Pressure relief valve YSF4-35/80KJTH Transformer pressure relief valve YSF4-35/80KJTH Item NO.: 1947117

purpose

The product has electrical alarm signal, which can realize remote monitoring.

Suitable for liquid or gas insulated transformers, transformers, on load tap changers, high voltage switches and other electrical products.

When the electrical equipment internal failure, the valve will open to release the pressure in the tank.

When the pressure in the oil tank drops to the closing pressure value of the valve, the valve can be reliably closed to prevent the external moisture and impurities from entering the tank.

Service conditions and installation methods

Ambient temperature - 30 ℃～ 40 ℃

Installation position

1. Install on the oil tank cap

2. On the upper side wall of oil tank

3. Raise the seat

Letter identification meaning: k-with electrical alarm signal; J - mechanical alarm signal; B - with locking device; Th - used in hot and humid areas; A - used in dry tropical areas; T - used in dry and humid hot zone

For example: ysf4ii-55 / 130kjbth

That is: injection diameter φ 130mm, opening pressure 55kpa, with mechanical and electrical alarm signals, suitable for hot and humid areas, with locking device, type 4 pressure relief valve of the second design.