MUTAI CMTB1-63H 2P mini MCB Miniature Circuit Breaker

Short Description:

CMTB1-63 miniature circuit breaker has features of structure advanced, performance reliable, high breaking capacity, appearance elegant etc. The shell and parts are made of material with impact resistance, strong flame-retardant feature.

It conforms with standard IEC/EN60898-1.

CMTB1-63 MCB is applicable for 50/60Hz AC, Rated voltage 230V/240V/400V/415V, Rated current 63A and below.

Product Detail

Product Tags

Product Details

CMTB1-63 miniature circuit breaker is commonly used in electrical systems for protection against overload and short circuits, The MCB also can used as an unfrequent transfer and conversion of power system. The miniature circuit breakers are suitable for a wide range of applications, from residential to industrial, and are commonly used in lighting, heating, and motor control circuits.

Product name Miniature Circuit Breaker
Model NO. CMTB1-63 2P
Standard  IEC60898-1
Certificate CE
Rated current In (A) 1/2/3/4/5/6/8/10/13/16/20/25/32/40/50/63A
Poles 2P
Rated voltage Ue (V) 400/415V
Rated frequency AC 50/60Hz
Rated short circuit capacity Icn 6000A
Rated impulse withstand voltage Uimp 4000V
Ambient temperature -20℃~+40℃
Type of instantaneous release C D
Color White and grey
Service OEM & ODM


C63 1P
C63 2P
C63 3P
C63 4P


The Miniature circuit breakers are widely used in building, residence, industrial applications , electric power transmission.



1.Protection of short circuit current and overload current , also can used as an unfrequent transfer and conversion of power system.
2.Compact size: MCBs are designed to be small and compact, making them easy to install and fit into electrical panels and distribution boards.
3.Quick tripping: MCBs are designed to trip quickly in the event of an overload or short circuit, which helps prevent damage to electrical equipment and potential hazards to people.
4.High breaking capacity



6 pcs per inner box, 120 pcs per outer box .
Dimension per outer box: 41*21.5*41.5 cm

Q & C

With ISO 9001, ISO14001 management system certificates, the products are qualified by international certificates CCC, CE, CB.

Main Market

MUTAI Electric focus on Middle East, Africa, South East Asia, South America, Russia Market.

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