Eaton 9390 Installation And Operation Manual page 74

14.
External bypass input overcurrent protection is not provided by this product, but is
required by codes. Refer to Table D for wiring requirements.
15.
Table I lists the maximum rating for bypass input circuit breakers.
Table I. Maximum Bypass Input Circuit Breaker Ratings
IDC Model
IDC 40 kVA
IDC 80 kVA
To reduce the risk of fire, connect only to a circuit provided with maximum input circuit breaker
current ratings from Table I according to the NEC, ANSI/NFPA 70.
16.
For 50 and 60 kVA models: If the installed IDC contains a transformer, source protection
for the AC input should be treated as if you were supplying an 80 kVA three phase
transformer, to allow for inrush current. Maintenance bypass input wiring and
maintenance bypass input breaker rating should be treated as if suppling a 80 kVA load,
regardless of the rating of the UPS.
9-18 Eaton 9390 IDC (40–80 kVA) Installation and Operation Manual 164201690 Rev Rev 3 www.eaton.com/powerquality
Input Voltage Rating
208V
80% Rated 175A
100% Rated 150A
80% Rated 350A
100% Rated 300A
C A U T I O N
DESCRIPTION:
POWER WIRING INSTALLATION NOTES
D R A W N I G N : O
164201690---5
REVISION:
A
480V
70A
60A
150A
125A
S H E E : T
7 of 7
DATE:
050107