1. Main technical Parameter.
| Type | ML7-63 | |||||
| Pole | 1P | 2P | 3P | 4P | ||
| Weight(kg) | 0.1 | 0.2 | 0.3 | 0.4 | ||
| Rated current (A) | 1,2,3,4,6,10,16,20,25,32,40,50,63 | |||||
| Rated voltage(V) | 240 | 415 | ||||
| Type of instantaneous release | B,C,D | |||||
| Triping Device | Thermal-coil magnetic | |||||
| Rated short circuit breaking capacity Icn(KA) | 10 | |||||
| Life (times) | 1-32A | Electric life | 8000 | |||
| Mechanical life | 20000 | |||||
| Operation frequency | 240 times per hour | |||||
| 40-63A | Electric life | 8000 | ||||
| Mechanical life | 20000 | |||||
| Operation frequency | 120 mes per hour | |||||
2. Applicable conducting wire.
| Rated current(A) | Nominal cross section of wire mm2 |
| 1-6A | 1 |
| 10A | 1.5 |
| 16,20A | 2.5 |
| 25A | 4 |
| 32A | 6 |
| 40,50A | 10 |
| 63A | 16 |
3.The over-current protection property.
| Ambient Temperature | Initial Status | Test Current | Expected Result | Expected Result | Note |
| 30±2oC | Cold position | 1.13In | t≥1h | Non-release | - |
| Carried out immediately after previous test | 1.45In | t<1h | Release | - | |
| Cold position | 2.55In | 1s<t<60s (In≤32A) | Release | Current smoothly rises to specified value within 5s | |
| Cold position | 2.55In | 1s<t<120s (In>32A) | Release | ||
| -5~+40oC | Cold position | 3In | t≥0.1s | Non-release | Type B |
| Cold position | 5In | t<0.1s | Release | Type B | |
| Cold position | 5In | t≥0.1s | Non-release | Type C | |
| Cold position | 10In | t<0.1s | Release | Type C | |
| Cold position | 10In | t≥0.1s | Non-release | Type D | |
| Cold position | 20In | t<0.1s | Release | Type D |
4.Dimension.
