec7m thu h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi c\u1ea7n ki\u1ec3m tra t\u00ednh li\u00ean t\u1ee5c c\u1ee7a \u0111i\u1ec7n c\u1ef1c n\u1ed1i \u0111\u1ea5t ch\u1ee9c n\u0103ng v\u00e0 d\u00e2y li\u00ean k\u1ebft \u0111\u1eb3ng th\u1ebf c\u1ee7a khung m\u00e1y ph\u00e1t PV, bao g\u1ed3m k\u1ebft n\u1ed1i \u0111\u1ebfn thanh ti\u1ebfp \u0111\u1ecba ch\u00ednh. T\u00e0i li\u1ec7u n\u00e0y c\u0169ng \u0111\u01b0a h\u1ea1ng m\u1ee5c \u0111o \u0111i\u1ec7n tr\u1edf \u0111\u1ea5t v\u00e0o ph\u1ea7n ghi nh\u1eadn khi kh\u1edfi \u0111\u1ed9ng h\u1ec7 th\u1ed1ng.<\/p>\n<h3 data-section-id=\"1y2olh6\" data-start=\"5493\" data-end=\"5542\">2.5. T\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng<\/h3>\n<p data-start=\"5544\" data-end=\"5783\">M\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi m\u00e1i nh\u00e0 th\u01b0\u1eddng v\u1eadn h\u00e0nh trong 20\u201325 n\u0103m. Trong th\u1eddi gian \u0111\u00f3, h\u1ec7 th\u1ed1ng ph\u1ea3i ch\u1ecbu n\u1eafng n\u00f3ng, m\u01b0a, \u0111\u1ed9 \u1ea9m, b\u1ee5i, gi\u00f3 v\u00e0 dao \u0111\u1ed9ng nhi\u1ec7t. N\u1ebfu ti\u1ebfp \u0111\u1ecba l\u00e0m s\u01a1 s\u00e0i, c\u00e1c m\u1ed1i n\u1ed1i c\u00f3 th\u1ec3 l\u1ecfng, oxy h\u00f3a ho\u1eb7c m\u1ea5t li\u00ean t\u1ee5c \u0111i\u1ec7n.<\/p>\n<p data-start=\"5785\" data-end=\"5938\">Ti\u1ebfp \u0111\u1ecba \u0111\u00fang k\u1ef9 thu\u1eadt gi\u00fap h\u1ec7 th\u1ed1ng \u1ed5n \u0111\u1ecbnh h\u01a1n trong v\u1eadn h\u00e0nh d\u00e0i h\u1ea1n. \u0110\u00e2y c\u0169ng l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3, x\u1eed l\u00fd l\u1ed7i nhanh v\u00e0 gi\u1ea3m chi ph\u00ed s\u1eeda ch\u1eefa.<\/p>\n<h2 data-section-id=\"3emeaz\" data-start=\"5940\" data-end=\"6000\">3. Nh\u1eefng v\u1ecb tr\u00ed c\u1ea7n ti\u1ebfp \u0111\u1ecba trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi<\/h2>\n<p data-start=\"6002\" data-end=\"6091\">M\u1ed9t h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi th\u01b0\u1eddng c\u1ea7n li\u00ean k\u1ebft t\u1ea1i c\u00e1c v\u1ecb tr\u00ed sau:<\/p>\n<h3 data-section-id=\"r9zimq\" data-start=\"6093\" data-end=\"6110\">Khung t\u1ea5m pin<\/h3>\n<p data-start=\"6112\" data-end=\"6312\">Khung nh\u00f4m c\u1ee7a t\u1ea5m pin c\u1ea7n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi h\u1ec7 rail b\u1eb1ng k\u1eb9p ti\u1ebfp \u0111\u1ecba ho\u1eb7c d\u00e2y ti\u1ebfp \u0111\u1ecba chuy\u00ean d\u1ee5ng. M\u1ed1i n\u1ed1i ph\u1ea3i b\u1ea3o \u0111\u1ea3m ti\u1ebfp x\u00fac \u0111i\u1ec7n t\u1ed1t, kh\u00f4ng b\u1ecb s\u01a1n ph\u1ee7, kh\u00f4ng b\u1ecb l\u1ecfng v\u00e0 kh\u00f4ng b\u1ecb oxy h\u00f3a nhanh.