PTS 9042x Series Small Cell
AC Power Distribution Load Centers
Installation Guide
21
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5.0 Main Breaker Replacement or Re-Configuration
5.0.1
Ensure Electrical Service feeding PTS9042X System is turned off and de-energized.
5.0.2
Verify Power is de-energized with test meter or DVM at input to Main Breaker
5.0.3
Equipment may be wired as Service Equipment and will not have an external main
disconnect
5.0.4
Turn off Main Breaker
5.0.5
Loosen the bottom set screw holding commercial side power feed, remove wire and secure safely
out of the way
5.0.6
Loosen the top set screw of main breaker, allowing the capture ring to fully open
5.0.6.1
If PTS90420
5.0.6.1.1 Loosen all breaker and SPD top side set screws to fully open
5.0.6.1.2 Remove bus bar and place in bottom of cabinet
5.0.6.2
If PTS90422
5.0.6.2.1 Loosen top main breaker set screw to fully open
5.0.6.2.2 Disconnect wire at top of main breaker coming from the SPD if optioned, or the
rotary switch or and secure safely out of the way
5.0.7
Release DIN Locking tab on top of main breaker
5.0.8
Pull top side of breaker away and off of the DIN rail, and remove breaker
5.0.9
Mark and place breaker on the side.
5.0.10
Check that the new breaker has the set screw and capture ring fully open
5.0.11
Re-install new main breaker by seating bottom of breaker onto DIN rail
5.0.12
Secure DIN locking tab at top of main breaker.
5.0.12.1 If PTS90420,
5.0.12.1.1 Ensure that all breakers and or SPD have the set screw and capture ring fully open
5.0.12.1.2 Reinstall bus bar by seating into breakers and SPD if optioned
5.0.12.1.3 Ensure bus bar fingers seat properly within the set screw capture ring prior to
tightening.
5.0.12.1.4 Check and verify with an inspection mirror
5.0.12.1.5 Tighten all top side set screws to breaker specifications
