The GYM7DC series is a high-voltage DC molded case circuit breaker for PV, EV charging, and other high-voltage DC systems. It supports DC operation up to 1500V and current ratings up to 1600A, with model options for 2P, 3P, and 4P configurations.
Main Features
- Rated working voltage up to 1500V DC.
- Current ratings up to 1600A.
- Rated insulation voltage of 1800V.
- 12kV rated impulse withstand voltage.
- Breaking capacity values vary by model and DC voltage level.
- Mechanical life of 4000 operations.
- No polarity requirement and support for reversing lines.
- Designed for high-voltage DC applications such as PV and EV charging systems.
Model Parameters
| Model | Rated current | Poles | Basic dimensions |
|---|
| GYM7DC-320 | 63A, 80A, 100A, 125A, 140A, 160A, 180A, 200A, 225A, 250A, 315A, 320A | 2P | 90 x 215 x 136mm |
| GYM7DC-400/630 | 225A, 250A, 320A, 350A, 400A, 500A, 630A | 2P | 110 x 275 x 152mm |
| GYM7DC-1600 | 800A, 1000A, 1250A, 1500A, 1600A | 3P / 4P | 3P: 210 x 340 x 244mm; 4P: 280 x 340 x 244mm |
Common Technical Data
| Item | Specification |
|---|
| Rated working voltage | 1500V DC |
| Rated insulation voltage | 1800V |
| Rated impulse withstand voltage | 12kV |
| Mechanical life | 4000 operations |
| Instantaneous release | 5In or 10In |
| Reference ambient temperature | 50°C |
