vii
Instruction Booklet
IB 52-01-TE
Effective October 2010
Instructions for the Eaton Type CM52
Network Protectors 800 to 4500 Amperes
EATON COrPOrATION www.eaton.com
vii IB -52-01-TE
Effective 11/05/08 (super cedes 11/19/03) IB 52-01-TE
vii
Table 1- CM52 Ratings Table – Ratings tested at 600V
Table 2 - Weights of Draw out Units
Continuous
Current
Rating
(Amps)
Breaker
Element
Width
CM52
Interrupting
Rating
(kA)
CM52
Close and
Latch
Rating
(kA)
IEEE/ANSI
Interrupting
Rating
(kA)
IEEE/ANSI
Close and
Latch
Rating
(kA)
800
17”
42
35
30
25
1200
17”
42
35
30
25
1600/1875
17”
42
35
30
25
2000
17”
42
35
35
35
2250
22”
65
45
60
40
2500/2825
22”
65
45
60
40
3000
22”
65
45
60
40
3500
35”
85
65
60
40
4500
35”
85
65
60
40
Amperage
Rating
CM52 Breaker Element
Weight (lbs)
Comparable Breaker
Weight (lbs)
800-2000A
170
400
2250-3000A
185
550-650
3500-4500A
350
700-1300