<\/p>\n<h3 data-section-id=\"152yhhl\" data-start=\"6314\" data-end=\"6341\">H\u1ec7 khung rail v\u00e0 gi\u00e1 \u0111\u1ee1<\/h3>\n<p data-start=\"6343\" data-end=\"6518\">Thanh rail, k\u1eb9p, ch\u00e2n L-feet, khung th\u00e9p ho\u1eb7c khung nh\u00f4m c\u1ea7n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng d\u1eabn \u0111i\u1ec7n li\u00ean t\u1ee5c. N\u1ebfu c\u00f3 nhi\u1ec1u d\u00e3y pin, c\u1ea7n ki\u1ec3m tra t\u00ednh li\u00ean t\u1ee5c gi\u1eefa c\u00e1c d\u00e3y.<\/p>\n<h3 data-section-id=\"177ba8z\" data-start=\"6520\" data-end=\"6532\">Inverter<\/h3>\n<p data-start=\"6534\" data-end=\"6670\">V\u1ecf inverter c\u1ea7n n\u1ed1i v\u1ec1 thanh ti\u1ebfp \u0111\u1ecba ch\u00ednh ho\u1eb7c h\u1ec7 ti\u1ebfp \u0111\u1ecba theo thi\u1ebft k\u1ebf. \u0110\u00e2y l\u00e0 \u0111i\u1ec3m quan tr\u1ecdng v\u00ec inverter k\u1ebft n\u1ed1i c\u1ea3 ph\u00eda DC v\u00e0 AC.<\/p>\n<h3 data-section-id=\"q5i8em\" data-start=\"6672\" data-end=\"6689\">T\u1ee7 \u0111i\u1ec7n AC\/DC<\/h3>\n<p data-start=\"6691\" data-end=\"6811\">T\u1ee7 \u0111i\u1ec7n, CB, SPD, c\u1ea7u ch\u00ec, v\u1ecf kim lo\u1ea1i v\u00e0 thanh c\u00e1i ti\u1ebfp \u0111\u1ecba trong t\u1ee7 c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ea5u n\u1ed1i g\u1ecdn, ch\u1eafc v\u00e0 c\u00f3 \u0111\u00e1nh d\u1ea5u r\u00f5 r\u00e0ng.<\/p>\n<h3 data-section-id=\"1ubpie2\" data-start=\"6813\" data-end=\"6841\">SPD ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/h3>\n<p data-start=\"6843\" data-end=\"6986\">SPD ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 khi c\u00f3 \u0111\u01b0\u1eddng ti\u1ebfp \u0111\u1ecba t\u1ed1t. N\u1ebfu d\u00e2y ti\u1ebfp \u0111\u1ecba qu\u00e1 d\u00e0i, qu\u00e1 nh\u1ecf ho\u1eb7c \u0111i\u1ec7n tr\u1edf n\u1ed1i \u0111\u1ea5t cao, kh\u1ea3 n\u0103ng tho\u00e1t xung s\u1ebd gi\u1ea3m.<\/p>\n<h2 data-section-id=\"v4gxl0\" data-start=\"6988\" data-end=\"7029\">4. D\u1ea5u hi\u1ec7u h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba ch\u01b0a \u0111\u1ea1t<\/h2>\n<p data-start=\"7031\" data-end=\"7095\">B\u1ea1n n\u00ean ki\u1ec3m tra l\u1ea1i h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba n\u1ebfu g\u1eb7p c\u00e1c d\u1ea5u hi\u1ec7u sau:<\/p>\n<ul data-start=\"7097\" data-end=\"7493\">\n<li data-section-id=\"rbwyml\" data-start=\"7097\" data-end=\"7139\">Inverter th\u01b0\u1eddng xuy\u00ean b\u00e1o l\u1ed7i c\u00e1ch \u0111i\u1ec7n.<\/li>\n<li data-section-id=\"pylmxk\" data-start=\"7140\" data-end=\"7191\">CB ch\u1ed1ng r\u00f2 ho\u1eb7c thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 nh\u1ea3y b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li data-section-id=\"13k86i6\" data-start=\"7192\" data-end=\"7241\">Ch\u1ea1m v\u00e0o khung pin, t\u1ee7 \u0111i\u1ec7n c\u00f3 c\u1ea3m gi\u00e1c t\u00ea nh\u1eb9.<\/li>\n<li data-section-id=\"fuchew\" data-start=\"7242\" data-end=\"7275\">SPD h\u1ecfng l\u1eb7p l\u1ea1i sau m\u01b0a gi\u00f4ng.<\/li>\n<li data-section-id=\"4vqufq\" data-start=\"7276\" data-end=\"7309\">D\u00e2y ti\u1ebfp \u0111\u1ecba l\u1ecfng, \u0111\u1ee9t, g\u1ec9 s\u00e9t.