CEW45 Intelligent Air Circuit Breaker-Moulded Case Circuit Breaker-CEA Group International Co., Ltd

◆Application

Distribution systems supplied by transformers

Distribution systerms supplied by engine generator sets

Long cables in IT and TN system.

◆Installation

In power switchboards

Fixed type and drawer type

All circuit breakers in the CEW45 range are suitable for isolation

in compliance with IEC 60947-1 and 2.

◆Specifications

Type			CEW45-2000	CEW45-3200	CEW45-4000	CEW45-6300
Short-circuit Breaking Capacity Rated Ultimate Short-circuit Breaking Capacity Icu(KA)		400V	80	100	100	120
		690V	50	65	65	80
Rated Operation Short-circuit Breaking Capacity Ics(KA)		400V	50	80	80	100
Rated Operation Short-circuit Breaking Capacity Ics(KA)		690V	40	50	50	70
Rated Short Time Withstand Current Icw(KA)Is			50	65	65	100
Rated Current In(A)			400,630,1000 1250,1600, 2000	2000,2500, 2900,3200	3200,3900, 4000,	4000,5000, 6000,6300
No.of Poles		3 pole	●	●	●	●
No.of Poles		4 pole	●	●	●	●
Rated Voltage Ue(V)			400,690	400,690	400,690	400,690
Rated Insulation Voltage Ui(V)			1000V	1000V	1000V	1000V
Rated Current of N-pole In(A)			50%ln, 100%ln	50%ln, 100%ln	50%ln, 100%ln	50%ln, 100%ln
Fix-disconnetion Time			23-32ms	23-32ms	23-32ms	23-32ms
Intelligent Co ntroller		Standard Type (M)	●	●	●	●
Intelligent Co ntroller		Communication (H)	●	●	●	●
Operation Performance	Electrical Life Time		500	500	500	500
	Mechanical life Time	Non-maintance	2500	2500	2000	2000
	Mechanical life Time	Maintanance	10000	10000	8000	8000
Installation Type		Horizontal	●	●	●	●
		Vertical	●	●	●	●
		Fried	0	0	0	0
		Drawer