Electrical MCB Circuit Breaker

FEATURES:

1. The handle being sealable or equipped with padlock bracket avoids dangerous operation changes (ON/OFF).

2. The handle provides a clear indication of the contact position

3. Adequate printing of all data on the front provides long-term identification

4. This MCB for household in accordance with IEC60898-B,C and D tripping characteristics.

5. This MCB may be extended with:A wide range of RCDsFull sets of additional componentsFull sets of accessories

Functions:

Used in residential building, non-residential building,energy sources,

industry and infrastructure with function of overload protection;

Short circuit protection isolation;

Technical specifications

Standard: IEC60898-1

Approvals: CE, CB

Rated current In(A): 1,2,3,4,6,10,16,20,25,32,40,50,63

Rated voltage Un (VAC): 230/400V

Operational voltage(VAC): Min. 24 Max. 250/440

Rated insulation voltage (VAC): 500

Number of poles: 1,2,3,4

Tripping characteristic: B,C,D

Characteristic curve B (In): 3-5

Characteristic curve C (In): 5-10

Characteristic curve D (In): 10-20

Thermal operation limit(In): 1.13-1.45

Rated switching capacity icn (KA): 4.5/6

Degree of protection: IP20, with connected conductors

Electrical life(times): 4,000

Mechanical life(times): 10,000

Mounting position: any

Conductor Cross-sections

Solid and stranded (mm2): 0.75-35

Finely stranded with end sleeve (mm2): 0.72-25

Terminal tightening torque (N.M): 2.5-4

Ambient temperature(℃): -25~+45,max 95% humidity

Storage temperature(C):-40~ +75

Altitude Max (meters): Max 2000

ZCEBOX is an experienced and reliable manufacturer of low-voltage electrics,and produce distribution box, junction box,MCB,consumer units with OEM and ODM services professionally.We have a professional technical team to provide customers with customized production and services.Our production comply with ISO9001 standard also approved by CE, ROHS, IK and HF test.