ST700 GENERAL HANDBOOK
667/HB/27880/000 Page 97 Issue 8
A.3- FUSE RATINGS AND POSITIONS
Electricity Company Cut-out Fuse
The maximum size of this fuse should not
exceed 100A (without reference to Poole).
Maximum prospective short circuit current must
not exceed 16,000A. Rating depends on
application but 45A min is recommended up to
20A load
Master Switch Panel - MCB
516/4/97076/010
20A MCB SP C Type on the Master Switch Panel
Maintenance Socket Fuse
518/4/90638/000
5A HRC cartridge fuse to BS1361 marked
„MAIN,T‟ on Master Switch Panel.
Aux. Supply Fuse (If Din Rail
Mounted) e.g. OTU/OMU
518/4/90638/000
5A HRC cartridge fuse to BS1361 marked
„OTU/AUX‟ on Master Switch Panel.
Aux. Supply Fuse (If Phase Drive
PCB Mounted) e.g. OTU/OMU
518/4/97052/017
5A HRC cartridge fuse size 0 (32mm x 6.4mm)
marked „F4‟ on Phase Drive PCB
Controller Switch Fuse
518/4/97056/012
16A HRC cartridge fuse size 0 (32mm x 6.4mm)
marked „F1‟ on Phase Drive PCB
AC Detector Fuse
518/4/90301/010
5A cartridge fuse (20mm x 5mm) marked „F3‟ on
Phase Drive PCB.
Solar Cell Fuses
518/4/90301/010
5A cartridge fuse (20mm x 5mm) marked „F2‟ on
Phase Drive PCB.
230V R/A Supply Fuse
518/4/90301/013
10A cartridge fuse (20mm x 5mm) marked „F9‟
on Phase Drive PCB.
230V Green Supply Fuse
518/4/90301/013
10A cartridge fuse (20mm x 5mm) marked „F7‟
on Phase Drive PCB.
230V R/G Supply Fuse
518/4/90301/013
10A cartridge fuse (20mm x 5mm) marked „F10‟
on Phase Drive PCB.
48V R/G Supply Fuse
518/4/90301/013
10A cartridge fuse (20mm x 5mm) marked „F11‟
on Phase Drive PCB.
230V Amb/Wait Supply Fuse
518/4/90301/013
10A cartridge fuse (20mm x 5mm) marked „F8‟
on Phase Drive PCB.
