Powerware 9390 UPS 100160 kVA User Manual
Page 174

POWER WIRING INSTALLATION NOTES
071608
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16 of 23
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INSTALLATION INFORMATION
EATON Powerware
®
9390 UPS (20–80 kVA) Installation and Operation Manual
S 164201603 Rev 2 www.powerware.com
A-26
18.
Bypass and output overcurrent protection and bypass and output disconnect switches are
to be provided by the user. Table P lists the maximum rating for bypass and output circuit
breakers satisfying the criteria for both.
Table P. Maximum Bypass and Output Circuit Breaker Ratings
UPS Model
Output Voltage Rating
% Rating
208V/220V
380V
400V
415V
480V
Powerware 9390-40/20
80%
90A
50A
50A
45A
45A
100%
70A
40A
40A
35A
35A
Powerware 9390-40/30
80%
125A
70A
70A
60A
60A
100%
100A
60A
60A
50A
45A
Powerware 9390-40/40
Powerware 9390-80/40
80%
175A
90A
90A
80A
70A
100%
150A
80A
80A
70A
60A
Powerware 9390-80/50
80%
225A
110A
110A
100A
100A
100%
175A
90A
90A
90A
80A
Powerware 9390-80/60
80%
250A
150A
125A
125A
125A
100%
200A
110A
110A
100A
90A
Powerware 9390-80/80
80%
350A
175A
175A
175A
150A
100%
300A
150A
150A
150A
125A
19.
There is no DC disconnect device within the UPS.
20.
A battery disconnect switch is recommended, and may be required by NEC or local codes
when batteries are remotely located. The battery disconnect switch should be installed
between the battery cabinet and the UPS.
C
A
U
T
I
O
N
Every battery cabinet must have a UVR‐type DC circuit breaker with an auxiliary contact. Failure to use this type of circuit
breaker may cause severe damage to the UPS and create a personnel hazard. Note that all battery cabinets provided by the
UPS manufacturer have this circuit breaker as a standard feature.
21.
External DC input overcurrent protection and disconnect switch for the remote battery
location is to be provided by the user. Table Q lists the maximum rating for
continuous‐duty rated circuit breakers satisfying the criteria for both.
Table Q. Maximum DC Input Circuit Breaker Ratings
UPS Model
Input Voltage Rating
208V/220V
380V
400V
415V
480V
Powerware 9390-40/20
100A
100A
100A
100A
100A
Powerware 9390-40/30
125A
125A
125A
125A
125A
Powerware 9390-40/40
Powerware 9390-80/40
150A
150A
150A
150A
150A
Powerware 9390-80/50
200A
200A
200A
200A
200A
Powerware 9390-80/60
250A
250A
250A
250A
250A
Powerware 9390-80/80
300A
300A
300A
300A
300A