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GCK Low Voltage Draw-out Switchgear - Reliable Power Distribution Solutions from China Suppliers & Factory
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
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 (FAQ)
Which international and national standards does this product comply with?
This product strictly complies with the international standard IEC 61439-2 and the national standard GB/T 7251.12, ensuring high safety and reliability.
What are the ambient temperature requirements for this equipment?
The equipment is designed to operate within an ambient temperature range of -5℃ to +40℃, with a daily average temperature not exceeding 35℃.
What is the protection level of the enclosure?
The enclosure provides reliable protection levels of IP30, IP40, and IP42, depending on configuration requirements.
Can the system be easily customized or adjusted?
Yes, it features a standard module design that allows easy assembly and combination into various frame structures and drawer units for protection, switching, and measurement.
What are the limits for altitude and slope when installing?
The installation site altitude should not exceed 2000 meters, and the gradient of the slope during installation must not be more than 5 degrees.