Gold Member Since 2017
Audited Supplier
Zhejiang MKM Electric Co., Ltd.

Contactor, MCCB, Circuit Breaker manufacturer / supplier in China, offering Mould Case Circuit Breaker, Supply Adjustable 3 Pole /4 Pole MCCB 25A/63A/100A/160A/250A/400A/630A/800A/1000A/1250A/1600A Ns /Nsx Circuit Breaker, Moulded Case Circuit Breaker MCCB and so on.

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Supplier Homepage Product MCCB MM3 Mould Case Circuit Breaker

Mould Case Circuit Breaker

FOB Price: US $1-100 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1-100/ Piece
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Port: Ningbo, China
Production Capacity: 50.000PCS/YEAR
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: MM3
  • Operation: Manual Type
  • Arc-extinguishing Medium: Oil-immersed Type
  • Structure: MCCB
  • Type: Circuit Breaker
  • Certification: ISO9001-2000, CE, CB, CCC
  • Specification: 125, 160, 250, . 400.630.800.1250.1600A
  • HS Code: 8536300000
  • Breaking Capacity: Low Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed
  • Poles Number: 4
  • Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
  • Trademark: MARKARI
  • Origin: China
Product Description
  NM3 MCCB is applicable circuit of AC 50Hz/60Hz, rated insulation voltage 660V, rated operating voltage
Up to 250V(DC). The rated operating current is 12.5A-1250A, for distribute energe of electricity and infrequent making and breaking circuit, and infrequent starting of squirrel cage motor(rated operating current up to 400A) at normal condition with the function of the protection against overload and short circuit and under voltage.  
TypeRated Current
Pole NumberRated insulation
Rated working voltage
Over distance
Rated limit short circuit breaking capability
Rated working short circuit breaker capability
Operating performance
Overall dimension
4 POLES690V380V

Working condition:

1.The altitude not exceeding 2000m.

2.The ambient temperature is from -5ºC-+40ºC.

3.ambient environment is free from explosive danger and air or dust ,which may cause cor rosion of metal or weakness of insulation.

4.Ambient environment is free from erosion of rain or snow.

5.Pollution degree 3.

6.Over-voltage category III.

1. What's your trading methods?

We accept kinds of trading methods,e.g.FOB,CIF.

2.What's your Payment terms?

We accept kinds of payment terms,e.g.TT,L/C,O/A.


3. What's the standard of package?

For the small capacity, it use carton, but for big capacity, we should use strong wooden case for protection.

4. what kind of material of transformer?

we have two types, one 85% silver contacts and the other is 50% silver contacts.It depends on your requirment.

5.Could you offer Form A or C/O ?

It totally not a problem. We can prepare relative documents to foreign affairs office or other office to apply for this certificate.

6.Would you accept to use our LOGO ?

If you have good quantity,it absolute no problem to do OEM.

7.We want to know month capacity.

It depends on which model.For example for relay type small capacity , month capacity can reach near 20000pcs.



Any questions please feel free to contact me!

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Miss Caddie Pan
Sales Manager
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