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GCK Low Voltage Draw-out Switchgear - China Suppliers and Factory for Power Distribution Solutions
General
This product complies with the international standard IEC 61439-2 and the national standard GB/T 7251.12. It features high breaking capacity, good dynamic and thermal stability, a novel and rational structure, complete electrical schemes, series production, strong versatility, and a high protection rating. It is an ideal product for updating and replacing older systems.
Type designation
Service conditions
a
Ambient temperature: Max: +40℃, Min:-5℃, Daily average temperature not more than 35℃.
b
Altitude: Gradient of slope is not more than 5 degree when installing, altitude is not more than 2000m.
c
Relative humidity: Air is clean and the relative humidity is not more than 50% when the max temperature is +40℃. Higher relative humidity is allowed when in lower temperature (such as 90% humidity when the temperature is +20℃), but the effect of condensation should be considered due to the change of temperature.
d
No explosion risks medium, the medium with no corrosion gas and conductive dust. If you has special requirement or not consistent with the above normal service condition, please negotiate with us.
Technical parameter
| S/N | Name | Unit | Parameter |
|---|---|---|---|
| 1 | Rated insulation voltage | V | AC690, AC1000 |
| 2 | Rated working voltage | V | AC380, AC400, AC690 |
| 3 | Rated current of horizontal busbar | A | ≤5000 |
| 4 | Rated current of vertical busbar | A | ≤1600 |
| 5 | Max current of feeder circuit | A | 4000 |
| 6 | Max current of drawer circuit | A | 800 |
| 7 | Max capacity of control motor | kW | 320 |
| 8 | Peak withstand current of horizontal busbar(0.1s) | kA | 40, 105, 176, 220 |
| 9 | Short time withstand current of horizontal busbar(1s) | kA | 20, 50, 80, 100 |
| 10 | Peak withstand current of vertical busbar(0.1s) | kA | 40, 105, 143 |
| 11 | Short time withstand current of vertical busbar(1s) | kA | 20, 50, 65 |
| 12 | Rated power frequency withstand voltage(1min) | V | 1890 |
| 13 | Secondary power frequency withstand voltage(1min) | V | 1890 |
| 14 | Protection level of enclosure | IP30, IP40, IP42 | |
| 15 | Dimension of enclosure(W x D x H) | mm | 600x800/1000x2200 800x800/1000x2200 1000*800/1000x2200 |
Structure features
a
Compact structure, accommodate more functional units with less space.
b
Strong structural versatility and flexible assembly: The skeleton is assembled using C-shaped profiles with fixed numerical modules, meeting the requirements of various structural forms.
c
Standard module design: It can be assembled to any standard unit, such as protection, operation, switching, control, adjustment, measurement, indication and other units. According to user’s requirements, it can be combined to different frame structure and drawer unit.
d
Safe and reliable: All structural components in the cabinet undergo galvanized passivation treatment. Frame door plate and side plate should be electrostatic power coating which guarantee the firm mechanism strength and reliable insulation protection.
e
Good technical performance: main parameters have reached the international advanced level.
f
Easy to disassembly: no need special and complex tools.
External structure
Structure Components: 1. Ceiling | 2. Front upper small door | 3. Cable compartment door | 4. Sealing plate | 5. Door plate | 6. Door lock | 7. Front lower barrier
Frequently Asked Questions
What international standards does this product comply with?
This product complies with the international standard IEC 61439-2 and the national standard GB/T 7251.12, ensuring high quality, safety, and reliability.
What are the normal environmental temperature limits for operation?
The ambient temperature should have a maximum limit of +40℃ and a minimum limit of -5℃, with a daily average temperature not exceeding 35℃.
What is the maximum rated current for the horizontal busbar?
The rated current of the horizontal busbar can reach up to 5000A, while the vertical busbar can handle up to 1600A.
What enclosure protection ratings (IP level) are available?
This product offers protection levels of IP30, IP40, and IP42 to suit different installation environments.
Can this product be used in high-altitude environments?
The standard service conditions support installation at an altitude of up to 2000 meters, with a gradient slope of no more than 5 degrees during installation.
What makes the structural design of this cabinet safe and reliable?
All structural components in the cabinet undergo galvanized passivation treatment. The frame door plates and side plates are finished with electrostatic powder coating to guarantee strong mechanical strength and reliable insulation protection.