It is intended for use as the comparison device at carrying out of checking (calibration) of current and voltage transformers according to GOST 8.216 and GOST 8.217, and also for… 

It is intended for definition of metrological characteristics of current transformers 

It is intended for application as loading of transformers of a current at their checking and calibration according to GOST 8.217-2004 

Voltage stabilizer is a electronic device intended for maintenance at certain level (stabilisation) of an alternating voltage. Stabilizer can be applied in industrial and household networks of an electrical supply…