Stairs 2 fiber sections for high voltage Sherpa 7800/2.

Stairs of two sections united by clasps, sliding by pulley and cord.
Nonskid revolving shoes, white rubber wheels to facilitate its sliding on the walls. The first step and the last one are massive.
Made according to norm UNE-EN 131.

DIELECTRIC PROPERTIES
The stairs resist the following tests of Dielectric strenght without producing contorneos, nor undergoing significant perforations or heatings:
- Practical Tension of use 30 KV.
- Maximum Tension of test 90 KV.