RING OF PROTECTION

Protective rings are used in tension insulator sets VL 330 kV and above to align the distribution level of the voltage drop on the insulators and protect the valve from the corona.

Protective rings for tension-type suspension NKZ

Ring NKZ-1-1А/В

Ring NKZ-3/4-1

Mark of ring	Mounted on the ears	Weight, kg
NKZ-1-1А	U1 -16-20; U1-21-20; U1 -30-24; US-21-20; US-16-20; US-30-20	4,32
NKZ-1-1B	U2-21-20; U2-30-24; US-12-6; U1-12-16	4,28
NKZ-1-1V	U1-7-16; U2-7-16; U2-12-6; U2-16-20; US-7-16	4,28
NKZ-2/4-1	U1-12-16; U1-21-20; U2-30-24; US-16-20; US-30-34; U1-16-20; US-12-16; US-7-16; US-21-20	4,63