<\/li>\n<li data-section-id=\"19dg8ym\" data-start=\"7310\" data-end=\"7348\">Kh\u00f4ng c\u00f3 h\u1ed3 s\u01a1 \u0111o \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111\u1ecba.<\/li>\n<li data-section-id=\"1w72nsn\" data-start=\"7349\" data-end=\"7421\">Kh\u00f4ng th\u1ea5y d\u00e2y ti\u1ebfp \u0111\u1ecba n\u1ed1i gi\u1eefa khung pin, rail, inverter v\u00e0 t\u1ee7 \u0111i\u1ec7n.<\/li>\n<li data-section-id=\"1xg2sth\" data-start=\"7422\" data-end=\"7493\">Thi c\u00f4ng ch\u1ec9 \u201c\u0111\u00f3ng c\u1ecdc cho c\u00f3\u201d nh\u01b0ng kh\u00f4ng ki\u1ec3m tra b\u1eb1ng thi\u1ebft b\u1ecb \u0111o.<\/li>\n<\/ul>\n<p data-start=\"7495\" data-end=\"7602\">\u0110\u00e2y l\u00e0 c\u00e1c d\u1ea5u hi\u1ec7u kh\u00f4ng n\u00ean b\u1ecf qua v\u00ec l\u1ed7i ti\u1ebfp \u0111\u1ecba th\u01b0\u1eddng kh\u00f3 th\u1ea5y b\u1eb1ng m\u1eaft nh\u01b0ng c\u00f3 th\u1ec3 g\u00e2y h\u1eadu qu\u1ea3 l\u1edbn.<\/p>\n<h2 data-section-id=\"12dam8w\" data-start=\"7604\" data-end=\"7666\">5. Nguy\u00ean t\u1eafc thi c\u00f4ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/h2>\n<p data-start=\"7668\" data-end=\"7736\">\u0110\u1ec3 h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba ho\u1ea1t \u0111\u1ed9ng t\u1ed1t, c\u1ea7n tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc sau:<\/p>\n<h3 data-section-id=\"1ttzk20\" data-start=\"7738\" data-end=\"7771\">Thi\u1ebft k\u1ebf ti\u1ebfp \u0111\u1ecba ngay t\u1eeb \u0111\u1ea7u<\/h3>\n<p data-start=\"7773\" data-end=\"8027\">Ti\u1ebfp \u0111\u1ecba c\u1ea7n \u0111\u01b0\u1ee3c t\u00ednh trong b\u1ea3n thi\u1ebft k\u1ebf, kh\u00f4ng n\u00ean b\u1ed5 sung v\u1ed9i sau khi l\u1eafp xong t\u1ea5m pin. Thi\u1ebft k\u1ebf c\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 tuy\u1ebfn d\u00e2y ti\u1ebfp \u0111\u1ecba, \u0111i\u1ec3m gom ti\u1ebfp \u0111\u1ecba, v\u1ecb tr\u00ed c\u1ecdc ti\u1ebfp \u0111\u1ecba, ph\u01b0\u01a1ng \u00e1n li\u00ean k\u1ebft v\u1edbi h\u1ec7 ti\u1ebfp \u0111\u1ecba c\u00f3 s\u1eb5n v\u00e0 ph\u01b0\u01a1ng \u00e1n ph\u1ed1i h\u1ee3p v\u1edbi ch\u1ed1ng s\u00e9t.<\/p>\n<h3 data-section-id=\"d3w5ia\" data-start=\"8029\" data-end=\"8055\">D\u00f9ng v\u1eadt t\u01b0 \u0111\u00fang chu\u1ea9n<\/h3>\n<p data-start=\"8057\" data-end=\"8238\">D\u00e2y ti\u1ebfp \u0111\u1ecba, k\u1eb9p ti\u1ebfp \u0111\u1ecba, \u0111\u1ea7u cos, thanh c\u00e1i ti\u1ebfp \u0111\u1ecba, c\u1ecdc ti\u1ebfp \u0111\u1ecba v\u00e0 ph\u1ee5 ki\u1ec7n ph\u1ea3i ph\u00f9 h\u1ee3p m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi. V\u1eadt t\u01b0 k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng d\u1ec5 b\u1ecb g\u1ec9, l\u1ecfng v\u00e0 t\u0103ng \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac.