This SAE Recommended Practice applies to the control circuits and devices associated with the electrical propulsion system used on electric drive dumpers. Dumper is defined in SAE J1057. The document does not apply to auxiliary equipment control systems such as:

a

Battery charging systems

b

Engine wiring and control

c

Monitoring and control circuits not directly affecting the operation of the electric propulsion and retarding system

d

Lighting

e

Accessory systems (heating, air conditioning, horns, radios, emergency steering, fire protection, and similar functions).