Switchboard Hour Meters

General Details


Switchboard Hour Meters

Switchboard Hour Meters in the Model 007 series. High quality 4.5″ Inch Switchboard ETM, with Class 1 accuracy and which complies with American ANSI-C39.1 (1981) specifications. Used for synchronous motor running time with a non-resettable indicator to avoid possible tampering or accidental erasing of elapsed time.

Switchboard Hour Meters have high quality rugged design characteristics meeting the needs of the most demanding environmental applications. Measuring 99,999.99 Hours, Non-Resettable, Burden 2.5 VA, 50 or 60 Hz Elapsed Time.

Typical applications include building management, control panels, distribution systems, energy management, generator sets, motor control, process control, switchgear, and utility power monitoring.

Units offer high quality IP54 protection, and have an operating temperature range of 0 Degrees C to +40 Degrees C.

Advantages of electromechanical counters are easy installation, are non resettable to avoid tampering or accidental erasing of elapsed time. Models have only two terminals for connection and easy set up. There are no configuration settings or setup menus to complicate the installation. Electromechanical units do not require external power.

The Crompton Instruments product range represents one of the largest product offerings of power measurement, control, and protection instrumentation, for switchgear and generator set manufacturers, panel builders and OEMs.

Crompton Instruments products offer proven reliability across a diverse array of industries including power generation, process control, test and measurement, utility, marine, defence and energy management applications. To meet the challenges of ever decreasing lead times and industry developments, design and manufacturing processes are constantly reviewed and updated.

By combining local knowledge with over 100 years of research, product development and manufacturing capabilities, Crompton Instruments products provide the highest standards of performance and user convenience


  • 50 or 60 Hz Elapsed Time
  • Measuring 99,999.99 Hours
  • Non-resettable indicator



  • ANSI C39.1(1981)


  • cUL E203000


007-156A Hour Meter

007-156A Hour Meter

  • cUL E203000