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Zhejiang MKM Electric Co., Ltd.

MCCB, Ns, Circuit Breaker manufacturer / supplier in China, offering Moulded Case Ciurcuit Breaker (mm1-1250-2), 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 MM2 Moulded Case Ciurcuit Breaker (mm1-1250-2)

Moulded Case Ciurcuit Breaker (mm1-1250-2)

FOB Price: US $11 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $11/ Piece
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Port: Ningbo, China
Production Capacity: 50.000PCS/YEAR
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: MM1-1250-2
  • Operation: Manual Type
  • Arc-extinguishing Medium: Oil-immersed Type
  • Structure: MCCB
  • Type: Circuit Breaker
  • Certification: CE, CB, CCC, Kema
  • Specification:
  • Breaking Capacity: Low Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed
  • Poles Number: 3
  • Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
  • Trademark: MARKARI
  • Origin: China
Product Description
  Molded Case Circuit Breakers MM1 series (hereinafter called as MM1 MCCB) is a newdesigned MCCBdeveloped and manufactured adopting international advanced technology. MM1 MCCB rated insulating voltage AC 800V is suitable for using in the circuit of AC 50Hz /60Hz, rated voltage up to 690V, rated working current up to 630A to distribute electric power and to protect the line and the equipment from being damaged due to overload, short current and under-voltage. It can also be used for infrequently switch and starting of motor and for motor overload, short circuit and under-voltage protections. MM1 MCCB with the advantages of the small volume, high breaking capacity, short over-arcing (some of specification is zero arcing), strong anti-vibration and so on.
In accordance with the ultimate short circuit breaking capacity classified into four types: Type C (basic), Type L (standard), Type M (middle), Type H (high).
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
3 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 us, 7*24 hours for you !!!

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