cu850

Mamac Systems CU-850 Current Sensors

CU series Current Sensors provide a reliable and low cost solution to monitor current of supply/exhaust fans, pumps, compressors, unit ventilators, lighting or any equipment.

Features of CU-850 Current Sensor

  • Available in two transformer core configurations: solid or split-core for ease of installation
  • Self powered, no external power supply required for VDC output units
  • Two output options are available:
    0-5 VDC or 4-20mA
  • Three field selectable ranges in each unit
  • UL listed and CE certified
  • True RMS measurement
  • Up to 200 amp range

Specifications

  • Supply Voltage: Self-Powered (0-5 VDC output)
    15-40 VDC (4-20mA output)
  • Isolation Voltage: 1000 VAC
  • Frequency Range: 20-100 Hz
  • Operating Temp: 32°F – 158°F (0°C-70°C)
  • Environmental: 0-95% RH, Non-Condensing
  • Agency Approvals: UL listed, CE certified
  • Max Input Current: 10/20/50 amp range – 80/120/200 amps continuous
    50/100/200 amp range – 175/300/400 amps continuous
  • Accuracy: +/- 1% FS
  • Housing: UL 94-V-0 Flame retardant ABS Plastic
  • Termination: Terminal Block 14 Ga max
  • Response Time: 250 ms (0-90%)
  • Weight: .25 lbs (.11kg)

Conformance & Testing

RoHS Compliant
EMC Testing:

BS EN 55022:1998, BS EN 55024:1998,
EN 61000-3-3, EN 61000-4-2,
EN 61000-4-3, EN 61000-4-4,
EN 61000-4-5, EN 61000-4-6,
EN 61000-4-11

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