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kerosakan panel air con

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BUSBAR PANEL AIR CON MELETUP Tengah dok syok layan keje, dapat pula panggilan.... 'AIR CON BILIK ... TAK ON". YE KE? takkanlah. takpelah gi aje check dulu. samapai aje kat panel, check supply, tak de, MCCB dah trip. Jangan On MCCB tu dulu.. gi kat MSB, MCCB pun trip! Ni mesti BESAR punya problem kot. apa terbayang... pasti ada air con yang dah kacau ni.  Takpe ON aje MCCB kat MSB. .... OK aje. oklah tu. wiring supply OK. gi kat panel... check incomimng supply..  tiga2 OK. supply dari MSB OKlah tu. ON pulak MCCB (pintu panel mesti tutup) .... ada bunyi bakarlah. cuba buka sikit pintu. nampak ada spark kat hujung Busbar.... belum sempat nak tututp pintu dan OFF MCCB, terus aje... POP... dan MCCB trip, supply dari MSB pun dah trip. Apa lagi, boleh konfirm, busbar ada problem. Apa lagi mulakan keje... Cabut kabel dari MCCB ke busbar.... kabel ke busbar dah cabut awal-awal lagi..... lepas itu cabut Busbar.... Tu DIA.... apa lagi.. bawak kat wad lah (...
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Surge protection device

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What is a surge protection device?  The terms surge protection device (SPD) and transient voltage surge suppressor (TVSS) are used to describe electrical devices typically installed in power distribution panels, process control systems, communications systems, and other heavy-duty industrial systems, for the purpose of protecting against electrical ... Where do you put a surge protective device? In an electrical systems, surge protection devices (SPDs) are usually installed in tap-off configuration (in parallel) between the live conductors and the earth. The operating principle of SPD can be similar to that of a circuit breaker. How does surge protection work? How Does a Surge Protector Work? A typical surge protector passes the electrical current along the outlet to number of the devices plugged into the power strip. If the voltage happens to rise above the acceptable level, the protector will divert the extra electricity into the outlets grounding wire. Is it worth getting surge ...
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