Siemens ST950 - Controller Fuses

Mobility, Intelligent Traffic Systems
Sopers Lane, Poole, Dorset, BH17 7ER
Security classification
Unrestricted
Page
153 of 154
Version
7
Status
Issued
Last Editor
manpreet.jeerh
Date
January 2020
Document Name
ST950 ICM Handbook
Document No.
667/HE/45950/000
Copyright © Siemens plc 2020. All Rights Reserved. Mobility is a division of Siemens Plc
RJ45 cable for I/O card 2.0m length
998/4/88351/020
RJ45 cable for I/O card 3.0m length
998/4/88351/030
HPU to LSLS 1 Reg Sign Current Sensor Cable Assy
667/1/33047/000
HPU1 to HPU2 Link Cable Assy
667/1/33045/000
Manual Panel On/Off Only
667/1/27056/010
PB815 Firmware PHP PROM (Latest issue)
667/1/12815/000
Audible Indicator
667/4/04785/000
LPU Assembly
667/1/32970/951
HPU metal bracket (Single – two required to mount HPU)
667/2/33043/000
HPU heat transfer pad
667/7/33048/000
SLD4 Detector – Basic
667/1/45200/001
SLD4 Detector – Enhanced
667/1/45200/011
Heart of the Controller (SD Card)
421/4/97008/004
Sealant Stool to Case
996/4/22026/100
A.5 Controller Fuses
The following table lists the fuses fitted in the controller. Fuses should only be
replaced with ones of similar rating and type.
Description
Part Number
Electricity Company Cut-out - Standard ST950ELV
The Max size of this fuse should not exceed 100A (without reference to
Siemens Poole). Maximum prospective short circuit current must not
exceed 16,000A. Rating depends on application but 45A minimum is
recommended up to 20A load
N/A
Electricity Company Cut-out - ST950ELV Low Inrush
Max size and Maximum prospective short circuit current as above.
Recommended rating 16A minimum up to 20A ELV load
N/A
Master Switch Fuse - Standard ST950ELV
30A HRC cartridge fuse to BS1361 on Master Switch panel
(or 32A HRC cartridge fuse to BS88)
518/4/90637/001
Master Switch Fuse - ST950ELV Low Inrush
16A HRC cartridge fuse to BS1361 on Master Switch panel
518/4/90637/007
Regulatory Signs Fuse
5A SB 250V 5 x 20mm fuse marked ‘Reg Sign’ on the HPU (F1)
518/4/90302/020
Detector Supply Fuse
5A SB 250V 5 x 20mm fuse marked ‘Detector’ on the HPU (F2)
518/4/90302/020
Solar Cell Supply Fuse
500mA QB 5 x 20mm fuse marked ‘Solar’ on the HPU (F3)
518/4/90285/004