<\/p>\n<h3 data-section-id=\"lavbud\" data-start=\"8240\" data-end=\"8265\">B\u1ea3o \u0111\u1ea3m li\u00ean t\u1ee5c \u0111i\u1ec7n<\/h3>\n<p data-start=\"8267\" data-end=\"8406\">Kh\u00f4ng ch\u1ec9 \u0111\u00f3ng c\u1ecdc ti\u1ebfp \u0111\u1ecba l\u00e0 \u0111\u1ee7. To\u00e0n b\u1ed9 khung pin, rail, inverter, t\u1ee7 \u0111i\u1ec7n v\u00e0 thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ph\u1ea3i c\u00f3 t\u00ednh li\u00ean t\u1ee5c \u0111i\u1ec7n v\u1ec1 h\u1ec7 ti\u1ebfp \u0111\u1ecba.<\/p>\n<h3 data-section-id=\"9cwnly\" data-start=\"8408\" data-end=\"8441\">\u0110i d\u00e2y ng\u1eafn, g\u1ecdn, d\u1ec5 ki\u1ec3m tra<\/h3>\n<p data-start=\"8443\" data-end=\"8612\">D\u00e2y ti\u1ebfp \u0111\u1ecba n\u00ean \u0111i g\u1ecdn, tr\u00e1nh v\u00f2ng d\u00e2y l\u1edbn, tr\u00e1nh \u0111i\u1ec3m g\u1ea5p g\u00e3y v\u00e0 tr\u00e1nh v\u1ecb tr\u00ed d\u1ec5 b\u1ecb va \u0111\u1eadp. V\u1edbi h\u1ec7 th\u1ed1ng c\u00f3 SPD, d\u00e2y ti\u1ebfp \u0111\u1ecba c\u00e0ng d\u00e0i th\u00ec hi\u1ec7u qu\u1ea3 gi\u1ea3m xung c\u00e0ng k\u00e9m.<\/p>\n<h3 data-section-id=\"1sygpeb\" data-start=\"8614\" data-end=\"8642\">\u0110o ki\u1ec3m sau khi thi c\u00f4ng<\/h3>\n<p data-start=\"8644\" data-end=\"8809\">Sau khi l\u1eafp xong, c\u1ea7n \u0111o \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111\u1ecba, \u0111o t\u00ednh li\u00ean t\u1ee5c d\u00e2y ti\u1ebfp \u0111\u1ecba v\u00e0 ki\u1ec3m tra c\u00e1c m\u1ed1i n\u1ed1i. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc b\u1eaft bu\u1ed9c \u0111\u1ec3 x\u00e1c nh\u1eadn h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang thi\u1ebft k\u1ebf.<\/p>\n<h2 data-section-id=\"1lxm5q0\" data-start=\"8811\" data-end=\"8868\">6. Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi l\u00e0m ti\u1ebfp \u0111\u1ecba \u0111i\u1ec7n m\u1eb7t tr\u1eddi<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"8870\" data-end=\"9418\">\n<thead data-start=\"8870\" data-end=\"8910\">\n<tr data-start=\"8870\" data-end=\"8910\">\n<th class=\"last:pe-10\" data-start=\"8870\" data-end=\"8885\" data-col-size=\"md\">L\u1ed7i thi c\u00f4ng<\/th>\n<th class=\"last:pe-10\" data-start=\"8885\" data-end=\"8910\" data-col-size=\"md\">H\u1eadu qu\u1ea3 c\u00f3 th\u1ec3 x\u1ea3y ra<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"8921\" data-end=\"9418\">\n<tr data-start=\"8921\" data-end=\"8988\">\n<td data-start=\"8921\" data-end=\"8947\" data-col-size=\"md\">Kh\u00f4ng n\u1ed1i \u0111\u1ea5t khung pin<\/td>\n<td data-col-size=\"md\" data-start=\"8947\" data-end=\"8988\">T\u0103ng nguy c\u01a1 \u0111i\u1ec7n gi\u1eadt khi c\u00f3 r\u00f2 \u0111i\u1ec7n<\/td>\n<\/tr>\n<tr data-start=\"8989\" data-end=\"9082\">\n<td data-start=\"8989\" data-end=\"9038\" data-col-size=\"md\">Ch\u1ec9 n\u1ed1i \u0111\u1ea5t inverter, b\u1ecf qua rail v\u00e0 khung pin<\/td>\n<td data-col-size=\"md\" data-start=\"9038\" data-end=\"9082\">H\u1ec7 kim lo\u1ea1i tr\u00ean m\u00e1i kh\u00f4ng c\u00f9ng \u0111i\u1ec7n