Speed Controller SPD-48500 Installation and Wiring

Rated Voltage   48 Volts
Rated For Motors   Up To 500 Watts
Maximum Current   25 Amps
Conversion Efficiency   95%
Under Voltage Protection   42 Volts ± 0.5V
Recommended Fuse Size   30 Amps
Dimensions   3-1/4" x 2-9/16" x 1-1/2"
Under Voltage Battery Protection: When the battery pack falls below a specific Voltage the controller turns the motor off preventing over discharging of the battery pack which extends the battery packs lifespan. (The cutoff value is 42 Volts ± 0.5 Volts)
Motor Cut-Off During Braking: When the brakes are engaged the brake switch signals the controller to turn off the motor.
*Power Connector
Red = Positive
Black = Negative

Mating Connector Item # CNX-50


Required Connection
 
Motor Connector
Yellow = Positive
Blue = Negative

Mating Connector Item # CNX-50


Required Connection
 
Throttle Connector

Mating Connector Item # CNX-54


Required Connection
Key Switch Connector

Mating Connector Item # CNX-51


Required Connection
 
Brake Lever Switch Connector

Mating Connector Item # CNX-51


~Optional Connection
Power Light Connector

Mating Connector Item # CNX-51


~Optional Connection
*The power connector should be the last connection made.
*Fuse or circuit breaker protection is required between speed controller and battery pack.
~Optional Connections do not need to be hooked up for the speed controller to operate.