Thermo-Magnetic Double Adjustable Type MCCB WM8T

Model		WM8T-125			WM8T-160
Rated frame current Inm (A)		125			160
Rated operational current In (A)		10,16,20,25,32,40,50,63,75,80,100,120,125A			10,16,20,25,32,40,50,63,75,80,100,120,125,140,150,160A
Rated insulation voltage Ui (V)		1000V			1000V
Rated impulse withstand voltage Uimp (kV)		8kV			8kV
Rated operational voltage Ue (V), AC 50/60Hz		400V			400V
Breaking capacity code		C	S	H	C	S	H	UH
Number of poles		3P,4P			3P,4P
Rated service short circuitbreaking capacity Ics (kA)	230/240V	10	18	25	20	28	35	–
	400/415V	7.5	15	18	10	18	25	36
	600/690V	3	4	8	4	4	8	–
Rated ultimate short circuitbreaking capacity Icu (kA)	230/240V	15	25	35	30	40	50	–
	400/415V	10	18	25	15	25	35	36
	600/690V	5	6	8	6	8	8	–
Standards		IEC 60947-2			IEC 60947-2
Utilization category		A			A
Isolation function		■			■
Trip unit type		Thermo magnetic			Thermo magnetic
Mechanical life (times)		8500			8500
Electrica llife (times)		1500			1500

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WM8T series range of molded case circuit breakers with adjustable thermal magnetic trip unit. These breakers provide line protection and motor protection. These MCCB are suitable for use with AC 50Hz rated voltage of 69o and below, and rated curent up to 1250A.

·Frame size: 125A,160A,250A,400A,630A,800A,1250A

Rated operational voltage Ue (V/AC): 230/400/415/690

Breaking capacitycode: C, S, H, UH· Number of poles: 3P, 4P

Trip unit type: thermal magnetictype

Installation method: Fixed type; plug-in type

Thermal adjustable range (0.7~1)In, magnetic adjustable range (5-10)In