Push-button post KU-91-PB Ex d I Mb

The posts are designed for operation in electric control circuits
in coal and oil shale mines, hazardous by gas and dust (marking
explosion protection marking RV Ex d I Mb).
They are used for remote control of electromagnetic devices (starters, contactors) of alternating and direct current, as well as in signalling circuits.
Post KU-91 consists of a shell, input device with a seal,
control drive and push-button element. Input device
provides for the possibility of connection of flexible and
armoured cables, as well as cables and wires,
laid in steel pipes with nominal bore up to 14 mm and sealed with rubber seals.
14 mm and sealed with rubber rings. On the handle
The following inscription is printed on the handle of the single-button control post: OFF OFF.