Tooj liab nickel alloy, uas tsis tshua muaj hluav taws xob tiv taus, zoo tiv taus kub thiab tiv taus xeb, yooj yim rau kev ua thiab ua cov hlau lead welded. Nws yog siv los ua cov khoom tseem ceeb hauv thermal overload relay, qis tsis kam thermal circuit breaker, thiab cov khoom siv hluav taws xob. Nws kuj yog ib qho khoom siv tseem ceeb rau hluav taws xob cua sov cable.
Cov qib tseem ceeb thiab cov khoom
| Hom | Kev tiv thaiv hluav taws xob (20 degree Ω) mm²/m2) | coefficient kub ntawm kev tsis kam (10^6/degree) | Cov chaw nkaum ity g/mm² | Qhov kub siab tshaj plaws (°c) | Qhov kub yaj (°c) |
| CuNi1 | 0.03 | <1000 | 8.9 | 200 | 1085 |
| CuNi2 | 0.05 | <1200 | 8.9 | 200 | 1090 |
| CuNi6 | 0.10 | <600 | 8.9 | 220 | 1095 |
| CuNi8 | 0.12 | <570 | 8.9 | 250 | 1097 |
| CuNi10 | 0.15 | <500 | 8.9 | 250 | 1100 |
| CuNi14 | 0.20 | <380 | 8.9 | 300 | 1115 |
| CuNi19 | 0.25 | <250 | 8.9 | 300 | 1135 |
| CuNi23 | 0.30 | <160 | 8.9 | 300 | 1150 |
| CuNi30 | 0.35 | <100 | 8.9 | 350 | 1170 |
| CuNi34 | 0.40 | -0 | 8.9 | 350 | 1180 |
| CuNi40 | 0.48 | ±40 | 8.9 | 400 | 1280 |
| CuNi44 | 0.49 | <-6 | 8.9 | 400 | 1280 |
Daim ntawv thov ntawm tooj liab nickel hlau hlau:
1. cov khoom cua sov
2. kev tiv thaiv tam sim no ntawm kev tiv thaiv thermal overload relay
3. lub tshuab hluav taws xob qis-voltage
4. cov khoom siv hluav taws xob tsawg
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