Table 82. Impulse Withstand Ratings - Eaton Power Xpert C445 User Manual

Table 82. Impulse Withstand Ratings

Base Catalog
C445 Device Number
Measurement C445M
module
AC BCM C445BA
DC BCM C445BD
Standard Ratings
Overvoltage
Circuit Category
Mains III
PTC (DC) —
Power III
Relays III
K1 to K2 III
Inputs II
Relays III
K1 to K2 III
Inputs II
Power Xpert C445 Global Motor Management Relay MN042003EN—January 2019 www.eaton.com
Appendix A—Technical Data and Specifications
Impulse
Working Withstand
Voltage Rating
690 V 6 kV
— —
230 V 4 kV
230 V 4 kV
>150 V 4 kV
120 V 1.5 kV
230 V 4 kV
>150 V 4 kV
120 V 1.5 kV
Protective Separation
(Annex N) Ratings
Overvoltage Working
Category Voltage
III 690 V
— —
II (with CPT) 230 V
III 230 V
III <150 V
II 120 V
III 230 V
III <150 V
II 120 V
Impulse
Withstand
Rating
8 kV
4 kV
4 kV
6 kV
4 kV
2.5 kV
6 kV
4 kV
2.5 kV
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