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Replacement of Cover Gasket for Padmount Switchgear Side-Hinge-2 Models
FIELD SERVICE INSTRUCTIONS MN285009EN April 2019
Figure 20. Handle at Open Position (2018 & later)
Figure 21. Removing the drive pin (prior to 2018)
Figure 22. Pin removed (2018 and later)
Figure 23. Motor operator removed
2.2 Electrically trip each Tap Interrupter using either the
installed control with battery power, a Tripper-Box
(consult factory service), or a 9-volt dc battery with
18to 20 AWG solid wires stripped 5/8 inch.
For the Tripper-Box option (Figure 24): Insert
the 14-pin connector to the apparatus control
receptacle.
For a three-handle - single Ø way: Push the
momentary push buttons for each A, B, and C
phase on the Tripper-Box to individually trip these
phases.
For a single-handle 3Ø Way: Push the BØ
momentary push button to trip all three phases.
For the 9-volt dc battery option (Figure 25):
Momentarily connect battery leads to the receptacle
pin per Table 3.
Figure 24. Tripper-Box
Figure 25. 9-volt dc battery
Table 3. Leads-to-pins connection table
Receptacle Pins Single Ø Way Three Ø Way
G (+) and H (–) A
J (+) and K (–) B
All Øs
L (+) and M (–) C
2.3 For each tripped phase, perform a manual handle
mechanism reset, and then manually return the handle
to the Closed position.
2.4 Repeat this trip, reset, and close operation (step 2.2
and step 2.3) for each Way to verify proper trip
functionality of the switchgear apparatus.
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