AL55 Motor Protection Circuit Breaker (MPCB)

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1. Applications of Motor Protection Circuit Breaker:
AL55 Motor Protection Circuit Breaker is suitable to be used in circuit ofrated voltage up to AC 660V 50/60Hz, rated current from 0.1A to 63A.It isapplicable for protection of overload & short circuit of 3 phasesquirrel-cage motors. It also can be used as direct starter to start the motorand a switch for changeover the circuit under normal conditions.
2. Specifications of Motor Protection Circuit Breaker:

Type	Current Setting Range(A)
AL55-300	0.1-0.16,0.16-0.24,0.24-0.4,0.4-0.6,0.6-1,1 - 16,1.6-2.4, 2-3.2,2.4-4,3.2-5,4-6,5-8,6-10,8-13,10-16,14-20,18-25
AL55-600	1 - 1.6,1.6-2.4,2.4-4,4-6,6-10,10-16,16-25,22-32,28-40, 36-52,45-63

1. Applications of AL55W Motor Protection CircuitBreaker
AL55W Motor protection circuit breaker is suitable in AC circuit of 50Hz or60Hz,voltage up to 660V and current up to 0.1-63A andused to prevent small capacity motor and circuits from overload and short circuit.lt can be also used as direct starter for startingthe motor and a switch for changeover the circuit under normal conditions.
2. Specifications of AL55W Motor Protection Circuit Breaker:

Type		AL55W-1	AL55W-3	AL55W-4
Pole		3	3	3
Rated current (A)		20	20	32
Rated Voltage (V)		660	)	660
Rated Insulation Voltage (V)		660	Rated Insulation Voltage(V)	660
Current Setting Range (A)		0.1-0.16 0.16-0.25 0.25-0.4 0.4-0.63 0.63-1 1-1.6 1.6-2.5 2-3.2 2.5-4 3.2-5 4-6.3 5-8 6.3-10 8-12.5 10-6 14-20	1-1.6 1.6-2.5 2.5-4 4-6.3 6.3-10 8-12.5 10-16 12.5-20 16-25 22-32	3.6-10 10-16 16-25 22-32 28-40 36-50 45-63 45-56
Power of 220V		5.5	9	18
Controlled 380V		10	16	32
Motor (KW) 660V		13	26	58
Mechanical (1×104)		10	10	3
Protective Feature	1.05le	Not Act Within 2hrs
	1.21e	Act Within 2hrs Act Within 2hrs Feature
	12le	Action Snap

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