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Product at a glance

Supports both static and electro-mechanical meter types

Accuchek-1 is a portable unit for on-site accuracy testing of single-phase energy meters. It is easy to use and computes metering errors automatically, making it ideal for utilities and service industries.


  • On-site testing of digital and electromechanical single-phase energy meters
  • Electrical system health checks


  • Improved customer satisfaction: no need to disconnect the supply
  • Improved revenue integrity and asset utilisation arising from reliable and accurate error measurement
  • Improved efficiency: suitable for any type of electricity meter
  • Increased productivity: quick and easy to use


  • Provides high accuracy: class 0.2 with integral CT, class 0.5 with external clamp CT
  • Manual testing using snap switch, or fully automatic via optical detector
  • Mini clamp-on CT for meter testing without disconnecting supply
  • User-friendly menu-driven display
  • Automatic alerts on display for incorrect connections or missing signals
  • Extensive storage for test resultsŸQuick-fit mounting arrangements
  • Windows-based software for data upload, analysis and reporting


Accuracy Class 0.2 with integral ring-type CT
Class 0.5 with external clamp-on CT
Voltage input (1 phase) 240 V AC ±30%
Current range
Integral Ring CT 200 mA to 10 A
External Clamp-on CT 500 mA to 60 A
Mains frequency 50 Hz ± 5%
Activity indicator High-intensity red LED
Standards IEC 62053-11 and IEC 62053-22
S Mark safety certification
Dimensions (WxHxD) 210 × 350 × 40 mm (approx.)
Enclosure case: Engineering plastic
Degree of protection IP 51
Weight 0.9 kg (approx.)
Temperature -10 C to +55 C (operating)
Humidity 95 % non-condensing

System architecture

For more details click here.