Manhole cover, watertight up to 1 m head of water, round in shape, completely made of stainless steel.
Based on DIN 1239:2018-4, suitable for use in Ex zone 1.
The cover is made of stainless steel plate, with a centrally raised profile, robust external hinges, stainless steel gas assisted spring damper, integrated arrestor which can only be undone by hand, handle, circumferential rubber seal (frost-proof and weather resistant fixed in a slot, central lock and protective hood of brass, which can only be opened with a special key.
A connection for potential equalisation is provided.
The frame consists of an angle section for bolted fixing, with two internal lift locks.
Manhole cover and frame shielded arc-welded, acidtreated in a pickling bath and passivated.
Fixing material, gasket strip and operating key included.
Version:
Material: 1.4404 (AISI 316 L)
Shaft Opening: Ø 800 mm
Features: Basic version