Muaj pes tsawg amps yog 12 Thhn zoo rau?
Muaj pes tsawg amps yog 12 Thhn zoo rau?

Video: Muaj pes tsawg amps yog 12 Thhn zoo rau?

Video: Muaj pes tsawg amps yog 12 Thhn zoo rau?
Video: SAIB HMOOV 12 TUS TSIAJ | Zaj Xyoo yeej muaj hmoo zoo 2024, Kaum ib hlis
Anonim

Lub zog ntawm 12 AWG THHN yog 30 amps rau lub rooj 310.16 . 240.4(D) tsis hloov qhov ntsuas ntawm 12 AWG THHN tab sis feem ntau xav kom nws tiv thaiv ntawm 20 amps ua.

Ua raws li qhov no hauv kev txiav txim siab, muaj pes tsawg amps tuaj yeem 12 lub ntsuas hluav taws xob tuav?

20 amp ua

Ib sab saum toj no, pes tsawg amps yog 10 Thhn zoo rau? Hlau Loj & Kev Ntsuas Amp

Tooj liab
Hlau Ntsuas Loj 60 ° C (140 ° F) NM-B, UF-B 90°C (194°F) THWN-2, THHN, XHHW-2, USE-2
14 15 25
12 20 30
10 30 40

Ib tus kuj yuav nug, pes tsawg amps yog #2 Thhn zoo rau?

Lub zog ntawm cov hlau hom (w / Temp Rating) @ 0-2000 Volts

Wire Size AWG TW, UF (140°) FEPW, RH, RHW, THHW, ZW, THWN, XHHW, THW, Siv (167 °)
0 125 150
1 110 130
2 95 115
3 85 100

Puas yuav 12 gauge hlau tuav 30 amps?

Bingo 30 amp breaker nrog 12 AWG tus neeg xyuas pib, koj tuaj yeem siv 10 AWG mas NEC yuav tsis xav tau nws. Muaj qee lub sij hawm thaum pub lub cev muaj zog loads tias cov breakers tau ntsuas ntau dua li cov conductors. Hauv qab kab ua ntej koj hais tias 12s ntawm a 30 yog kev ua txhaum cai, tsis raug lossis tsis muaj kev nyab xeeb koj yuav tsum paub tias lawv noj dab tsi.

Pom zoo: