Speed Controller SPD-SD500 Installation and Wiring

Rated Voltage   24 Volts
Rated For Motors   Up To 600 Watts (Maximum Output 720 Watts)
Maximum Current   30 Amps
Conversion Efficiency   95%
Under Voltage Protection   20.5 Volts
Recommended Fuse Size   40 Amps
Works with 500, 600, and 750 Watt Motors: Works with 24 Volt 750 Watt motors however the motor's power will be limited to 720 Watts.

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-500

Required Connection  
Brake Lever Switch Connector

Mating Connector Item # CNX-51


~Optional Connection
Charger Port Connector
Connects to positive lead of battery charger port and disables motor when the battery pack is being recharged.

Mating Connector Item # CNX-45


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