ZVZ 481 Clamps
ZVZ 481 clamps are designed for voltage measurement, short-circuiting, or protective grounding of lines using short-circuiting devices such as UZK-5, UZK-6, UZK-7, M5D, M6D, M7D, grounding devices like UZM, or universal short-circuiting and grounding devices UZMK-5, UZMK-6, UZMK-7 during work on insulated overhead lines (VLI). They are installed on conductive and neutral cores of self-supporting insulated wires (SIP) for the entire service life of the line, typically at its beginning and end.
Design and Features
- Plug Contact: to access the bronze plug contact with a retainer, the insulating cap is removed. The plug contact has an opening for voltage absence verification.
- Installation: the ability to fix the lower part of the clamps with an S17 wrench facilitates bolt tightening.
Technical Specifications
- Nominal core cross-section: 16–150 mm².
- Wrench size: 13 mm.
- Weight: not more than 0,23 kg.
- Quantity per package: 30 pcs.
Note: "M" modification clamps have metallic shear heads.