Pulse Width Modulated (PWM) Whisper Drive
DC motor speed control with built-in input signal isolation.
A separately ordered horsepower resistor must be fitted to this DC drive for it to operate. See the table below to select the correct resistor.
Manufacturer : KB Electronics
Model Number : KBWS-25D
Part Number : 9493
AC Input Voltage : 115/230V AC
Max DC Output : 90V/130V/180V DC
Max Power : 1.5 horsepower (1 kW) 5 Amps
This product may also be known as : DC drive, DC variable speed drive, DC motor drive, DC motor speed controller, DC drives, DC variable speed drives, DC motor drives, DC motor speed controllers. kb9493, kb-9493, kbws25d, dual
PLUG-IN HORSEPOWER RESISTOR® CHART
| Motor Horsepower Range** |
Plug-in-Horsepower
Resistor® |
Armature Voltage
90-130 VDC |
Armature Voltage
180 VDC |
Resistance Value
(ohms) |
|
| 1/100 - 1/50 |
1/50 - 1/25 |
1.0 |
Info/buy |
| 1/50 -1/30 |
1/25 - 1/15 |
.51 |
Info/buy |
| 1/30 - 1/20 |
1/15 - 1/10 |
.35 |
Info/buy |
| 1/20 - 1/12 |
1/10 - 1/6 |
.25 |
Info/buy |
| 1/12 - 1/8 |
1/6 - 1/4 |
.18 |
Info/buy |
| 1/8 - 1/5 |
1/4 - 1/3 |
.1 |
Info/buy |
| 1/4 |
1/2 |
.05 |
Info/buy |
| 1/3 |
3/4 |
.035 |
Info/buy |
| 1/2 |
1 |
.025 |
Info/buy |
| 3/4* |
11⁄2* |
.015 |
Info/buy |
| 1* |
2* |
.01 |
Info/buy |
| 11⁄2* |
3* |
.006 |
Info/buy |
* Use with Auxiliary Heatsink.
** For overlapping motor horsepower range use lower value
Plug-in Horsepower Resistor®. |