Repair kit VNA-10 / 630-20U3
load switch differs from the isolator mainly by the presence of the arc system.
The plastic housing of the arc chute liners inserted plexiglass. Knife (steel soldering alloy brand VK6 GOST 3882-74 or equivalent) is included in the insert slot and at the base of the arc chamber rapidly introduced into the fixed contacts. If you turn off the knife between the contacts and an arc under the influence of a large amount of gas released from the liner surface. Pressure in the chamber greatly increases, increasing the thermal conductivity of the gas, the arc is cooled and extinguished.
In agreement with the customer can supply the following items repair kit VNA-10 /630-20 V3: