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AL55 Motor Protection Circuit Breaker (MPCB)

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AL55 Motor Protection Circuit Breaker (MPCB)

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

AL55W Motor Protection Circuit Breaker (MPCB)

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 (110⁴)		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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