DC SIZE:
25DC / 32DC / 40DC / 63DC
SCOPE OF APPLICATION
STW2-63DC series dc circuit breaker is mainly suitable for rated voltage up to DC1000V, rated current DC 63A and under new energy dc power generation, storage, custom power system, digital and computer center, communication system, intelligent city (construction, municipal and public facilities), smart home, transportation and micro power grid in the areas of low voltage power distribution system.
Conformity to GB/T 14048.2 IEC 60947-2 STW2-63DC series DC miniature circuit breaker are high-performance DC miniature circuit breaker with a single-pole width of 18mm, rated current up to 100A, rated short-circuit breaking capacity up to 10KA, and various technical parameters leading in China.
| STW2 Series circuit breaker | STW2-63DC |
|---|---|
| Shell frame grade Current (A) | 100 |
| Standards | IEC 60947-2 |
| Rated Insulation voltage Ui (V) | 1000 |
| Rated Impulse Withstand Voltage Uimp (kV) | 6 |
| Rated current (A) | 16, 20, 25, 32, 40, 50, 63, 80, 100 |
| Rated voltage | DC250V (1P), 500V (2P), 800V (3P), 1000V (4P) |
| Electromagnetic trip characteristics | 10In ±20% |
| Tripping curves | C: 8In ±20% D: 12In ±20% |
| Number of poles | 1P, 2P, 3P, 4P |
| Icu | 18mm |
| Ics | 10KA |
| Reference temperature | 7.5KA |
| Unipolar width | 30°C |
| Utilization Category | A |
| Mechanical life | 20000 Cycles |
| Electrical life | 2000 Cycles |
| Protection Degree | IP20 |
