Siemens 8DJH Operator's Manual

SIEMENS 8DJH
A
1
Slide the Isolator/Earth Switch Control Gate down to
open the Earth Shutter.
B
1
Slide the right-hand Control Gate up to open the
Isolator Shutter.
a
b
4
(a) Remove the Operating Lever. Check the
Control Gate has returned to the mid position.
(b) Slide the left-hand Control Gate up to open the
Circuit Breaker Spring Charge Shutter.
1
Ring Main Operator Guide
WARNING
Check that the Ready For Service (gas) Gauge indicates
DO NOT OPERATE switchgear if the pointer is in the
Feeder Earthed u
OPEN
2756
2
Insert the Operating Lever and rotate anti- clockwise
to open the Earth Switch.
Feeder Isolated u
OPEN
2756
2
Insert the Operating Lever and rotate clockwise
to close the Isolator Switch.
OPEN
2756
5
Insert the Operating Lever and rotate clockwise to
charge the Circuit Breaker Spring. It will click and hold
when rotated enough (70°).
Note: The aperture is sprung to eject the handle automatically.
It must be pushed in firmly and held to rotate.
Circuit Breaker Panel
GREEN before operation
RED region
Feeder Isolated u
CLOSE
Feeder Connected u
CLOSE
CLOSE
3
Remove the Operating Lever. Check the
Control Gate has returned to the mid position.
3
For panels where the Circuit Breaker Spring Charge
mechanism is motorised, the spring is automatically
recharged immediately after the Circuit Breaker is
opened. In this case, steps 4 and 5 can be omitted.
6
Remove the Operating Lever. Press the CLOSE
button VERY HARD.
These instructions detail mechanical operation of standard designs only
L
(Type 2)