Installation Conditions - Graf CARAT XL Serie Instrucciones Para Montaje Y Mantenimiento

Covering heights with telescopic dome shaft in
green areas
Max. covering heights
telescopic dome shaft
(without ground water and stratum water)
Covering heights with cast telescopic dome shaft
(Class B) in areas with car traffic
(without ground water and stratum water)
Covering heights with Begu telescopic dome shaft
(with Class D cover – to be installed on site) in
lorry 12-accessible area (without ground water and
stratum water)
The tanks can be only partially installed into the
groundwater. If it is to be expected that the ground
water could rise higher, even occasionally, as
shown in the figure opposite, the ground water
must be discharged via a drain line.
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2.

Installation conditions

with extensions and
Mini telescopic dome shaft
750-950 mm
>800 <2000 mm
>800 <2000 mm
>800 <1800 mm
13 / 50
Maxi telescopic dome shaft +
Telescopic with cast iron lid
750-1050 mm
max. 2000 mm