MCB Miniature Circuit Breakers, 6KA 20A

£2.00

Miniature Circuit Breakers with 6KA breaking capacity are designed to provide protection against short circuit and overload for domestic, commercial and industrial electrical installations

SKU: MCB-120B Category:
Technical Information
Product name MCB
Standards IEC60898- 1
Certificate CE, UKCA
Electrical characteristics
Number of poles 1P,2P,3P,4P
Rated frequency (Hz) 50/60
Frame current (A) Inm 63
Rated current (A) In 2,6,10,16,20,25,32,40,50,63
Rated voltage (V) AC240V/415V  (230V/400V)
Rated insulation voltage (V) Ui 690
Rated impulse withstand voltage (kV)Uimp 4
Rated short-circuit breaking capacity (kA)Ics 6
Rated short-circuit breaking capacity (kA)Icn 6
Instantaneous trip characteristics B,C,D
Trip form Thermal magnetic trip
Pollution level 2
Mechanical properties
Electrical life 10000
Mechanical life 20000
Protection grade IP20
Indicator window Contact status indication
Normal operation conditions and installation characteristics
Storage temperature -35℃ ~ +70℃
Installation site altitude ≤ 2000m
Terminals Fixed with screw
Maximum wiring capacity 25mm2
Maximum limit torque Nm 2.5
Installation category Class Ⅱ , Ⅲ
Installation method 35mm standard rail
Incoming method Upper and lower
Part Numbers

Part Numbers

Rated Current Part No (B Curve) Part No (C Curve)
2A MCB-102B MCB-102C
6A MCB-106B MCB-106C
10A MCB-110B MCB-110C
16A MCB-116B MCB-116C
20A MCB-120B MCB-120C
25A MCB-125B MCB-125C
32A MCB-132B MCB-132C
40A MCB-140B MCB-140C
50A MCB-150B MCB-150C
63A MCB-163B MCB-163C

 

Tripping Characteristic Curves

Tripping Characteristic Curves

 

Dimensions

Dimensions

MCB should be installed on DIN rail terminal and can be connected to the wire less than 25mm2