Nrog rau cov lus hais no hauv siab, peb tau dhau los ua cov tuam txhab tsim khoom siv thev naus laus zis tshiab tshaj plaws, tsim nyog tus nqi, thiab tus nqi sib tw rau Daim Ntawv Qhia Nqe rau Tuam Tshoj Hoobkas 3p 400V 800A 3200A Acb Air Circuit Breaker, Peb zoo siab tos txais cov neeg siv khoom los ntawm ob qho tib si hauv tsev thiab txawv teb chaws tuaj sib tham nrog peb.
Nrog rau lub ntsiab lus no hauv siab, peb tau dhau los ua cov tuam txhab tsim khoom siv thev naus laus zis tshiab tshaj plaws, pheej yig, thiab sib tw nqi rauTuam Tshoj Cua Circuit Breaker thiab AcbTxawm hais tias muaj lub cib fim tas mus li, peb tau tsim kev sib raug zoo nrog ntau tus neeg lag luam txawv teb chaws, xws li cov neeg los ntawm Virginia. Peb ntseeg siab tias cov khoom lag luam ntawm lub tshuab luam ntawv t-shirt feem ntau zoo vim muaj ntau tus neeg muaj nws qhov zoo thiab tus nqi.
| Tam sim no ntsuas Rooj 1 | ||||||||
| Rated ncej tam sim no Inm A | Tam sim no ntsuas ln A | |||||||
| 2000 xyoo | (400)630,800,1000,1250,1600,2000 | |||||||
| 3200 | 2000,2500,2900,3200 | |||||||
| 4000 | 3200,3600,4000 | |||||||
| 6300 | 4000,5000,6300 | |||||||
Qhov ntsuas luv luv ntawm lub voj voog tawg thiab lub sijhawm luv luv ntawm cov breakers, qhov deb ntawm arcing yog "zero" (vim tias sab nraud ntawm lub breaker tsis muaj arcing.) Rooj 2
| Rated ncej tam sim no Inm A | 2000 xyoo | 3200 | 4000 | 6300 | ||||
| Rated txwv luv luv Circuit Court tawg peev xwm lcu(kA)O-CO | 400V | 80 | 80 | 100 | 120 | |||
| 690V | 50 | 50 | 75 | 85 | ||||
| Rated ua haujlwm luv luv Circuit Breaking peev xwm nx lcu(KA)/COS∅ | 400V | 176/0.2 | 176/0.2 | 220/0.2 | 264/0.2 | |||
| 690V | 105/0.25 | 105/0.25 | 165/0.2 | 187/0.2 | ||||
| Rated lub sijhawm luv luv withstand lcw lcs(kA)O-CO-CO | 400V | 50 | 50 | 80 | 100 | |||
| 690V | 40 | 40 | 65 | 75 | ||||
| Rated lub sijhawm luv luv withstand lcw (kA)———”+0.4s,O-CO | 400V | 50 | 50 | 65/80 (MCR) | 85/100 (MCR) | |||
| 690V | 40 | 40 | 50/65 (MCR) | 65/75 (MCR) | ||||
| Daim Ntawv Ceeb Toom: Cov xov hlau nkag thiab tawm yog tib yam rau kev tawg ntawm lub peev xwm. | ||||||||
Lub zog siab tshaj plaws yog 360W rau cov breakers, thiab nyob rau hauv qhov kub sib txawv, thiab ntsuas qhov ntev tam sim no yuav hloov pauv. Rooj 3
| Ib puag ncig kub ℃ | Tam sim no ntsuas | |||||||
| 400A | 630A | 800A | 1000A | 1250A | 1600A | 2000A | ||
| 40 | 400A | 630A | 800A | 1000A | 1250A | 1600A | 2000A | |
| 50 | 400A | 630A | 800A | 1000A | 1250A | 1550A | 1900A | |
| 60 | 400A | 630A | 800A | 1000A | 1250A | 1550A | 1800A | |
Kev tiv thaiv kev tswj hwm tam sim no ntse thiab kev ua haujlwm Qhov chaw thiab qhov yuam kev. Rooj 4
| Kev ncua sijhawm ntev | Kev ncua sijhawm luv luv | Tam sim ntawd | Qhov yuam kev hauv av | |||||
| lr1 | lr2 | Yuam Kev | lr3 | Yuam Kev | lr4 | Yuam Kev | ||
| (0.4-1) Hauv | (0.4-15) Hauv | ±10% | ln-50kA (Inm = 2000A) ln-75kA (Inm = 3200A) | ±15% | lnm = 2000 ~ 3200A (0.2-0.8) Hauv (1200A, 160A) | ±10% | ||
| Daim Ntawv Ceeb Toom: yog tias nws muaj peb kauj ruam tiv thaiv tib lub sijhawm, qhov chaw teeb tsa yuav tsis hla. | ||||||||
Kev ncua sijhawm ntev dhau lub sijhawm tam sim no ntawm kev ua haujlwm rov qab I2TL, = (1.51lr1) 2tL, thiab nws lub sijhawm ua haujlwm (1.02-2.0) Ir1, muaj qhov yuam kev ntawm lub sijhawm yog ± 15%. Rooj 5
| 1.05Ir1 | 1.3Ir1 | 1.5Ir1 Teem sijhawm S | 15 | 30 | 60 | 120 | 240 | 480 |
| > 2 teev ua haujlwm | <1 teev ua haujlwm | 2.0Ir Teeb lub sijhawm S | 8.4 | 16.9 | 33.7 | 67.5 | 135 | 270 |
Nrog rau cov lus hais no hauv siab, peb tau dhau los ua cov tuam txhab tsim khoom siv thev naus laus zis tshiab tshaj plaws, tsim nyog tus nqi, thiab tus nqi sib tw rau Daim Ntawv Qhia Nqe rau Tuam Tshoj Hoobkas 3p 400V 800A 3200A Acb Air Circuit Breaker, Peb zoo siab tos txais cov neeg siv khoom los ntawm ob qho tib si hauv tsev thiab txawv teb chaws tuaj sib tham nrog peb.
Daim Ntawv Qhia Nqe rauTuam Tshoj Cua Circuit Breaker thiab Acb, Txawm hais tias muaj lub cib fim tas mus li, peb tau tsim kev sib raug zoo nrog ntau tus tub lag luam txawv teb chaws.