Installing the flux shifter – GE Industrial Solutions MicroVersaTrip Plus and MicroVersaTrip PM AK-1-15, AK-1-25 User Manual

Page 14

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14

Installing the Flux Shifter

1. Remove and discard the existing hex-head bolt

and locking hex nut from the right-pole closing

arm, as shown in Figure 27.

2. Attach the reset stud to the right-pole closing

arm using the

5

/

16

-18 locking hex nut provided,

as shown in Figure 28. The hex-shaped end of

the reset stud should face toward the right side

of the breaker.

3. Mount the flux shifter assembly to the inside of

the breaker’s right side frame using the existing

holes, shown in Figure 29, and the two

1

/

4

-20 x

3

/

4

" screws, lock washers, and hex nuts provided,

as shown in Figure 30.

CAUTION: If the breaker contains a positive inter-

lock assembly on the right side frame, the mount-
ing eye bolt of the positive interlock’s spring must
be removed to allow installation of the flux shifter
assembly. After installation of the flux shifter, the
mounting eye bolt may be reinstalled in its original
location.

Figure 27. Removing the bolt and nut from the right-pole closing

arm assembly.

Figure 28. Reset stud installed on the right-pole closing arm.

Figure 29. Flux shifter mounting holes in the right side frame.

Reset

Stud

Flux Shifter

Mounting

Holes

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