GYM9H DC Miniature Circuit Breaker
GYM9H DC Circuit Breaker is designed for DC circuits with a rated voltage up to 1000V and a rated current up to 63A. It provides overload and short-circuit protection and can also be used for infrequent switching operations of circuits. This circuit breaker is suitable for DC system applications, such as communications and photovoltaic (PV) systems. Compliance Standards: IEC/EN 60947-2, GB/T 14048.2.
◉ Reliable Protection: Provides effective overload and short-circuit protection for DC systems up to 1000V/63A.
◉ Standard Compliance: Complies with IEC/EN 60947-2 and GB/T 14048.2 standards; RoHS 2.0 compliant.
◉ Convenient Wiring & Status: Dual busbar wiring function, transparent marking feature, and contact position indicator.
◉ Compact & Durable: Supports maximum wire capacity of $16\text{ mm}^2$ with high mechanical and electrical endurance.
Features
Overview
GYM9 DC Circuit Breaker is designed for DC circuits with a rated voltage up to 1000V and a rated current up to 63A. It provides overload and short-circuit protection and can also be used for infrequent switching operations of circuits.
This circuit breaker is suitable for DC system applications, such as communications and photovoltaic (PV) systems.
Compliance Standards: IEC/EN 60947-2 GB/T 14048.2
- RoHS 2.0 compliant
- Dual busbar wiring function
- Transparent marking feature
- Contact position indicator
- Max. wire capacity: 16mm²
Technical Specification
- Rated Current(In): 1-63A
- Rated Voltage(Ue): 1P:250VDC;2P:500VDC;3P:750VDC;4P:1000VDC
- Tripping Curves: B、C、D
- Rated insulation voltage(Ui): 500V
- Breaking Capacity: 6kA
- Poles: 1P、2P、3P、4P
- Mechanical life: 20000 times
- Electrical life: 10000 times
- Tightening moment: 2.0N.m
- Class of protection: Ip20
Wiring Diagram
Outline Overall And Installing Dimensions
Temperature Compensation
When the ambient temperature is not the baseline temperature of 30℃, the reference Correction coefficientis as follows:
| Ambient Temperature | -20°C | -10°C | 0°C | 10°C | 20°C | 30°C | 40°C | 50°C | 60°C |
| Current Correction Factor | 1.25 | 1.2 | 1.15 | 1.10 | 1.05 | 1.00 | 0.95 | 0.90 | 0.85 |
