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ALM 20

ALM 20

3-Phase 3 CT Analyser

Ideal and handy tool for field studies

  • Self-powered, no dependence on battery
  • 2GB SD card for data logging
  • PC and Bluetooth connectivity


Standards for Performance & Safety

 High electrical safety standards
IP 54 non-operating
Kensington Security Slot For anti-theft protection – Ideal for engineers on the move

Recordjust what you want

 Complete freedom to select time interval and duration for recording
Data logging in 2GB SD memory card – data retrieval possible directly from SD card
Ease and Performance that enhances your effectiveness
Multi tasking ability for simultaneous
  • Data Logging,
  • Downloading of Data to a PC

You can do more in less time

Compact and light weight

Fits in the palm


9 Different CTs

Choose from 9 different CTs for measurement with auto recogition feature

Electrical Connections

17 types of electrical connections possible

Magnetic Latch

Magnetic Latch for instant mounting and removal on electrical panels

Easyto Download

  Bluetooth connectivity
USB port
  Ethernet port
  PAT and DataView software for Data Download, Real-time Views and Report Generation
Direct recording on PC with DataView software
  Export data to Spread sheet and PDF format
A wide range of Predefined report models available for quick printing
Android App for instrument configuration and viewing of real-time data through Bluetooth


  • AC+DC Voltages – upto 1000V P-N
  • AC+DC Currents – 5mA to 10,000Aac/ 50mA to 5000Adc
  • Frequency – 42.5 to 69 Hz OR 340 to 460 Hz
Power & Energy
  • kW, kVA total (per-phase is available in recording)
  • kVAr total ( per-phase is available in recording)
  • PF, Tanø total (PF, Cosø, Tanø per-phase is available in recording)
  • Wh, VAh, VArh
  • Max for total kW, kVA, kVAr

Power Quality
  • THDf on V, U, I, In
  • Unbalance on Voltage *
  • V & A Crest Factor *
  • Harmonics up to 50th order – V, U, I and Neutral Current *