Siemens ST950 Handbook page 81

Figure 44 – 50VA Detector Extension Kit installed
The detector power kits are mounted within the cabinet above the HPU units on the
left hand side of the controller cabinet. Mains power is derived from the master
control switch panel. The rectified DC supply is generated by a bridge rectifier which
is also mounted to the cabinet.
The output of the supply is available at a terminal block to the right of the
transformer. This is labelled as shown below:
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Version 7
Last Editor manpreet.jeerh
Document Name ST950 ICM Handbook
Copyright © Siemens plc 2020. All Rights Reserved.
Mobility, Intelligent Traffic Systems
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Mobility is a division of Siemens Plc
81 of 154
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January 2020
667/HE/45950/000