BLAZER® IV Series
1/4 – 5 HP
Isolated Regen Drives Specifications

BRC702 Models

• A.C. Input
  • 115 VAC ±10%, 50/60 Hz ±2 Hz
  • 230 VAC ±10%, 50/60 Hz ±2 Hz
• Armature Output
  • 0-90 VDC for 115 VAC input
  • 0-180 VDC for 230 VAC input
• Field Output
  • 100 VDC @ 1 Amp for 115 VAC input
  • 200 VDC @ 1 Amp for 230 VAC input
• Horsepower Range
  • 1/4 – 1 HP @ 90 VDC
  • 1/2 – 2 HP @ 180 VDC

BRC705 Models

• A.C. Input
  • 230 VAC ±10%, 50/60 Hz ±2 Hz
• Armature output
  • 0-180 VDC
• Field Output
  • 200 VDC @ 1 Amp
• Horsepower Range
  • 1/2 – 5 HP @ 180 VDC

All Models

• Speed Regulation
  • Armature feedback: ±1.0% of base speed
  • Tachometer or Encoder Feedback: ±0.5% of base speed
• Torque Regulation
  • ±2% of current range selected
• Adjustments
  • Max Speed: -20 to +10% of full base speed
  • Current Limit: 0 to 150% of current range selected
  • IR Compensation: Range set by current limit jumper
  • ACCEL and DECEL: linear, independently adjustable forward and reverse, 2 ranges, 1 – 8 sec. or 8 – 60 sec.
  • Jog Speed: 0 – 25% of rated armature voltage
  • Sum Trim: 0 – 150% of summing input
  • Integral Null: null adjustment to eliminate motor creeping and backup
• Speed Range
  • 20:1 motor dependent
• Temperature Range
  • 0 – 55ºC for chassis units
  • 0 – 40ºC for enclosed units