Speed Controller SPD-YK31C Installation and Wiring

Rated Voltage  24 Volts
Rated For Motors  Up To 350 Watts
Maximum Current  25 Amps
Rated For Chargers  Up To 3 Amps
Conversion Efficiency  95%
Under Voltage Protection  20 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 20 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. The motor turns on again after the brakes are released.
*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
 
Battery Charger Connector
Red = Positive
Black = Negative

Mating Connector Item # CNX-51


~Optional Connection
Brake Lever Switch Connector

Mating Connector Item # CNX-51


~Optional Connection
Brake Light 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.