IGBT D
IMMER
R
ACKS
Installation
& Operation
7
Figure 2: Dimmer Rack Components
D
IMMER
R
ACK
Removable wiring cover
Neutral wiring bus
Rack Control Module
(RCM) upper back plane
Phase A feed lug
Phase B feed lug
Ground wiring bus
(optional)
Phase C feed lug
Removable wiring cover
Exhaust fan
Dimmer lower
back plane
Dimmer module
power/data connectors
Load terminal blocks
Back plane
flex jumpers
Leveling feet
Components