th\u1ebf<\/td>\n<\/tr>\n<tr data-start=\"9083\" data-end=\"9166\">\n<td data-start=\"9083\" data-end=\"9119\" data-col-size=\"md\">D\u00e2y ti\u1ebfp \u0111\u1ecba qu\u00e1 nh\u1ecf ho\u1eb7c qu\u00e1 d\u00e0i<\/td>\n<td data-col-size=\"md\" data-start=\"9119\" data-end=\"9166\">Gi\u1ea3m kh\u1ea3 n\u0103ng d\u1eabn d\u00f2ng s\u1ef1 c\u1ed1 v\u00e0 xung qu\u00e1 \u00e1p<\/td>\n<\/tr>\n<tr data-start=\"9167\" data-end=\"9236\">\n<td data-start=\"9167\" data-end=\"9210\" data-col-size=\"md\">M\u1ed1i n\u1ed1i l\u1ecfng, g\u1ec9, kh\u00f4ng d\u00f9ng k\u1eb9p ph\u00f9 h\u1ee3p<\/td>\n<td data-col-size=\"md\" data-start=\"9210\" data-end=\"9236\">T\u0103ng \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac<\/td>\n<\/tr>\n<tr data-start=\"9237\" data-end=\"9290\">\n<td data-start=\"9237\" data-end=\"9262\" data-col-size=\"md\">SPD kh\u00f4ng n\u1ed1i \u0111\u1ea5t \u0111\u00fang<\/td>\n<td data-col-size=\"md\" data-start=\"9262\" data-end=\"9290\">SPD gi\u1ea3m hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7<\/td>\n<\/tr>\n<tr data-start=\"9291\" data-end=\"9357\">\n<td data-start=\"9291\" data-end=\"9320\" data-col-size=\"md\">Kh\u00f4ng \u0111o \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111\u1ecba<\/td>\n<td data-col-size=\"md\" data-start=\"9320\" data-end=\"9357\">Kh\u00f4ng bi\u1ebft h\u1ec7 th\u1ed1ng \u0111\u1ea1t hay kh\u00f4ng<\/td>\n<\/tr>\n<tr data-start=\"9358\" data-end=\"9418\">\n<td data-start=\"9358\" data-end=\"9382\" data-col-size=\"md\">Kh\u00f4ng b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3<\/td>\n<td data-col-size=\"md\" data-start=\"9382\" data-end=\"9418\">M\u1ed1i n\u1ed1i xu\u1ed1ng c\u1ea5p theo th\u1eddi gian<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 data-section-id=\"11vqwk4\" data-start=\"9420\" data-end=\"9484\">7. C\u00f3 c\u1ea7n ti\u1ebfp \u0111\u1ecba n\u1ebfu h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi kh\u00f4ng n\u1ed1i l\u01b0\u1edbi?<\/h2>\n<p data-start=\"9486\" data-end=\"9810\">C\u00f3. H\u1ec7 th\u1ed1ng kh\u00f4ng n\u1ed1i l\u01b0\u1edbi v\u1eabn c\u1ea7n ti\u1ebfp \u0111\u1ecba n\u1ebfu c\u00f3 ph\u1ea7n kim lo\u1ea1i h\u1edf, inverter, battery, t\u1ee7 \u0111i\u1ec7n, d\u00e2y DC\/AC v\u00e0 thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7. NREL l\u01b0u \u00fd r\u1eb1ng ngay c\u1ea3 h\u1ec7 th\u1ed1ng PV \u201cungrounded\u201d theo ngh\u0129a kh\u00f4ng n\u1ed1i \u0111\u1ea5t d\u00e2y d\u1eabn mang \u0111i\u1ec7n th\u00ec c\u00e1c y\u00eau c\u1ea7u n\u1ed1i \u0111\u1ea5t v\u00e0 li\u00ean k\u1ebft thi\u1ebft b\u1ecb v\u1eabn c\u1ea7n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng.<\/p>\n<p data-start=\"9812\" data-end=\"9878\">N\u00f3i \u0111\u01a1n gi\u1ea3n: kh\u00f4ng n\u1ed1i l\u01b0\u1edbi kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 kh\u00f4ng c\u1ea7n ti\u1ebfp \u0111\u1ecba.