Thaum tsim cov hlua khi hlua, peb yuav tsum tau muab cov hlua khi rau cov terminals. Kev tshem tawm rwb thaiv tsev yog txhais hauv IPC-620-A thiab.
Hom phiaj - Chav 1,2,3
• Muaj ib qho kev tshem tawm rwb thaiv tsev (C) ntawm ib txoj kab uas hla (D) nruab nrab ntawm qhov kawg ntawm cov rwb thaiv tsev thiab sab saum toj ntawm cov hlau nplaum.
Txaus - Chav 1,2,3
• Cov rwb thaiv tsev tshem tawm yog ob txoj kab uas hla (D) lossis tsawg dua nrog rau cov rwb thaiv tsev lossis 1.5 hli [0.060 hauv] (qhov twg ntau dua).
• Rwb thaiv tsev clearance tsis tso cai luv luv rau cov uas nyob ib sab conductors.
• Rwb thaiv tsev clearance nyob ze ze.
Cov txheej txheem qhia - Chav 2,3
• Cov rwb thaiv tsev tshem tawm ntau dua li ob txoj kab uas hla nrog cov rwb thaiv tsev lossis 1.5 hli [0.060 hauv], qhov twg yog
ntau dua, tab sis tsis tso cai luv luv rau tus neeg xyuas pib uas nyob ib sab.
Tsis Zoo - Chav Kawm 1,2,3
• Rwb thaiv tsev clearance tso cai rau luv luv rau cov conductors nyob ib sab.
