NLL series bolt type aluminum alloy tension clamp and insulation cover

● Purpose

The NLL series bolt type aluminum alloy tension clamp is suitable for overhead lines of 10kV and below. It is used to fix aluminum stranded wires or steel core aluminum stranded wires on tension poles and is used in conjunction with insulation covers for overhead insulated aluminum conductors, providing insulation protection.

● Structural characteristics

1. Made of high-strength aluminum alloy for the clamping body

2. Smooth appearance and long service life

3. Easy to install and use

4. No energy loss, it is an energy-saving certified product

● Performance characteristics of insulation cover

1. Working voltage withstand: ≥ 18kV, maintain voltage for 1 minute without breakdown;

2. Insulation resistance: ＞ 1.0 × 10 Ω;

3. Environmental temperature: -30 ℃~90 ℃;

4. Climate resistance performance: After 1008 hours of artificial climate aging test, the performance is good.