GE Industrial Solutions ProTrip Conversion Kits DB-25, DBL-25, DB-50, DBL-50 - Manual (Page 15)

Installing the Trip Unit
1. Place a lock washer and flat washer over each of the
three 1 / 4 -20 x 1 3 / 8 " screws provided and insert
through the mounting holes on the trip unit mounting
plate. From the rear of the plate, place a flat washer,
spacer, and O-ring over the screws, as shown in
Figure 27.
2. Remove the large screw from the rear of the trip unit.
Place the trip unit in position on the mounting plate,
with the 50-pin connector aligned with the opening in
the plate. Secure with the large screw, as shown in
Figure 27.
3. Insert the 50-pin female connector on the wiring
harness into the trip unit connector through the rear
of the mounting plate. Secure to the mounting plate
with the two small screws provided, as shown in
Figure 28.
4. Place the trip unit and mounting plate in position on
the support bracket mounted to the breaker. Secure
with the screws in the mounting plate into the tapped
holes in the bracket, as shown in Figure 29.
Configuring the Trip Unit
See DEH-40034 for detailed instructions for setting up
ProTrip trip units.
Figure 27. Trip unit attached to its mounting plate.
Figure 28. Harness connector attached to the trip unit.
Figure 29. Mounting the trip unit on the breaker.
Trip Unit Screw
50-Pin
Connector
Mounting
Screw
Harness
Connector
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