Video: Lub peev xwm tso cai ntawm 2 AWG Thhn yog dab tsi?
2024 Tus sau: Taylor Roberts | [email protected]. Kawg hloov kho: 2023-12-16 00:29
Tso Cai Ampacities ntawm Insulated Copper Conductor
| Conductor Size ( AWG /KCMIL) | 60 ° C/140 ° F TW, UF | 90 ° C/194 ° F TBS, SA, SIS, FEP, FEPB, MI, RHH, RHW- 2 , THHN , THWW, THWW- 2 , THW- 2 , XHH, XHHW, XHHW- 2 , SIV- 2 , ZWM |
|---|---|---|
| 4 | 70 | 95 |
| 3 | 85 | 115 |
| 2 | 95 | 130 |
| 1 | 110 | 145 |
Ib yam li ntawd, koj tuaj yeem 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 |
Ib tug kuj nug, dab tsi yog qhov ampacity ntawm #6 Thhn?
| Kev Siv Hluav Taws Xob Cov Hluav Taws Xob (Los Ntawm NEC Cov Lus 310-16) Tsis Ntau Tshaj Peb Tus Kws Ua Haujlwm hauv Raceway lossis Cable lossis Lub Ntiaj Teb (Ncaj Ncees Ncaj Ncees) (Raws Li Qhov Kub Kub ntawm 30 ° C, 86 ° F) | ||
|---|---|---|
| Loj | Tooj Hlau Coj | Aluminium Conductors Copper-Clad Conductors |
| 8 | 40 | 30 |
| 6 | 55 | 40 |
| 4 | 70 | 55 |
muaj pes tsawg amps tuaj yeem 2 ntsuas cov hlau tuav?
Qhov ntau thiab tsawg muaj xws li 14-, 12-, 10-, 8-, 6-, thiab 2 - gauge xov.
Yuav ua li cas Hlau Yog Qhov Loj.
| Amperage Capacities rau Standard Non-Metallic (NM) Cable | |
|---|---|
| 6-gauge hlau | 55mp ua |
| 4-gauge hlau | 70amps ua |
| 3-gauge kab | 8 5 amp |
| 2-gauge hlau | 95 amps wb |
Dab tsi yog #2 tooj liab hlau ntsuas rau?
Hlau Loj & Kev Ntsuas Amp
| Tooj | ||
|---|---|---|
| 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 |
Pom zoo:
Dab tsi yog lub tsev cog khoom roj uas muaj peev xwm ua kom sov tshaj plaws?
Feem ntau cov pa roj carbon tsev cog khoom nyob rau hauv cov cua thiab qhov loj tshaj ntuj tau pab txhawb rau lub ntiaj teb ua kom sov. cov hmoov av dub tuaj yeem cuam tshuam lub hnub ci hluav taws xob hauv qee qhov xwm txheej thiab tuaj yeem ua lub luag haujlwm rau lub tsev cog khoom gases
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