<\/p>\n<h2 data-section-id=\"1f5bk48\" data-start=\"9880\" data-end=\"9925\">8. Bao l\u00e2u n\u00ean ki\u1ec3m tra h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba?<\/h2>\n<p data-start=\"9927\" data-end=\"10064\">V\u1edbi h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi m\u00e1i nh\u00e0, n\u00ean ki\u1ec3m tra ti\u1ebfp \u0111\u1ecba \u0111\u1ecbnh k\u1ef3 \u00edt nh\u1ea5t m\u1ed7i n\u0103m m\u1ed9t l\u1ea7n. Ngo\u00e0i ra, c\u1ea7n ki\u1ec3m tra sau c\u00e1c t\u00ecnh hu\u1ed1ng sau:<\/p>\n<ul data-start=\"10066\" data-end=\"10261\">\n<li data-section-id=\"209x6y\" data-start=\"10066\" data-end=\"10084\">Sau m\u01b0a b\u00e3o l\u1edbn.<\/li>\n<li data-section-id=\"nryfgm\" data-start=\"10085\" data-end=\"10122\">Sau khi c\u00f4ng tr\u00ecnh b\u1ecb s\u00e9t \u0111\u00e1nh g\u1ea7n.<\/li>\n<li data-section-id=\"z6lmsw\" data-start=\"10123\" data-end=\"10165\">Sau khi thay inverter, t\u1ee7 \u0111i\u1ec7n ho\u1eb7c SPD.<\/li>\n<li data-section-id=\"s51gwn\" data-start=\"10166\" data-end=\"10202\">Sau khi s\u1eeda m\u00e1i, th\u00e1o l\u1eafp t\u1ea5m pin.<\/li>\n<li data-section-id=\"1wa3us1\" data-start=\"10203\" data-end=\"10261\">Khi inverter b\u00e1o l\u1ed7i ground fault ho\u1eb7c insulation fault.<\/li>\n<\/ul>\n<p data-start=\"10263\" data-end=\"10410\">N\u1ed9i dung ki\u1ec3m tra n\u00ean g\u1ed3m: \u0111o \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111\u1ecba, ki\u1ec3m tra t\u00ednh li\u00ean t\u1ee5c d\u00e2y ti\u1ebfp \u0111\u1ecba, si\u1ebft l\u1ea1i m\u1ed1i n\u1ed1i, ki\u1ec3m tra g\u1ec9 s\u00e9t v\u00e0 ki\u1ec3m tra tr\u1ea1ng th\u00e1i SPD.<\/p>\n<h2 data-section-id=\"1n404xt\" data-start=\"10412\" data-end=\"10475\">9. Sunny Solar thi c\u00f4ng ti\u1ebfp \u0111\u1ecba \u0111i\u1ec7n m\u1eb7t tr\u1eddi \u0111\u00fang k\u1ef9 thu\u1eadt<\/h2>\n<p data-start=\"10477\" data-end=\"10705\">Sunny Solar ch\u00fa tr\u1ecdng thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi ngay t\u1eeb giai \u0111o\u1ea1n kh\u1ea3o s\u00e1t. Quy tr\u00ecnh thi c\u00f4ng t\u1eadp trung v\u00e0o an to\u00e0n, t\u00ednh li\u00ean t\u1ee5c \u0111i\u1ec7n, kh\u1ea3 n\u0103ng ch\u1ed1ng s\u00e9t lan truy\u1ec1n v\u00e0 \u0111\u1ed9 b\u1ec1n v\u1eadn h\u00e0nh.<\/p>\n<p data-start=\"10707\" data-end=\"10783\">Khi thi c\u00f4ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi m\u00e1i nh\u00e0, Sunny Solar ki\u1ec3m tra c\u00e1c h\u1ea1ng m\u1ee5c ch\u00ednh:<\/p>\n<ul data-start=\"10785\" data-end=\"10965\">\n<li data-section-id=\"ll6jhk\" data-start=\"10785\" data-end=\"10817\">Ti\u1ebfp \u0111\u1ecba khung pin v\u00e0 h\u1ec7 rail.<\/li>\n<li data-section-id=\"1tzqqy\" data-start=\"10818\" data-end=\"10838\">Ti\u1ebfp \u0111\u1ecba inverter.<\/li>\n<li data-section-id=\"uf38zr\" data-start=\"10839\" data-end=\"10864\">Ti\u1ebfp \u0111\u1ecba t\u1ee7 \u0111i\u1ec7n AC\/DC.