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Digital Panel meters and switchboard meters
Hsiang Cheng Corp. ®
MP and ML Series, Digital Panel Meters
Power Factor & Phase Angle Panel Meters		  
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Hsiang Cheng, MF Series, Frequency Panel Meters
 
 
  Characteristics:  
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  • Accuracy: 0.5%fs + 0.2°> 20% input current, 0.5%fs + 0.4°>10% input current
  • Temperature coefficient: <50 ppm per degree c, long term drift <0.2% /year
  • Long term draft < 20 ppm year
  • 0.001-0.999 for PF, 0.010-360.0 degree for phase angle
  • Display 0.56"super rate LED
  • Response time Sample rate 1 pf per sec typically
  • Dielectric strength: 2 KV rms
  
 
  Product Description:  
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The MP & ML Power factor and Phase angle meters can measure single phase 2 or 3 wires, 3 phase 3 wires & 3 phase 4 wires. These units accept ac voltage & current inputs with phase detection between the measured phase voltage & current. COSØ-MP series & phase angle- ML series.

  
 
  Specifications :  
 
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Range:
Accuracy (23 + 3°C): 0.5%fs + 0.2° > 20% input current, 0.5%fs + 0.4° >10% input current
Stability :

Temperature coefficient <50 ppm per degree c, long term draft <0.2% per year
Digits & counts: 0.001-0.999 for PF, 0.010-360.0 degree for phase angle
Display : 0.56” super rate LED
Frequency: 47-70 Hz
Overload : Current input:3xrating-continuous, 10x rating-30 sec., 25x rting-3 sec.
Voltage input : max continuous 750V or 1.5 rating which ever great
Dielectric strength: 2.5KVrms/1 min, all terminals to case, 2KVrms/1 min input vs power terminals
Surge; ANSI C37.90/1989, IEC 255-3 (1989)
Impulse Voltage: 1.2x50us 4KV, oscillation wave 0.5us-100KHz 3KV or 1Mhz-0.25 ms 2.5KV
Operating Condition: Temperature range -10 to 55°C, 0-99% RH non-condensed, storage -25 to 70°C
Auxilliary Power: AC ± 15% < 6 VA DC ±20% < 6 watt
Applied rules and standards
Measuring & conversion: IEC 688
Dielectric strength:

IEC 688

Impulse & Surge test: ANSI C37.90.1/1989
IEC 255-3 (1989)
Measuring reliability: VDE 3540
 
 
  Downloads:  
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  pdf_pic Downloads: General Specifications  
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Test and Measurement Instruments | Portable Instruments | Panel Meter distributors
Head office located at: 900 McKay Rd., Pickering, Ontario L1W 3X8 (click for map)
Sales: 905.428.3413 | Toll-Free: 800.617.3413 | Fax: 905.428.6086 | E-Mail: sales@electro-meters.com

All descriptions and specifications are subject to change without notice
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