Connection Of Single Ups System - Liebert UPS System User Manual

Chapter 3 Electrical Assembly
4. Battery Temperature detection cable
When the user select the temperature compensation technology, he should select
the TMP12Z sensor that is installed inside the battery cabinet or battery room. Use
a cable to send a temperature signal to J15 on the monitoring board. Shield cable
is recommended to be used because the transmission distance is long.
The location of the temperature sensor is shown o Figure 3-13.
Fig. 3-13 Dry Contact
1. Circuit Breaker QF1 2. Temperature Sensor TMP12Z
Fig. 3-13 Installation of TMP12Z

3.3 Connection of Single UPS System

The circuit breaker of bypass source is selected according to its disconnecting
capacity and short circuit current. The selected circuit breaker should be able to
protect the static switch according to its maximum permissible current.
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