380V 400V 660V Low Tension Power Distribution Cubicle Switchgear DB and MCC Panel

GCK type LV switchgear is suitable for three-phase AC 50 /60HZ, max voltage 660V, rated current to 3150A system and  three-phase four wire and three-phase five wire, it is widely used in

power plants, substations, industrial and mining enterprises, hotels, airports, docks and the building of broadcasting and communication center, transmission & distribution and the electric energy conversion, power distribution and power consumption in PC and motor control center MCC.

1.Indoor altitude above sea level: Maximum installation altitude: 2000m

2..Ambient air temperature: -5℃~+40℃ and the average temperature should not

exceed +35℃ in 24h

3.Relative humidity should not exceed 50% at max temperature +40℃. Higher

relative humidity is allowed at lower temperature. Ex. 90% at +20℃. But in view of

the temperature change, it is possible that moderate dews will produce casually.

4.No fire, explosion danger, serious pollution, chemical corrosion and severe vibration

5.Installation gradient not exceed 5°

6.This product is suitable for the following temperature transportation storage: -25℃ ~+55℃ 24h, in a short period of time (no more than 24hours) not more than+70℃.

7.Any specific requirement, consult with manufacture

This series of products with high breaking capacity, good dynamic stability, advanced and reasonable structure, electrical program of practical, series, strong versatility, various schemes of unit combination, a cabinet contained many circuits, save the area , beautiful appearance, high level protection, safe and reliable, convenient  maintenance etc. 

It accords with the standards IEC439 NEMA ICS2-322 as well as the GB7251-87 “Low voltage complete switch device ” national standards and ZBK36001-89 "low voltage withdraw type complete switch device” professional standards"

Boerstn is engaged in manufacturing,development,service ,sales & marketing of H.V./L.V. power distribution equipments,switchgears,pad-mounted transformers,compact substations..etc .for all over the world. As a leading & professional manufacturer in China,we mainly manufacture below items and supply their electrical accessories:

• H.V.& L.V.switchgears


• M.V solid insulated switchgears (SIS)


• compact substations/Transformer substation


• single phase & three phase pad mounted transformers(PMT)


• Gas insulated switchgears(GIS)


• Ring main units (RMU)


• Oil-immersed transformers and dry type transformers 


• Vacuum circuit breakers (VCB),Air circuit breakers(ACB),mini circuit breakers(MCB),Moulded case circuit breakers(MCCB),Residual current circuit breakers(RCCB).Fuse cutout,overload relays,contactors.etc

1. Are you the manufacturer or trader?

Boerstn is a leading & professional manufacturer located in Zhejiang province of China.

2. What is your main markets?

Our main market is in home & a half in South-East Asia, Middle East,West-Africa, East-European countries & Some South America..etc

3. What is your delivery & after-sales serive?

The delivery is according to order qty, normally for containers order we need 1 month. Per each month 20 containers (20'ft or 40'ft)are no problem for us . We can answer user's question and solve their problem in 24 hrs per each day and give full technical support in time to all of our products.

4. What is your product warranty?

Firstly we have quality certificates like CCC, ISO9001..etc for our switchgears & power equipments ,have CE,Rohs,CB,TUV,Kema..for their electrical parts and accessories. Secondly we supply 1 year quality guarantee,during this period we supply free repair,maintenance and technical support.Certainly for some of switchgears and power equipments, their using life is over 20 years,no problem.

5.Do you accept OEM and ODM?

Yes.  Our R & D team owns latest technology ,can develop & produce products as customers' drawing & under their brand

6. What is your payment terms?

  a. 30% T/T in advance as deposit ,balanced against the shipping documents

  b. irrevocable L/C at sight for order which amount is over 100 thousand USD

  C. for old business partner,we can negociate together for other special terms

  d . For samples, we accept T/T,Western union, moneygram, paypal..etc

7. If i want to visit you ,how to do ?

 Our company is located in Yueqing city of Zhejiang province China,which is about 40 minutes by car to Wenzhou air port & 30 minutes from Yueqing train station. About 1 hrs by air from Shanghai international airport and 1 hrs from Ningbo by train. If you need invitation letter before come to China,we can give it to you.