American Power Conversion 250 A - Manual (Page 84)

How to Add Sub-Feed Output Distribution Circuit Breakers to the ATS
74 InfraStruXure Power Generation System
Installing breakers on the ATS panel bus
Use the following procedure to install a T1 three-pole breaker assembly on a 250 A ATS panel bus.
The steps are identical for installing the T1 single-pole and T3 three-pole breakers.
1. Attach the adapter module to the ATS panel bus (  ) , and secure it in place using an Allen
wrench to turn the module locks (  ) .
2. Snap the circuit breakers onto the adapter module’s bus (  ) . Lock in place using a Phillips
screwdriver to tighten an M4×70 screw (  ) .
3. Attach the breaker brackets to slots in the panel board frame (  ) . Secure using a T25 Torx
driver to tighten an M6×12 Torx screw (  ) . Attach each breaker to its appropriate bracket
using a Phillips screwdriver to tighten an M4×70 screw (  ) .