ABB AKD-10, Руководство по установке и обслуживанию

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14. As the breaker approaches the TEST position, check the alignment of the fixed and
moving parts of the secondary disconnect contacts. If a spring charging motor or
under voltage-release is installed, these may operate when approaching the TEST
position.Fig 31
15. Continue rotating the racking handle clockwise until the position indicator first
shows
TEST, then CONNECTED. Fig 31.
NOTE: When approaching the CONNECTED position, more torque for turning the racking
handle is normal as the primary finger clusters engage with the AKD- 10 primary
bus stabs.
NOTE: At the end of 37 rotations, the breaker is in its maximum travel position. At
this point, the
primary disconnect fingers have completely engaged with the primary bus stabs.
16. Remove and store the racking handle in it storage location. Fig 29.
Figure 31
Cassette Position Indicator
Figure 30
11. While turning the screwdriver to the right with the shutter open, insert the racking
tool in the handle insertion hole so that it engages with the racking mechanism, and
remove the screwdriver (Figure 30).
12. With the racking tool inserted, crank clockwise so that the Retrofill starts to move in,
slowly
sliding forward into the compartment.
13. Rotating clockwise ~37 turns racks the circuit breaker all the way into the enclosure.
Inserting the racking handle:
First, insert a blade screwdriver in the right-
hand slot and rotate it to the right.
Then, while holding the screwdriver torqued
to the right, insert the racking tool in the left
slot until it engages with the machanism
inside.
After the racking tool engages, remove the
Inserted screwdriver.
AKD-10, Racking Tool and Screwdriver
Inserted
10. Use a blade-type screwdriver in the slot or rack out lock of the breaker (Figure 30),
and turn it clockwise to the right so that the racking handle shutter opens.
C