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2.11.1 Installation Drawing
Figure 2-18 UPS Cabinet Wiring (AC neutral (N) cannot be connected)
2.11.2 AC source connection
For
Single input
application, Input 1 and Input 2 come factory connected with jumpers.
For
Dual input
application, remove the factory jumpers and connect Input1 to the Main AC power
source and connect Input2 to the Bypass power source.
The sequence of three phase, R, S and T (A-B-C) must be connected accordingly. The wrong
sequence will alarm a warning when the UPS is powered.
The N must NOT be connected
There is no Breaker between Input 2 and STS Module. The STS module is powered up when Input
2 is powered, although the Q1 Breaker is OFF.
Summary of Contents for X90-5S
Page 17: ...15 X90 ENC5S...
Page 18: ...16 X90 SMB350...
Page 19: ...17 X90 ENC10S X90 SMB700 Figure 2 13 Terminal Blocks...