<\/li>\n<li data-section-id=\"1rm6094\" data-start=\"10865\" data-end=\"10880\">Ti\u1ebfp \u0111\u1ecba SPD.<\/li>\n<li data-section-id=\"jhfirf\" data-start=\"10881\" data-end=\"10924\">Li\u00ean k\u1ebft \u0111\u1eb3ng th\u1ebf gi\u1eefa c\u00e1c ph\u1ea7n kim lo\u1ea1i.<\/li>\n<li data-section-id=\"172dbbi\" data-start=\"10925\" data-end=\"10965\">\u0110o ki\u1ec3m v\u00e0 b\u00e0n giao th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt.<\/li>\n<\/ul>\n<p data-start=\"10967\" data-end=\"11017\"><strong data-start=\"10967\" data-end=\"10979\">Hotline:<\/strong> 0357690717<br data-start=\"10990\" data-end=\"10993\" \/><strong data-start=\"10993\" data-end=\"11005\">Website:<\/strong> www.sunnysolar.vn<\/p>\n<h2 data-section-id=\"11x5u5b\" data-start=\"11019\" data-end=\"11030\">K\u1ebft lu\u1eadn<\/h2>\n<p data-start=\"11032\" data-end=\"11324\"><strong data-start=\"11032\" data-end=\"11098\">S\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/strong> kh\u00f4ng ch\u1ec9 n\u1eb1m \u1edf y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt, m\u00e0 c\u00f2n n\u1eb1m \u1edf an to\u00e0n th\u1ef1c t\u1ebf cho ng\u01b0\u1eddi d\u00f9ng, k\u1ef9 thu\u1eadt vi\u00ean v\u00e0 c\u00f4ng tr\u00ecnh. M\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi c\u00f3 t\u1ea5m pin t\u1ed1t v\u00e0 inverter t\u1ed1t v\u1eabn c\u00f3 th\u1ec3 m\u1ea5t an to\u00e0n n\u1ebfu ti\u1ebfp \u0111\u1ecba l\u00e0m sai ho\u1eb7c b\u1ecb b\u1ecf qua.<\/p>\n<p data-start=\"11326\" data-end=\"11612\">Ti\u1ebfp \u0111\u1ecba \u0111\u00fang k\u1ef9 thu\u1eadt gi\u00fap gi\u1ea3m nguy c\u01a1 \u0111i\u1ec7n gi\u1eadt, h\u1ed7 tr\u1ee3 ch\u1ed1ng s\u00e9t lan truy\u1ec1n, b\u1ea3o v\u1ec7 inverter, gi\u1ea3m l\u1ed7i v\u1eadn h\u00e0nh v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n h\u1ec7 th\u1ed1ng. Khi \u0111\u1ea7u t\u01b0 \u0111i\u1ec7n m\u1eb7t tr\u1eddi m\u00e1i nh\u00e0, b\u1ea1n n\u00ean y\u00eau c\u1ea7u \u0111\u01a1n v\u1ecb thi c\u00f4ng tr\u00ecnh b\u00e0y r\u00f5 ph\u01b0\u01a1ng \u00e1n ti\u1ebfp \u0111\u1ecba, v\u1eadt t\u01b0 s\u1eed d\u1ee5ng v\u00e0 k\u1ebft qu\u1ea3 \u0111o ki\u1ec3m sau l\u1eafp \u0111\u1eb7t.<\/p>\n<hr data-start=\"11614\" data-end=\"11617\" \/>\n<h2 data-section-id=\"1sghawa\" data-start=\"11619\" data-end=\"11629\">FAQ<\/h2>\n<h3 data-section-id=\"11ip9gw\" data-start=\"11631\" data-end=\"11693\">1. Ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u00f3 b\u1eaft bu\u1ed9c kh\u00f4ng?<\/h3>\n<p data-start=\"11695\" data-end=\"11878\">V\u1ec1 nguy\u00ean t\u1eafc an to\u00e0n \u0111i\u1ec7n, c\u00e1c ph\u1ea7n kim lo\u1ea1i h\u1edf nh\u01b0 khung pin, rail, v\u1ecf inverter v\u00e0 t\u1ee7 \u0111i\u1ec7n c\u1ea7n \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t ho\u1eb7c li\u00ean k\u1ebft \u0111\u1eb3ng th\u1ebf theo ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng v\u00e0 h\u01b0\u1edbng d\u1eabn nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<h3 data-section-id=\"14no3mg\" data-start=\"11880\" data-end=\"11924\">2. Ti\u1ebfp \u0111\u1ecba c\u00f3 thay th\u1ebf ch\u1ed1ng s\u00e9t kh\u00f4ng?