Speed Controller SPD-SD500-6 Installation and Wiring

Rated Voltage   24 Volts
Rated For Motors   Up To 500 Watts
Maximum Current   30 Amps
Conversion Efficiency   95%
Under Voltage Protection   20.5 Volts
Recommended Fuse Size   40 Amps
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-2PX2


Required Connection  
Motor Connector
Blue = Positive
Green = Negative

Mating Connector Item # CNX-50
Required Connection  
Throttle Connector
Mating Throttle Item # THR-600
Required Connection  
Brake Lever Switch Connector

Mating Connector Item # CNX-51
~Optional Connection
Charger Port Connector

Connect to positive lead of battery charger port. Prevents motor from operating when battery pack is charging.

Mating Connector Item # CNX-45
~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.