Lamp Switch Cards - Siemens ST950 Handbook

4.10

Lamp Switch Cards

Phase
Connections
Phase
Connections
If Fail flash is enabled the choice of Red or Amber aspects to be flashed for each
phase is set on the Lamp Switch cards
ON
OFF
Phase:-
Security classification
Version
Last Editor
Document Name
Copyright © Siemens Mobility Limited 2018. All Rights Reserved.
Lamp Supply Fuses (10A)
FS2
Figure 14 - Lamp Switch Card
S1
AMBER
RED
1 2 3 4 5 6 7 8
A B C D A B C D
Figure 15 - Lamp Switch Card Switch Settings
Unrestricted
5
Neil Atkinson
ST950 ICM Handbook
Sopers Lane, Poole, Dorset, BH17 7ER
(Not fitted on all board variants)
FS1
S2
RED AMBER
1 2 3 4 5 6
E F G H E F G H
Page
Status
Date
Document No.
Intelligent Traffic Systems
S2 S1
Phase Bus
Connector
Heatsink Cover
7 8
43 of 125
Issued
18-Dec-2018
667/HE/46950/000