4-Pin Compact Current Transformer
4-Pin Compact Current Transformer

Features

  • Through-hole Φ6.5/Φ7/Φ7.5 for primary current
  • Phase shift error < 10′/15’/20′
  • Nickel plated 4 pins for PCB mounting
  • Conform to IEC 62052, IEC 62053, IEC 62059, GB17201, JB/T10665

Applications

  • Energy meters
  • Electrical measuring instruments
  • Electrical protective devices
  • Current sensing modules
  • PCB assebmly modules

Specifications

Part NumberMC40-20AMC40-20CMC40-20D
Rated Input5 A5 A5 A
Rated Output2.5 mA2.5 mA2.5 mA
Turns Ratio2000:12000:12000:1
Phase Error ≤10′ (I=1A, R=10Ω)   ≤20 ‘ (I=1A, R=50Ω) ≤15′  (I=5A, R=50Ω)
Linearity Range0~40A (R=10Ω) 0~40A (R=50Ω) 0~40A (R=50Ω)
Linearity≤0.2% (5%~120%In)≤0.2% (5%~120%In)≤0.1% (5%~120%In)
Permissible Error -0.2%≤f≤+0.2% (I=1A,R=10Ω) -0.2%≤f≤+0.2% (I=1A,R=50Ω)-0.2%≤f≤+0.2% (I=5A,R=50Ω)
Insulation Voltage3000 V4500 V4500 V
ApplicationEnergy measureCurrent measurePrecise measure
EncapsulationEpoxy resinEpoxy resinEpoxy resin
Installation PCB (Pins=7mm) PCB (Pins>3mm) PCB (Pins>3mm)
Operating Temp.-40°C~85°C-40°C~85°C-40°C~85°C

Dimensions

Dimensions of MC40-20A, 4-Pin Compact Current Transformer
Dimensions of MC40-20A, 4-Pin Compact Current Transformer
Dimensions of MC40-20C, 4-Pin Compact Current Transformer
MC40-20C, Left: MAIN VIEW, Right: BOTTOM VIEW, * is same polarity
Dimensions of MC40-20D, 4-Pin Compact Current Transformer
MC40-20D. Left: MAIN VIEW, Right: BOTTOM VIEW, * is same polarity

Schematic Circuit

Schematic Circuit of MC40-20C, 4-Pin Compact Current Transformer
MC40-20C, U=I*R/2000, I – input current, R – sampling resistor, U – sampling voltage
Schematic Circuit of MC40-20D, 4-Pin Compact Current Transformer
MC40-20D, U=I*R/2000, I – input current, R – sampling resistor, U – sampling voltage

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4-Pin Compact Current Transformer
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