Are intended for signal transmission of the measuring information to measuring devices and devices of protection and control in installations of an alternating current by frequency 50 or 60 Hz.… 

Measuring transformers of pressure for network connection from 10 to 1150 кВ 

Pressure transformers gas-filled 

Complete switching devices and chambers prefabricated of unilateral service on pressure 6, 10 and 35 кВ, rated currents from 400 to 3150 A, currents of switching-off 20 and 31,5 кА…