Rapid-Air CABINET REEL User Manual
Page 12
 
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 heatsink must be used to achieve HP rating.
MOTOR 
HORSEPOWER RANGE ** 
 
Plug-in 
Horsepower 
Resistor 
Resistance 
Value (ohms) 
 
 
 
 
Rapid-Air 
P/N 
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 
12