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[China]
Trade Verify
Address: 3/F, Building B7 , 999 Yangfan Road,High-tech Zone, Ningbo, China 315040
Contact name:Lian Huanhuan
Ningbo Tianan (Group) Co.,Ltd. |
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Verified Suppliers
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Low Voltage Electrical Withdrawable Switchgear / Safety Electrical Switchgear
Description
The GGD AC low-voltage distribution cabinet is one new low-volt
distribution cabinet elaborately designed in the light of safety, economical, reasonable and reliable principle for
meeting the higher demand of energy-source ministry and majority of electrical customers,which Rated Voltage 380V, rated operating current being 630A or lower in power
plant, transformer substation, mining enterprise etc, .
This productthnis mainly used for power transforming, distributing
and controlling of power equipment, lighting and distribution
equipment owns many advantages as high breaking capacity, well
dynamic, thermal stability, flexible electric plan,upgraded product
for low-volt completes set switch equipment.
The GGD conforms with techinique demand of IEC61439-2 and GB7251.12 etc.
Technical specification of MNS switchgear
Normal service conditions of switchgear as follows:
| Ambient temperature: | |
| Maximum | +40ºC |
| Maximum 24 hour average | +35ºC |
| Minimum (according to minus 15 indoor classes) | -5ºC |
| Ambient humidity: | |
| Daily average relative humidity | Less than 95% |
| Monthly average relative humidity | Less than 90% |
| Height above sea level at site | Less than 2000m |
| Earthquake intensity | Less than 8 degree |
This product should not be used under conditions of fire, explosion, earthquake and chemical corrosion environments.
| Item | Unit | Technical Data |
| Rated voltage | V | 380/400 |
| Rated insulation voltage | V | 660/1000 |
| Rated frequency | HZ | 50/60 |
| Rated main bus bar max. current | A | 630A 3150A |
| Rated short time withstand current of main bus bar (1s) | KA | 50/80 |
| Rated short time peak withstand current of main bus bar | KA | 105 |
| Rated distribution bus bar current | A | 1000 |
| Degree of protection | IP30,IP40 |
