HR5 series molded case circuit breaker is mainly used in rated voltage AC 380V and 660V(45 62Hz), rated thermal current up to 630A with high short circuit current of distribution circuit and motor circuit, as power switch, isolating switch, emergency switch, and as circuit protection, but generally not as direct opening single motor.
This manual describes the HR5 series fuse-type isolating switch, intended for use as a power, isolation, and emergency switch in distribution and motor circuits with rated voltages of 380 V or 660 V AC (45‑62 Hz). It outlines the applicable standards, operating limits, and environmental requirements.
Key technical data such as rated insulation voltage, working currents, mechanical and electrical life, and auxiliary switch ratings are listed, along with physical dimensions, installation guidelines, and ordering instructions. This manual is written in Chinese.
| Rated insulation voltage | 690 V |
|---|---|
| Rated working voltage | 380 V, 660 V |
| Rated working current (380 V) | 100 A, 200 A, 400 A, 630 A |
| Rated working current (660 V) | 100 A, 200 A, 315 A, 425 A |
| Mechanical life (100 A/200 A) | 3000 operations |
| Mechanical life (400 A/630 A) | 1000 operations |
| Electrical life (100 A/200 A) | 600 operations |
| Electrical life (400 A/630 A) | 200 operations |
| Auxiliary switch rating | 380 V, 5 A, 300 VA |
They are rated for AC 380 V and 660 V, 45‑62 Hz.
It can perform 3000 mechanical operations at 100 A.