Eaton SVS/12, User Manual

Page: 85 / 138

SVS/12
994.530 G01 02 85
4.2.2 Switching on and off, 630 A panels
Mechanical switching on
1. Check by the position indicator (4) that the disconnector
is fully in the busbar position or fully in the earthing
position.
2. Slide the selector (7) to the left.
3. Place the operating handle on the operating shaft (2) of
the load-break switch or circuit-breaker. In the case of
motor-operated switches it may be necessary to use
extra force when fitting the handle.
4. Turn the operating handle clockwise (180º), until the
switch closes.
The position indicator (1) should indicate the on
position.
4.1 If the panel is equipped with an electrical closing coil,
mechanical switching on is only possible using the
switch-on button (5) on the panel. This switch-on button
is locked with a key. Switch the panel on mechanically
by turning this key clockwise and then pressing the
button.
5. Remove the operating handle.
Electrical (remote) switching on
N
OTE
In the case of remote-controlled installations,
the selector (7) must be set to the central
position.
1. With auxiliary voltage connected, the spring-tensioning
motor tensions the closing springs.
2. Check by the position indicator (4) that the disconnector
is fully in the busbar position or fully in the earthing
position.
3. Slide the selector (7) to the left.
4. Press the switch-on button on the panel or (where
applicable) in a remote location:

The position indicator (1) should indicate the on
position.
The switch-on button can also be equipped with a key
interlock to prevent unwanted switching on.
Mechanical switching off
1. Slide the selector (7) to the left.
2. Firmly press the switch-off button (6).
The position indicator (1) should now indicate the off
position.
Electrical (remote) switching off
N
OTE
In the case of remote-controlled installations,
the selector (7) must be set to the central
position.
1. Slide the selector (7) to the left.
2. Press (where applicable) the remote switch-off button:

The position indicator (1) should now indicate the
off position.

No-voltage coil/Tripping coil
As an option, the installation can be equipped with a no-
voltage coil and one or two tripping coils. For a description,
see chapter 4.2.3.