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7.4 Dry Contact (Interface) Connection
Some important events can be monitored by this connection for each event a relay is located on interface board
and NC-C-NO contacts are connected terminals.
these events are:
•
LINE FAILURE
•
BATTERY LOW
•
LOAD ON BYPASS
•
BATTERY CB input
•
BATTERY CB output
•
EMERGENCY STOP input
ATTENTION: Max. 42VAC or 60VDC voltage should be applied to the dry contact outputs.
7.6 Remote Monitoring Panel
Remote monitoring panel can be used from 400 meters away from UPS. Up to 25 meters there is no need extra
hardware RS232 communication is okay. But if distance is longer than 25 meters extra RS485 hardware is
needed.
Up to 5 remote monitoring panel can be used in system.
CN3
CN4
Battery Circuit
Breaker Input
Emergency Stop
Line Failure
Relay
Battery Low Relay
By-Pass
Relay
Summary of Contents for T-3250P
Page 1: ...USER MANUAL T 300P SERIES T 3250P 250 kVA T 3300P 300 kVA...
Page 2: ......
Page 34: ...31 Figure 5 5 UPS Battery Group Connection...
Page 41: ...38...
Page 42: ...39 AGKK6221 02 2010...