Products
BX9Z series DC mini Circuit Breaker is suitable in normal current 63A and below, directly-current rated voltage 250V-1000V, uses for carries on the overload short-circuit protection to the current electrical power distribution system’s facility and the electrical equipment, and used in professional electric power, posts and telecommunications transportation, industrial and mining establishments, and so on. It comply with IEC60898-2 standards.
| Standard | IEC 60898-2 | ||||
| Number of poles | 1P | 2P | 3P | 4P | |
| Rated working voltage (V DC) | 250 | 500 | 750 | 1000 | |
| Frame level | 63A | ||||
| Rated current (In) (A) | 6, 10, 16, 20, 25, 32, 40, 50, 63 | ||||
| Rated insulation voltage Ui (V DC) | 1000/1200 | ||||
| Tripping characteristics | C | ||||
| Tripping type | Thermal-magnetic | ||||
| Rated ultimate short-circuit breaking
capacity (Icu) |
10kA | ||||
| Rated service short-circuit interrupting capacity (Ics) | 10kA | ||||
| Mechanical life (times) | Actual | 20000 times | |||
| Standard | 9700 times | ||||
| Electric life (times) | Actual | Average 1000 times | |||
| Standard | 300 times | ||||
| Overvoltage category | Ⅲ | ||||
| Pollution degree | 2 | ||||
| Ingress protection | IP20 | ||||
| Relative humidity | ≤95% | ||||
| Vibration | Acc.to IEC60068-2-6 | ||||
| Shocks | Acc.to IEC60068-2-27 | ||||
| Terminal capacity | 2.5-35mm2 | ||||
| Fastening torque fo teminals | 2.0-2.5N·m | ||||
| Ambient temperature | -5°C~+45°C | ||||
| Storage temperature | -25°C~+75°C | ||||
| Installation method | DIN35mm | ||||
| Elevation | ≤2000m | ||||
