Installation Conditions - Graf CARAT Serie Instrucciones Para Montaje Y Mantenimiento

Coverage heights with telescopic dome shaft in
green areas.
Maximum coverage heights with extensions and
telescopic dome shaft.
Covering heights with cast telescopic dome shaft
(with class B cast cover) in areas with car traffic
(load up to 3.5 t).
Without groundwater and stratum water
Covering heights with truck telescopic dome
shaft (with Class D cover to be provided by
customer) in areas with truck traffic (load up to
12 t).
Without groundwater or stratum water
Coverage heights on installation in groundwater
– the hatched areas specify the permissible
immersion depth for the adjacent tank size.
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Installation conditions

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Maxi telescopic dome shaft +
Mini telescopic dome shaft
Telescopic with cast iron lid
>800 <2000
>800 <2000
>800 <1800
max. 2000