Sieno EZD100 100A 4pole Moulded Case Circuit Breaker Ezd MCCB

EZD series of MCCB -Moulded Case Circuit Breaker are used in distribution network of AC 50/60Hz, rated operational voltage 440V and rated current from 15A to 630A. It is used for distributing power and protecting circuit, power and electrical equipment from overload and short circuit damage, which improve the reliability and continuity of power supply.

The breaking capacity covers the common breaking in Level II power distribution areas and electromechanical market: 25KV, 36KV and 50KV. Including 1P, 2P, 3P and 4P products.

Comprehensive range of protection, including low-voltage distribution systems protection, motor protection and earth leakage protection.

production standard

♦ IEC947-1: General rules

♦ IEC947-2: Circuit breakers

♦ IEC947-4: Contactors and motor starts

♦ IEC947-5.1: Control circuit devices and switching elements; automatic control components.

Specification

Item No.		EZD100	EZD250
Number of poles		1P, 2P, 3P, 4P	3P
Control	Manual	with toggle
		with direct or extended rotary handle
Connections	Fixed	front connections/rear connections
Electrical characteristics as per IEC60947-2 and EN60947-2
Rated current(A)	In	15, 20 , 25, 32, 40, 50 , 63, 75, 80, 100	100, 125, 150, 160, 175, 200, 225, 250
Rated insulation voltage(V)	Ui	690V
Rated operating voltage(V)	Ue	AC50/60Hz, 440V
Rated impulse withstand voltage(kV)	Uimp	6kV
Utilization category		A
Endurance(C-O cycles)	Mechanical	10000	8500
	Electrical 440V	2000	1500
Protection
Overload protection	Bimetal	*	*
Instantaneous protection	Magnetic	*	*
Auxiliaries
Indication contacts	AX	*	*
	AL	*	*
	AXAL	*	*
Voltage releases	SHT	*	*
	UVR	*	*
Dimensions(mm)	D X H X W	1P 60 X 130 X 25	60 X 165 X 105
		2P 60 X 130 X50
		3P 60 X 130 X 75
		4P 60 X 130 X 100

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