HSW1 series Intelligent type Air Circuit Breaker which divided into 1000A, 1600A, 2000A, 1600A, 4000A and 6300A six shell frame level is competently applied in AC 50Hz electrical distribution grid with rated voltage AC400V, AC690V, AC1000V (only for 2000 shell frame) and rated current 200A~ 6300A for power distribution, circuit and power equipment protection against damage due to overload, under voltage, short circuit and earth fault. Those with rated current up to 630A may be used as a protective apparatus for motors. The Circuit breaker has a variety of types of intelligent release, provide different functions. Rated insulation voltage of The Circuit breaker is 1000V, rated impulse withstand voltage is 12 kV.
| Type | HSW1-1000 | HSW1-1600 | HSW1-2000 | HSW1-3200 | HSW1-4000 | HSW1-6300 | ||
| Rated current （A） 40℃ | 200、400、630、800、1000 | 200、400、630、800、1000、1250、1600 | 630、800、1000、1250、1600、2000 | 2000、2500、2900、3200 | 3200、3600、4000 | 4000、5000、6300 | ||
| Rated voltage Ue（V） | AC 400 | AC 400 / 690 | AC 400 / 690 / 1000 | AC 400 / 690 | AC 400 / 690 | AC 400 / 690 | ||
| Rated insulation Voltage Ui（V） | 1000 | |||||||
| Rated impulse withstand Voltage Uimp（V） | 12000 | |||||||
| Rated impulse withstand Voltage Uimp（V） | 3500 | |||||||
| Pole number | 3P、4P | |||||||
| Pole number | 20～30 | |||||||
| Closing time（ms） | Max 70 | |||||||
| Rated limited short circuit breaking capacity Icu(kA) (effective value) | AC400V | 42 | 55 | 80 | 100 | 100 | 120 | |
| AC690V | – | 40 | 50 | 65 | 65 | 75 | ||
| AC1000V | – | – | 36.5 | – | – | – | ||
| Rated service short circuit breaking capacity Ics(kA) (effective value) | AC400V | 30 | 50 | 65 | 85 | 100 | 100 | |
| AC690V | – | 35 | 50 | 65 | 65 | 65 | ||
| AC1000V | – | – | 36.5 | – | – | – | ||
| Rated service short circuit breaking capacity Ics(kA) (effective value) | AC400V | 88.2 | 121 | 176 | 220 | 220 | 264 | |
| AC690V | – | 84 | 105 | 143 | 143 | 165 | ||
| AC1000V | – | – | 76.9 | – | – | – | ||
| Rated short time withstand current(1s) (effective value) | AC400V | 30kA，0.5s | 42 | 50 | 80 | 80 | 100 | |
| AC690V | – | 35 | 40 | 65 | 65 | 65 | ||
| AC1000V | – | – | 36.5 | – | – | – | ||
| Operating performance(times) | electrical endurance | 6000 | 6000 | 8000 | 6500 | 3000 | 1000 | |
| Mechanical endurance | Mechanical | 10000 | 10000 | 15000 | 10000 | 5000 | 5000 | |
| With maintenance | 20000 | 20000 | 30000 | 20000 | 10000 | 10000 | ||
