Copyright
Trace Engineering Co., Inc.
Telephone (360) 435-8826
Part Number 3471
5916 195th Street, NE
Fax (360) 435-2229
Released: Thursday, April 29, 1999
Arlington, WA 98223 USA
5-6
PMO-AC60 3-Phase Breaker
AC15, 20, 60 Assembly Sequence
1. Remove set screws from lugs on top and bottom of circuit
breaker
2. Rotate lugs 180° and replace set screws.
3. Attach service lugs to top lugs only
4. Attach a mounting bracket to the top and bottom of the PM
in the desired location. Insert a 6-32 x 3/8” bolt (401) equipped
with a #6 starwasher (492) into the appropriate bolt hole (top
and bottom) from the outside of the side panel; slide the
bracket over the bolt from the inside so that the ears are offset
to the inside of the enclosure. Slide a #6 SAE flat washer (466)
over the bolt, followed by a 6/32 nut (440). Do not tighten, just
catch a few threads.
5. Tilt the top of the circuit breaker while sliding it onto the ears
of the top mounting bracket. Repeat for the bottom mounting
bracket.
6. Align the circuit breaker with either the top or the
bottom of the breaker opening.
7 Tighten the mounting brackets onto the PM and
torque to 10-15 foot pounds.
8. When all circuit breakers and bypass disconnects
are mounted, install a SLIDER over unused breaker
openings.
9. Install PM-SLIDER over the exterior of the circuit
breaker opening (do not over tighten)
10. Apply a decal (3371 “AC Loads”) over each AC
load circuit breaker.
11. Attach AC cabling
P h a s e A B y pa s s
3-Phase AC Breaker
Ground Bonding Block
Neutral Bonding Block
Motor Minder
