Product Details

4CB Miniature circuit breakers

Magnetic Circuit Breakers (4CB 6-63A)

4CB series MCB is applicable to circuit with rated voltage up 415V AC, rated frequency 50/60Hz and rated current up to 63A for protection and control of circuit against overload and short circuit in commercial, household and electric equipment installation. The product is also suitable for non-frequently making and breaking operation.

Protection			Overload and short circuit
Standard conformity			IEC:60898
Type/Series			B	C	D
Rated current(In)		A	6-63*	6-63*	6-63*
Rated voltage(ac)(Ue)		V	240/415	240/415	240/415
Rated frequency(f)		Hz	50/60	50/60	50/60
Nos. of poles(Execution)			1P,1P N,2P,3P,3P N,4P
Rated short circuit breaking capacity		kA	6	6	6
Utilization category
Magnetic release setting			(3-5)In	(5-10)In	(10-20)In
Rated insulation voltage(Ui)		V	660	660	660
Rated impulse voltage(Uimp)		kV	4	4	4
Electrical/Mechanical Endurance(no. of operations)	Less than 32A		20000	20000	20000
	More than 32A		10000	10000	10000
Ambient temperature		℃	-5 to 55	-5 to 55	-5 to 55
Terminal capacity(max)		sq.mm	25	25	25
Protection class			IP20
Installation postion			Vertical/Horizontal
Mounting			Clip on DIN rail(35mm*7.5mm)
Case & Cover			Moulded, flame retardant thermoplastic meterial

Current ratings-6,10,16,20,25,32,40,50,63.