Rapid-Air STRAIGHTENER: SBX, SCX & SD SERIES - Manual (Page 21)

PLUG IN HORSEPOWER RESISTOR
A Plug-In Horsepower Resistor must be installed to match the RAMM to the motor horsepower
and voltage. See table 2 for the correct value. Plug-In Horsepower Resistors are stocked by
your distributor.
TABLE 2. PLUG IN HORSEPOWER RESISTOR CHART*
*Motor horsepower and armature voltage must be specified when ordering so that proper resis-
tor will be supplied.
** For overlapping motor horsepower range use lower value Plug-In Horsepower Resistor.
*** Auxiliary heat sink must be used to achieve HP rating.
MOTOR
HORSEPOWER RANGE**
Plug-in
Horsepower
Resistor
Resistance
Value (ohms)
Rapid-Air
Part Number
Armature
Voltage
90-130 VDC Armature
Voltage
180 VDC
1/4
1/2
3/4
1*** 1/2
1
1-1/2
2*** .05
.025
.015
.01 69100529
69100530
69100534
69100531