Speed Controller SPD-SD1000-3 Installation and Wiring

Rated Voltage   36 Volts
Rated For Motors   Up To 1000 Watts
Maximum Current   40 Amps
Under Voltage Protection   31 Volts ± 1.0 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 31.0 Volts ± 1.0 Volts)
Motor Cut-Off During Braking: When the brakes are applied the brake switch signals the controller to turn off the motor. This feature is optional. To disable leave brake lever switch connector unplugged.
*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
Red = +5V

Green = Signal

Black = Negative

Mating Connector Item # CNX-65

Required Connection
Brake Lever Switch Connector
Mating Connector Item # CNX-51

~Optional Connection
Battery Charger 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.
*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.