開關性能與參數(shù)
| 約定發(fā)熱電流Ith (A) | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 1000 | 1250 | 1600 |
| 額定絕緣電壓Ui(V) | 750 | 750 | 750 | 750 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 |
| 介電強度(V) | 5000 | 5000 | 5000 | 5000 | 8000 | 8000 | 8000 | 8000 | 10000 | 10000 | 10000 |
| 額定沖擊耐受電壓Uimp kV(安裝類別IV) | 8 | 8 | 8 | 8 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| 額定工作電流Ie(A) | |||||||||||
| 380VAC-21 AC-22 AC-23 | 125 125 125 | 160 160 160 | 200 200 200 | 250 250 250 | 315 315 315 | 400 400 340 | 500 500 425 | 630 630 536 | 1000 1000 800 | 1250 1250 1000 | 1600 1600 1280 |
| 660VAC-21 AC-22 AC-23 | 125 125 50 | 160 125 63 | 160 125 70 | 200 160 80 | 315 200 125 | 400 200 125 | 400 200 125 | 500 315 125 | 1000 630 400 | 1000 630 400 | 1600 800 500 |
| 220V DC-21 DC-22 DC-23 | 125 125 125 | 160 160 125 | 200 200 160 | 250 250 200 | 315 315 315 | 400 400 400 | 500 400 400 | 630 500 500 | 1000 1000 1000 | 1250 1250 1250 | 1600 1250 1250 |
| 440V DC-21 DC-22 DC-23 | 100 100 100 | 125 125 125 | 160 160 160 | 200 200 200 | 315 315 315 | 400 400 400 | 400 400 400 | 500 500 500 | 1000 1000 1000 | 1250 1250 1000 | 1250 1250 1000 |
| 電動機功率P(kW) | |||||||||||
| 380V 660V | 45 55 | 55 70 | 55 75 | 75 110 | 110 160 | 110 220 | 110 220 | 110 220 | 365 560 | 365 560 | 500 560 |
| 過載能力 | |||||||||||
| 額定短時耐受電流Icw(kA Rms)O.IS/1.OS | 20/10 | 20/10 | 25/12 | 25/12 | 30/20 | 30/20 | 50/25 | 50/25 | 90/50 | 90/50 | 90/50 |
| 接通分斷能力 | |||||||||||
| 額定接通能力(A Rms)AC-23 380V | 1000 | ||||||||||
| 額定分斷能力(A Rms)AC-23 380V | 1250 | 1250 | 2000 | 2000 | 3150 | 4000 | 4000 | 4000 | 10000 | 100000 | |
| 額定短路接通能力Icm(kA峰值) | 12 | 12 | 17 | 17 | 30 | 30 | 40 | 40 | 70 | 70 | 70 |
| 機械壽命（循環(huán)操作次數(shù)） | 10000 | 10000 | 10000 | 10000 | 5500 | 5500 | 5500 | 4000 | 4000 | 4000 | 3000 |
| 電氣壽命（循環(huán)操作次數(shù)） | |||||||||||
| 額定電壓Ue=660V額定電流Ie COS Φ=0.95 AC-21 COS Φ=0.65 AC-22 COS Φ=0.35 AC-23 | 1500 1000 500 | 1500 1000 500 | 1500 1000 500 | 1500 1000 500 | 750 500 250 | 750 500 250 | 750 500 250 | 750 500 250 | 600 400 200 | 600 400 200 | 450 300 150 |
| 操作力矩(N-m) | 6.5 | 6.5 | 10 | 10 | 14.5 | 14.5 | 14.5 | 14.5 | 27 | 27 | 27 |
| 重量(Kg) 3極 4極 | 1 1.5 | 1 1.5 | 2 2.5 | 2 2.5 | 3.5 4 | 3.5 4 | 4 4.5 | 4 4.5 | "
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? 2025 Meilanrilan Electric Group (Suzhou) Co.,Ltd Su ICP No. 11054733 Support:HuiCheng Address：Suzhou City, Jiangsu Province Xukou Town Xujiang Industrial Park Road, the new peak of 456 |
