Peripheral Devices E - 3
Branch Circuit Overload Protection
All models have built-in UL evaluated motor overload protection. Motor overload protection is also provided in
accordance with the NEC and CEC. Additional branch circuit overload protection is not required for single motor
applications.
Table E.2 Recommended Fuse and Circuit Breaker Ratings per NEC (480 Vac Input)
Model
CIMR-E7U
Hp
Input
Amps
*1
(Continuous
Rating)
Output
Amps
*1
(Continuous
Rating)
Fuse
Selection Criteria
Circuit Breaker
Selection Criteria
Maximum
Time-Delay
Fuse Rating (A)
Maximum
Non-Time-Delay
Fuse Rating (A)
Maximum CB
Rating (A)
40P4
0.5/0.75
2.2
1.8
4
10
15
40P7
1
2.5
2.1
4
10
15
41P5
1.5/2
4.4
3.7
8
12
15
42P2
3
6.4
5.3
10
15
15
43P7
5
9
7.6
15
20
20
44P0
-
10.4
8.7
15
30
20
45P5
7.5
15
12.5
25
30
30
47P5
10
20
17
30
30
40
4011
15
33
27
45
50
60
4011
20
33
27
45
50
60
4015
25
40
34
60
70
80
4018
30
48
40
70
80
90
4022
-
55
50.4
80
70
100
4030
40
74
67.2
100
100
125
4030
50
74
67.2
100
100
125
*1 Input and Output Amps are based on the Normal Duty (ND) current rating. Consult the Specification section for details on the Heavy Duty (HD) and Normal Duty (ND) ratings.
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