Speed Controller SPD-CT811B9 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  20.5 Volts
Recommended Fuse Size  30 Amps
Dimensions  3-1/4" x 3" 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 approximately 20.5 Volts 1.0 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
Motor Connector
Blue = Positive
Yellow = Negative

Mating Connector Item # CNX-50
Throttle, Battery Gauge, and Brake Lever Switch Connector (6 Wire)
Throttle = Black-Red-Green

Battery Gauge = Yellow-Black
Brake Lever Switch= Pink-Blue

Mating Connector Item # CNX-54

Key Switch Connector

Mating Connector Item # CNX-52
Power On Light Connector

Mating Connector
Not Available
Battery Charger Connector

Mating Connector Item # CNX-51
Brake Light Connector

Mating Connector Item # CNX-51
*The power connector should be the last connection made.
*Fuse or circuit breaker protection is required between the speed controller and the battery pack.