3SU1801-0NH00-4NB2

Corps for command devices, 22 mm, round., The material of the
case is plastic, the upper part of the housing is yellow, 1 command post made
of plastic, a = mushroom-shaped emergency switch red, 40 mm, rotary cutting
mechanism, 2 nz connection, installation on the floor, silver nameplate, with
a graphic symbol: not -hal, not -halt, not-alt. STETER M12 (five -pole) from
below, isolated spare cores, contacts of contacts: contact 1 = 21, contact 2
= 11, contact 3 = is not busy, contact 4 = 22, contact 5 = 12, nameplate is
attached 3SU1801-0NH00-4NB2