General terms for power fittings

Electric power fittings electric power fittings connect and combine various devices in the power system to transmit mechanical and electrical loads and metal accessories that play a certain protective role.

Overhead power line fitting Overhead power line fitting is used on overhead power lines.

Electric substation fittings electric substation fittings electric substation fittings for power distribution devices in substations and power plants.

Bus-bar fittings bus-bar fittings are power fittings for bus-bars of substations and power plants.

Failure load failure load The value of the load when any part of the test piece fails when subjected to mechanical load according to the prescribed test method. (Guide: Classification of tool steel)

Nominal failure load nominal failure load The minimum failure load value specified by the design.

maximum working strength maximum working strength The maximum design load value that the wire is allowed to bear.

The phenomenon of relative displacement between the wire and the clamp or connecting tube when the test load cannot continue to rise.

grip strength grip strength The maximum load value at which the wire is fixed in a clamp or splice tube without slipping.

Visible corona visval corona Under specified conditions, the corona phenomenon of the tested product can be seen with the naked eye.

Nominal value Nominal value A suitable approximate value used to identify a component, device or equipment.

Temperature rise temperature rise The difference between the temperature at a certain point and the reference temperature.

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