DC2-42U

About the DC2-42U

• The DC2-42U is a DC motor controller from the Reliance Electric DC2 family.
• It is performance-matched to Reliance Electric DC motors for a compact controller/motor package.

Power and Electrical Specifications

• Requires 1 phase power input.
• Input Voltage: 115 VAC or 230 VAC.
• Output Ratings:
  • At 115 VAC: 90V armature and 50V field supply.
  • At 230 VAC: 180V armature and 100V field supply.
• Input Amps: Rated for 10 amps.
• Horsepower Rating:
  • At 115 VAC: 0.25 to 1 HP.
  • At 230 VAC: 0.5 to 2 HP.
• Chassis Style: Plate or open.
• Power Line Frequency: 50/60Hz.

Key Features

• Protection: Optional short circuit protection, line transient protection, motor overload protection.
• Armature Control: Full-wave, half-controlled armature voltage rectifier.
• Field Supply: Half-wave field supply for shunt wound DC motors.
• Current & Operation: Armature current scaling, unidirectional operation.
• Remote Capabilities: Provisions for remote start, remote stop, and remote run/jog.

Speed Control Features

• Primary Method: Armature voltage regulation or DC tachometer mounted on the electric motor.
• Adjustments:
  • Potentiometer motor speed adjustment.
  • Separately adjustable maximum and minimum speeds.
  • Adjustable current limit.
  • Independently adjustable rates.
  • Armature voltage feedback scaling (90 or 180 volts).
  • Adjustable IR drop compensation.
• Isolated Process Control Interface:
  • Operator selects between manual mode (potentiometer) or automatic mode (process control output signal) via a selector switch.
• Run/Jog Capability: Available for both local and remote requirements.