(H)GW5 outdoor high-voltage disconnector is a switch designed for three-phase AC 50Hz outdoor high-voltage electrical equipment. It is used to divide and isolate the line under voltage but no load conditions. It can not only effectively achieve electrical isolation between electrical equipment such as high-voltage busbars and circuit breakers and energized high-voltage lines, but also has the ability to open and close the current of small capacitors or inductors.
Main structure and characteristics
1. Each single-pole isolating switch consists of a base, two pillar insulators, a terminal block, left and right contact assemblies, a grounding knife, etc.
2. The contact finger and the contact finger base are connected by a shaft socket, and the wiring board and the contact rod are connected by a copper soft connection, which greatly reduces the main circuit resistance of the product.
3. Two pillar insulators are arranged in a "V" shape and installed on the same base, which has the advantages of small footprint and reduced installation of metal frames.
4. Adopting rolling shaft transmission, labor-saving operation, flexible rotation, and free opening and closing
5. The bevel gear rotates to ensure that the opening and closing actions of the two columns are consistent.
6. The axes of the two pillars intersect at an angle of 50 degrees, and the rotation angle reaches 90 degrees. There is sufficient margin for insulation and isolation after opening to ensure its safety.
7. The operating mechanism drives the base arm and pull rod to rotate the two pillar insulators synchronously to realize the opening and closing operations.
8. The product has three modes: ungrounded, single grounded, and double grounded. There is a reliable mechanical interlock between the spindle and the ground to ensure its safety.
9. Equipped with CJ2 automatic operating mechanism or CS-17G manual mechanism, etc., the positioning device on the electromagnetic lock operating mechanism can be attached to ensure that the contacts and static contacts are in the correct contact position or breaking position.
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