GE Industrial Solutions Spectra Series Power Panelboards AMC4GB and AMC6GB - Manual (Page 2)

3. Prepare the breaker module (for two breakers only).
Before installing the breakers on the module, remove the
barriers and screws, as shown in Figure 4.
Figure 4. Preparing the breaker module for a two-breaker installation.
4. Install the circuit breaker(s). Place the Belleville washers
and hex-head screws into the line straps of the circuit
breaker, as shown in Figure 5. Position the ON side of the
breaker on the module, as shown in Figure 5. Align the
hex-head screws in the stud-post holes and tighten to 90–
110 in-lb. Fasten the OFF side of the breaker to the
mounting brackets with the round-head SEMS screws
and flat washers and tighten to 40–50 in-lb. Repeat the
procedure for a second breaker.
Figure 5. Installing the breaker on the module.
5. Install the center barrier. The center barrier must be
installed after the breaker has been secured to the
module. Slide the center barrier onto the breaker, as
shown in Figure 6 for a single breaker and in Figure 7 for
two breakers. Secure the center barrier with two thread-
cutting screws into each breaker and tighten to 10 in-lb.
Figure 8 shows a complete two-breaker installation.
Figure 6. Installing the center barrier with one breaker on the module.
Figure 7. Installing the center barrier with two breakers on the module.
Barrier
Mounting
Screw
Round-Head
SEMS Screw &
Flat Washer
Hex-Head Screw &
Belleville Washer
Mounting
Bracket
Stud Post
Center
Barrier
Thread-Cutting
Screws
Center
Barrier
Thread-Cutting
Screws