Rockwell Automation CEP7 User Manual

CEP7 E3 Electronic Overload Relay

Short Circuit Ratings

WARNING To prevent electrical shock, disconnect from power source before installing or servicing.

WARNING Select the motor branch circuit protection that complies with the national Electrical Code and any other governing regional and local codes.

The E3 overload relay is suitable for use on circuits capable of delivering not more that the RMS symmetrical amperes listed in the following tables:

Short Circuit Ratings

Table 1 Standard Fault Short Circuit Ratings per UL508 and CSA 22.2 No.14

MCS-E3 Cat. No.	Max. available fault	Max. voltage (V)
	current (A)
CEP7-C_-23-X	5,000
CEP7-C_-43-X	5,000
CEP7-C_-85-X	10,000
CEP7-C_-180-X	10,000	600
CEP7-C_-420-X	18,000
CEP7-C_-860-X	42,000
CEP7-C_-CT-5000	5,000

Table 2 High Fault Short Circuit Ratings per UL 508 and CSA 22.2 no. 14 With CA6 and CA7 Contactors

CEP7 Cat. No.		Contactor Cat. No.	Max. Starter FLC (A)	Max available fault	Max. voltage (V)	Max Class J or
				current (A)		CC fuse (A)
	-23-XX	CA7-09	9			20
	-23-XX	CA7-12	12			20
	-23-XX	CA7-16	16			30
	-23-XX	CA7-23	23			30
	-43-XX	CA7-30	30			50
	-43-XX	CA7-37	37			50
	-43-XX	CA7-43	43			70
	-85-XX	CA7-60	60			80
	-85-XX	CA7-72	72			100
	-85-XX	CA7-85	85			150
CEP7-C1	-180-140, CT-5000	CA6-D95	95	100,000	600	200
CEP7-C2	-180-140, CT-5000	CA6-D110	110			200
CEP7-C3	-180-140, CT-5000	CA6-D140	140			250
CEP7-C5	-180-210, CT-5000	CA6-D180	180			300
	-420-210, CT-5000	CA6-D210	210			400
	-420-210, CT-5000	CA6-D250	250			400
	-420-210, CT-5000	CA6-D300	300			500
	-420-302, CT-5000	CA6-D210	210			400
	-420-302, CT-5000	CA6-D250	250			400
	-420-302, CT-5000	CA6-D300	300			500
	-420-420, CT-5000	CA6-D300	300			500
	-420-420, CT-5000	CA6-D420	420			600

PN-17758

DIR 10000010792 (Version 03)

Printed in U.S.A.