The spring pit mounted tension weight is designed for the activation of safety gears in both ascent and descent. The overspeed governor rope is tensed by the pulley’s two springs.
Cast Iron FG 25 pulley with two ball bearings, the pully includes ropeout protection and protection from stray objects. An electrical contact dwitch prevents the breaking or weakening of the governor rope.
Atwell Product Code: GERVALL-PIT-TW-200
Manufacturer Product Code: 12.064.0M
Atwell Product Code: GERVALL-PIT-TW-300
Manufacturer Product Code: 12.065.0M