Allen-Bradley 1336 IMPACT - Page 96

5–3Part Replacement Procedures
Publication 1336 IMPACT-6.2 – March 1998
The following illustration calls out the main components of a typical
drive. Component designs vary slightly among the different drive
ratings, but component locations are identical.
Figure 5.1
Main Drive Components
Heat Sink and
Fan Assembly
AB0857A
Load-Sharing
Resistor
Bus Fuse
Power
Module
Thermistor
Terminal Strip
TB1
Bus Capacitor
Bank
Ground Sense
CT
DC Bus Inductor
(Behind Ground
Sense CT)
Fuse F1
Bus Cap
Connectors
Snubber Board/SCR
Connector
Precharge Board
Fuses
Snubber Board
and LEMs
Snubber Board
Connector
Ground Sense
CT Connector
Fuse F3
Power Module
Connectors
SCR
Connector
Control Board
Mounting Plate
Human Interface
Module (HIM)
Gate Driver Board
Ribbon Cable
Connector
Main Control
Board
TB5
Terminal
Strip TB3
Control
Interface
Board
TB7
TB6
Control
Interface
Board
Connectors