GCS China manufacturer custom draw-out ac low voltage switchgear
- High level reliability and safety
- Easy for equipment installation
- Easy for components disassembly and replacement
- Flexible scheme
It is designed and developed jointly by the Ministry of Power Industry and the Ministry of Machine Building together with Design Team in accordance with the requirements of competent industry department, power consumers and design unit, accords with national situation of China, has high technical index and can adapt to the development needs of power market. On this basis, combined with the manufacture technique and market actual needs, our GCS is a new type low voltage switchgear researched and developed by ourselves.
It is applicable to power consumers of power plants, substations, industrial and mining enterprises and is used for electric energy conversion, distribution and control of power, lighting and power distribution equipment in power distribution system with AC 50Hz, rated operating voltage of 380V and rated operating current of up to 2,500A.
- Ambient air temperature : -5°C ~ +40°C;
- Daily average temperature(Within 24h): ≤+35℃
- Relative humidity: ≤50% at the maximum temperature of +40℃ and may be higher at lower temperature, for example, 90% at +20℃.
- Altitude:≤2,000m;
- Installation inclination:≤ 5°;
- Installation places: Indoor; without fire, explosion risk, serious pollution, rain immersion, violent vibration,chemical corrosion and conductive dust.
If the switchgear will be used in conditions that exceed the normal environmental conditions, users should consult with the manufacturer.
No. | Item(Unit) | Data |
1 | Rated Operational Voltage(V) | AC380 |
2 | Rated Insulation Voltage(V) | AC660 |
3 | Rated Frequency(Hz) | 50 |
4 | Mai Bus Rated Current(A) | ≤4000 |
5 | Distribution Bus Rated Current(A) | ≤1000 |
6 | Main Bus Rated Short-time Withstand Current(kA) | ≤80 |
Distribution Bus Rated Short-time Withstand Current (kA) | ≤50 | |
Rated Impulse Withstand Voltage(kV) | 8 | |
7 | Standard | GB7251.12 |
8 | Protection Degree | ≤IP40 |