<\/h3>\n<p data-start=\"11926\" data-end=\"12052\">Kh\u00f4ng. Ti\u1ebfp \u0111\u1ecba, SPD v\u00e0 ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp l\u00e0 c\u00e1c h\u1ea1ng m\u1ee5c kh\u00e1c nhau. Ch\u00fang c\u1ea7n ph\u1ed1i h\u1ee3p v\u1edbi nhau \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng t\u1ed1t h\u01a1n.<\/p>\n<h3 data-section-id=\"6nhobm\" data-start=\"12054\" data-end=\"12109\">3. H\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi m\u00e1i nh\u00e0 c\u00f3 c\u1ea7n SPD kh\u00f4ng?<\/h3>\n<p data-start=\"12111\" data-end=\"12217\">N\u00ean c\u00f3. SPD gi\u00fap gi\u1ea3m xung qu\u00e1 \u00e1p lan truy\u1ec1n t\u1eeb ph\u00eda DC ho\u1eb7c AC, \u0111\u1eb7c bi\u1ec7t t\u1ea1i khu v\u1ef1c th\u01b0\u1eddng c\u00f3 m\u01b0a gi\u00f4ng.<\/p>\n<h3 data-section-id=\"1s9mbm0\" data-start=\"12219\" data-end=\"12274\">4. L\u00e0m sao bi\u1ebft ti\u1ebfp \u0111\u1ecba \u0111i\u1ec7n m\u1eb7t tr\u1eddi \u0111\u1ea1t y\u00eau c\u1ea7u?<\/h3>\n<p data-start=\"12276\" data-end=\"12413\">C\u1ea7n d\u00f9ng thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng \u0111\u1ec3 \u0111o \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111\u1ecba v\u00e0 ki\u1ec3m tra t\u00ednh li\u00ean t\u1ee5c c\u1ee7a d\u00e2y ti\u1ebfp \u0111\u1ecba. Kh\u00f4ng n\u00ean ch\u1ec9 ki\u1ec3m tra b\u1eb1ng m\u1eaft th\u01b0\u1eddng.<\/p>\n<h3 data-section-id=\"1d6wvj3\" data-start=\"12415\" data-end=\"12465\">5. Bao l\u00e2u n\u00ean b\u1ea3o tr\u00ec ti\u1ebfp \u0111\u1ecba \u0111i\u1ec7n m\u1eb7t tr\u1eddi?<\/h3>\n<p data-start=\"12467\" data-end=\"12621\">N\u00ean ki\u1ec3m tra \u00edt nh\u1ea5t m\u1ed7i n\u0103m m\u1ed9t l\u1ea7n v\u00e0 ki\u1ec3m tra th\u00eam sau m\u01b0a b\u00e3o, s\u00e9t \u0111\u00e1nh g\u1ea7n, thay thi\u1ebft b\u1ecb ho\u1eb7c khi inverter b\u00e1o l\u1ed7i li\u00ean quan \u0111\u1ebfn c\u00e1ch \u0111i\u1ec7n, r\u00f2 \u0111i\u1ec7n.<\/p>","protected":false},"excerpt":{"rendered":"<p>S\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi S\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi n\u1eb1m \u1edf vi\u1ec7c b\u1ea3o v\u1ec7 con ng\u01b0\u1eddi, thi\u1ebft b\u1ecb v\u00e0 to\u00e0n b\u1ed9 c\u00f4ng tr\u00ecnh tr\u01b0\u1edbc c\u00e1c r\u1ee7i ro v\u1ec1 r\u00f2 \u0111i\u1ec7n, \u0111i\u1ec7n \u00e1p c\u1ea3m \u1ee9ng, s\u00e9t lan [&#8230;]","protected":false},"author":1,"featured_media":5776,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-5775","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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