IG-284-EN version 03; 06/05/2020
57
General Instructions
cgm
.800: Medium-voltage switchgear with integrated insulation in SF
6
gas
up to 36 kV in accordance with IEC Standard with rated current up to 800 A
Recommended sequence
of operations
3. Switch-disconnector closing operation:
a. Manual operation
.
Insert the lever in the switch-disconnector driving
shaft, move the drive arm to the end and turn
clockwise.
b. Motorised operation
(BR-AM/BRA-2M driving
mechanism).
Activate the corresponding operation command.
Figure 5.46.
Lever turn details
3.
Remove the lever. The handle returns to its original
position.
4.
Charge the springs by introducing the spring charging
lever in the spring charge shaft (k) and turn until the
charged spring indicator changes status.
a. Manual driving mechanism (AV):
Once the spring
is charged, close the switch by pressing the close
button; then check the status indicator and whether
voltage is present in the
ekor
.vpis or
ekor
.ivds unit.
b. Motorised driving mechanism (AMV):
Close the
switch by pressing the closing button; then check
the status indicator and whether voltage is present
in the
ekor
.vpis or
ekor
.ivds unit.
5.
Close the circuit-breaker by pressing the "l" button and
check the status indicator.
Figure 5.47.
Closing button detail
Summary of Contents for velatia cgm.800
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