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Instruction Book IB019009EN November 2017 www.eaton.com
AK-2-25, AK-2A-25, & AK-3A-25 LV-VSR
Breaker-To-Motor Starter Conversion
WARNING
WHEN MOVING A STARTER BETWEEN POSITIONS, BE SURE THE STARTER
IS TRIPPED OPEN.
8. To place the Starter in the ‘Test’ position, insert the handle onto
the jackscrew shaft and turn the crank clockwise until the position
indicator reads ‘Test’. (Figure 5.B.4 In this position the primary
contacts are not made but the secondary contacts are connected.
Tests not involving primary power can be executed in this position.
The door may be closed to make tests in this position.
5.B.3 REMOVAL PROCEDURE
WARNING
LV-VSR MUST BE IN THE OPEN POSITION PRIOR TO OPENING CELL DOOR.
FAILURE TO DO SO MAY CAUSE SEVERE INJURY, DEATH, OR EQUIPMENT
DAMAGE.
1. Either remotely or locally open the LV-VSR prior to attempting to
remove it from the switchgear enclosure.
2. Insert the jackscrew handle onto the shaft located on the left side
of the enclosure above the position indicator.
3. Rotate the jackscrew handle counter-clockwise from the
‘Connect’ position, through the ‘Test’ position and stop when the
position indicator reads DISC and the crank can no longer turn.
4. Remove handle and open enclosure door.
5. Pull the Starter out to its limits by rotating the two rack lock links
and pulling outward to the limit of the track travel.
6. Lift the Starter up and away with a suitable lifting device. At this
point the primary disconnects should clear the enclosure.
7. The Starter is now separate from the enclosure
Figure 5.B.5. AK-2A-25-LV-VSR Conected (Cell Door Open)
Figure 5.B.4. Racking AK-2A-25-LV-VSR
9. To move the Starter into the ‘Connect’ position, insert the handle
on the jackscrew shaft and turn clockwise until it can no longer
be rotated. The position indicator should read ‘Connect’. In this
position both primary and secondary contacts are made and the
door can be closed. (Figure 5.B.5)
otee:
N
Padlocking has been provided by the original equipment manufacturer.
