72" RoCoil

72" RoCoil

Product catalog summary
Overview: The DENT 72” RōCoil™ Current Transformer is designed for accurate, non-intrusive measurement of AC current, pulsed DC, or distorted waveforms. It operates over a wide dynamic range and frequency from 40 Hz to 5 kHz. An integrator/amplifier may be required for its operation.
Key Specifications:
  • Length: 183 cm (72”)
  • Window Size: 58 cm (23”)
  • Output Signal: 131 mVAC/1000A @ 60 Hz, 110 mVAC/1000A @ 50 Hz
  • Current Range: 5 - 5000A AC
  • Accuracy: Less than 1%
Electrical Characteristics:
  • Output Signal: 131 mV/1000A @ 60 Hz, 110 mV/1000A @ 50 Hz
  • Wire Colors: White = positive, Brown = negative, Bare wire = shield
  • Phasing: Arrow points towards load
  • Phase Shift: Less than 1° at 50/60 Hz
  • Frequency Range: 40 Hz to 5 kHz
  • Linearity: ± 0.2%
  • Conductor Position Sensitivity: ± 2% maximum
  • Influence of External Field: ± 1.5% maximum
  • Temperature Sensitivity: 0.07% per °C
Mechanical Characteristics:
  • Coil Materials: Blue thermoplastic rubber, flame retardant UL 94 V-0 rated
  • Coupling Materials: Polypropylene UL 94 V-0 rated
  • Shielding: 85% transducer, 100% output lead
  • Working Temperature: -20 °C to +80 °C (-4° to +176 °F)
Safety and Certifications:
  • Working Voltage: 1000 Vrms maximum
  • Dielectric Strength: 7400 VAC around coil, 1000 VAC rated leads
  • Certifications: Conforms to UL STD 61010-1, Certified to CAN/CSA STD C22.2 No. 61010
Dimensions:
  • Transformer Coil O.D.: 58 cm (23”)
  • Transformer Length: 180 cm (72”)
  • Locking Connector O.D.: 3.6 cm (1.4”)
  • Transformer Coil Diameter: 1.5 cm (0.6”)
  • Wire Lead Total Length: 2 m (80”)
Additional Information: The RōCoil is ETL rated to 6000A AC, with specific meter compatibility requirements. The device is part of DENT Instruments' energy and power measurement solutions, certified under ISO 9001:2008.
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Catalog excerpts

72" RoCoil-1

The DENT 72" RoCoil™Current Transformer has been designed for accurate non-intrusive measurement of AC current, pulsed DC or distorted waveforms. This type of sensor may be used to measure AC current over a wide dynamic range and from 40 Hz to 5 kHz. Note: The RoCoil™may require use of integrator/amplifier. See RoCoil mV. Other lengths available. See A4 Series RoCoils. Output Signal (di/dt) 131 mVAC/1000A @ 60 Hz All accuracies specified at 20°C (±2°C) with RoCoil™ centered on conductor. Output Signal 131 mV/1000A @ 60 Hz 110 mV/1000A @ 50 Hz Wire Colors White = (+) positive Brown = (-) negative Bare wire = shield Phasing Arrow Points Towards Load Phase Shift < 10 at 50/60 Hz Useful Current Range 5 - 5°°°A AC* Conductor Position Sensitivity ± 2% maximum Influence of External Field ± 1.5% maximum E Transformer Coil Diameter F Wire Lead Total Length MECHANICAL Coil Materials Blue thermoplastic rubber, flame retardant UL 94 V-0 rated Coupling Materials Polypropylene UL 94 V-0 rated Shielding 85% transducer, 100% output SAFETY 72” RoCoil™ PART NUMBER 183 cm (72") RoCoil ™ CT-R72-1310 Working Voltage 1000 Vrms maximum Dielectric Strength 7400 vac around coil Certifications (flM. Conforms to UL STD 61010-1 *Depending on meter compatibility. RoCoil CTs ETL Rated to 6000A AC. ELITEpro SP (v .212 or newer firmware) and PowerScout™ 3 (v. 3.16 or newer firmware) rated for 5-5000A. Meters with earlier firmware versions rated from 50-5000A AC. PowerScout™ 18 rated for 50-3500A. **Accuracy below 20A rated approximately at 1.5% +/- 0.5A. DENT Instruments, Inc. Energy & Power Measurement Solutions An ISO 9001:2008 Certified Company 925 SW Emkay Drive Bend, Oregon 97702 USA 541.388.4774 | 800.388.0770 www.DENTinstruments.com

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