China GCS Low-Voltage Switchgear Suppliers - Drawer Type, High Performance and High Protection Factory Solutions
Product Description
- G -- Enclosed cabinet
- C -- Draw out
- S -- SenYuan Electric System
Basic Parameters
Main circuit rated voltage (V) |
AC380 400 600 |
|
Auxiliary circuit rated voltage (V) |
AC220 380 400 |
|
Rated frequency (Hz) |
50（60） |
|
Rated insulation voltage (V) |
600 1000 |
|
Rated current (A) |
Horizontal busbar |
≦4000 |
vertical busbar |
1000 |
|
Busbar rated short-time withstand current (KA/1s) |
50-80 |
|
Busbar rated peak withstand current (KA/0.1s) |
105 176 |
|
Power frequency test voltage (V/min) |
The main circuit |
2500 |
Auxiliary circuit |
1760 |
|
Busbar |
3-phase 4-wire |
A、B、C、PEN |
3-phase 5-wire |
A、B、C、PE、N |
|
Protection class |
Ip30 Ip40 |
|
Installation Environment
- The ambient air temperature should not be higher than +40℃ and not lower than -5℃. The average temperature within 24 hours shall not be higher than +35℃;
- Indoor installation and use, the altitude of the use site shall not exceed 2000m;
- The relative humidity of the surrounding air should not exceed 50% when the maximum temperature is +40°C. However, higher relative humidity levels are allowed at lower temperatures. Consider the impact of occasional condensation caused by temperature changes, for instance, 90% at +20°C.
- When installing the equipment, ensure that the angle with the vertical plane does not exceed 5%. Choose a location with minimal vibration and where electrical components are not susceptible to corrosion.
- Users can negotiate with the manufacturer if they have special requirements.
Frequently Asked Questions
What are the primary applications of GCS switchgear?
GCS switchgear is a versatile low-voltage power distribution device commonly utilized for power distribution, centralized motor control, and reactive power compensation in power generation and supply systems.
What is the difference between GCS and MNS switchgear?
While both feature the main busbar at the rear, GCS utilizes a 20mm drawer modulus (compared to 25mm in MNS) and integrates a propulsion mechanism for easier and more flexible operation.
What do the letters G, C, and S stand for in GCS?
In the GCS naming convention, "G" stands for Enclosed cabinet, "C" stands for Draw out, and "S" refers to the SenYuan Electric System.
What are the ambient temperature requirements for GCS switchgear installation?
The ambient air temperature must not exceed +40℃ and must not fall below -5℃. Additionally, the average temperature over a 24-hour period should not exceed +35℃.
What are the relative humidity limits for GCS switchgear operation?
The relative humidity should not exceed 50% at a maximum temperature of +40°C. Higher relative humidity is permitted at lower temperatures (e.g., 90% at +20°C), taking into account potential condensation caused by temperature changes.
What is the protection rating and maximum altitude for GCS switchgear?
GCS switchgear features a protection class of IP30 or IP40 and is designed for indoor installation at altitudes not exceeding 2000 meters.