1. EZC-250F MCCB series is one of breakers which adopts international advanced design, manufacture technology to develop.

2.The rated insulating voltage is 500V, suitable for AC 50Hz(60Hz), rated working voltage 500V or below, rated working current is 15A to 250A of circuit and use in distributing electric energy.

3. It complies with standard of IEC60947-2.


1. Installation way: Mounted vertically, Horizontal installation;
2. By use of circuit breaker usage: Distribution protection, Motor protection;
3. According to the mode of wiring points: Front panel wiring, Back panel wiring , Plug-in connection;
4. According to the mode of operation: direct operating handle, External turning the handle operations, electric operation;
5. By release type distinction: instantaneous action release (magnetic release), thermal + electromagnetic release (duplex); electronic release;
6. Poles Number: 3poles, 4poles;

Type MBS-125 MBS-250
Poles No. 3 3
Rated Current In(A) 16, 20, 25, 32, 40, 50, 60, 80, 100, 125 63, 80, 100, 125, 160, 200, 225, 250
Rated Insulation Voltage Ui(V) 690 690
Rated Impulse Withstand Voltage(Kv) 6 8
Utilisation Category A A
Rated Breaking Capacity(KA)Icu/Ics 220/240VAC 25/7 40/40
380/415VAC 18/5 25/25
660/690VAC 12/6

Working condition:
1.The altitude not exceeding 2000m
2.The ambient temperature is from +40°Cto -5°C
3.Ambient environment is free from explosive danger and air or dust, which may cause corrosion 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

Trip characteristic:
The thermodynamic release of the breaker has the advantages of inverse time-delay while the magnetic release the instantaneous operation as shown on table 2(distribution circuit breaker)and table 3(motor protection circuit breaker).

Overall & Installation Dimensions:

MBS series Overall & Installation Dimensions

[Download not found]Meba MCCB Breaker MBS125-1P is big ampere circuit breaker  with high breaking capacity match with RCCB, MCB  use  to protection power distribution equipment safety.


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