A750 Plus
A750 Plus - Battery Controller for Scoops, Shield Haulers and Dual Motor Haulers
Highlights
- Compact enclosure houses all power control devices and capacitor bank
- Highest output current capability in the industry: 2000A maximum for a full 10 seconds for one 100HP or 1000A for 10 seconds for two 50HP motors
- Provides infinitely variable, reversible speed control for DC series wound motors up to 50HP
- Torque control mode provides superb traction and acceleration
- Built-in motor thermal overload circuit with inverse time characteristic (has PA approval)
- From 0 to 1000A or 0 to 2000A (depending on motor(s)) under all conditions
- Solid State Reversing eliminates directional contactors from the system
Specifications
- Saminco Part Number:A800773 – Single Motor
- Saminco Part Number:A800374 – Dual Motor
- Input Supply: 128V battery (80V min –160V max)
- Output Voltage: 0 to 98% of input voltage
- Motor Ratings: A800773: 100HP/120V 2000A max/10 secs
A800774: Dual 50HP/120V, 1000A max/10 secs each motor - Start-Up Interlocks:
Pump Lockout: Unit cannot be run unless pump is running.
Tram Re-start Lockout: Upon power-up, tramming cannot be initiated unless foot switch is first returned to "off" position. - Overcurrent Protection:Magnetic circuit breaker in DC supply (customer supplied)
Instantaneous cut-out if motor current exceeds 2500A for 100HP or 1250A for 50HP motor(s)
Built-in thermal inverse time overload relay for tram motor (PA approval)

