Regenerative
Power
Module
-
September
2010
144-45117-R3
Page 12 of 20
R1
R2
L1(+)
R3
L2(-)
L1(+)
L2(-)
IN THIS CONFIGURATION SET DIP
SWITCH - 3 “TERMINAL RESISTOR” TO
OFF POSITION ON RPM UNIT
FIGURE
3
400 AMP Single RPM Unit
The connection shown in FIGURE 3 is a single 400 AMP RPM Unit that is connected to the DDC bus
after the M contactor. This is the simplest connection possible and requires no additional protective
components.
+ 24 VDC
FAULT
SYNCH
RESET
FAN
READY
BRAKE LEVEL
INTERL
OCK
0 VDC
0VDC
144-45087
RPM
* EXTERNAL
RESISTOR
GRIDS WITH
NORMALLY-
CLOSED OVER
TEMPERATURE
SWITCH
L1 (+) for
RPM is
connected
between M
contactor
and the
DDC drive
RPM resistor
*
1 2 3 4 5 6 7 8 9 10
Summary of Contents for 144-45117-R3
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