Coil Analyzer SAT40A is a powerful instrument ideal for testing of circuit breakers, where substation battery is not connected or available. The SAT40A is intended to operate breaker coils, and spring charging motors as a part of commissioning and maintenance testing.The SAT40A has an DC and an AC motor supply output.

SAT40A measures current and resistance of circuit breaker coils. SAT40A can also be used to test minimum trip voltage of circuit breaker coils.
Output voltage is selectable from 10 V to 300 V DC or from 10 V to 250 V AC.

The set is equipped with thermal and over current protection. SAT40A is easy to use and has accessory cable-set with touch-proof contacts.
The SAT40A has very high ability to cancel electrostatic and electromagnetic interference in the HV electric fields. It is achieved by very efficient filtration. The filtration is made utilizing proprietary hardware and software.

Included accessories

  • DV-Win software
  • USB cable
  • Mains power cable
  • Ground (PE) cable
Recommended accessories

  • Cable set 6 x 2 m 2,5 mm2 (13 AWG)
  • Transport case
Optional accessories

  • Cable set 6 x 5 m 2,5 mm2 (13 AWG)
  • Device bag
  • Cable bag


  • Full control of the device in test
  • Test raports available in several formats
  • Several filters for results download to a PC
  • Test plans
  • Samling time feature for CONTIN mode
  • Detailed Help menu

*included in the purchase price