Eaton Electrical ASY0674 manual Input Current Ratings, UPS Capacity Input Circuit Breaker Rating

UPS WITH BYPASS ELECTRICAL INSTALLATION

Input Current Ratings

Table 1 contains the required circuit breaker ratings for hardwired installations. Circuit breaker ratings for units having an input line cord are determined by the current capacity of the line cord.

Table 1. Required Input Circuit Breaker Sizes (200–240 Vac, 50/60 Hz)

UPS Capacity	Input Circuit Breaker Rating
3 kVA	25A
6 kVA	40A
9 kVA	60A
12 kVA	80A
15 kVA	100A
18 kVA	125A

NOTE If you are installing an optional battery charger module, refer to that user's guide for the proper input circuit breaker sizes and ratings.

C A U T I O N

To accommodate the feature of easy system expandability, it is recommended that initial installation of the Eaton 9170+ UPS contains wiring to support the maximum capacity of the UPS cabinet: 3 kVA for 3-slot cabinets; 9 kVA for

6-slot cabinets; 18 kVA for 9- and 12-slot cabinets. See Table 16 and Table 17 starting on page 98.

Eaton 9170+ UPS (3–18 kVA) User's Guide S 164201393 Rev E www.eaton.com/powerquality 21