CEMO CUBE-Tank Manual Del Usuario página 33

National Technical Approval
No. Z-40.21-510
(8)
This National Technical Approval dispenses with the need to determine suitability pursuant to
§ 63 of the German Water Management Act (WHG)
shall be responsible for checking whether the system as a whole requires a suitability assessment
in accordance with the German Act on Installations Handling Materials Hazardous to Water, even
though this is not required for the object of approval itself.
(9) The period of validity of this National Technical Approval (see page 1) is based on use in the
sense of installation or erection of the object of approval, not on use in the sense of subsequent
use.
2 Provisions for construction products
2.1 General
The tanks and their parts must conform to the Special Provisions and the annexes of this
document, as well as the information filed at the Deutsches Institut für Bautechnik.
2.2 Materials, properties and composition
2.2.1 Materials
Only the materials named in Annex 2 may be used to manufacture the tanks.
2.2.2 Design details
The design details of the tanks shall conform to the data filed at the DIBt.
2.2.3 Stability
When used under the applicable conditions of use, the tanks shall be structurally stable up to an
operating temperature of 40 °C. Structural verification with consideration of the impact of wind has
not been performed.
2.2.4 Reaction to fire
The material polyethylene (PE-LLD) is normally flammable in the thickness used (class B2 to DIN
7
4102-1) . For flame resistance, see section 3 (1).
2.3 Production, packaging, transport, storage and identification
2.3.1 Production
(1)Tank production shall adhere to the production description filed at the DIBt.
(2) In the event of significant changes to the rotational moulding facility (to the rotary die, for
example), the certification agency shall be notified accordingly, and will then decide how to
proceed (involvement of the DIBt, special inspections).
(3) The tanks may only be manufactured at the plant named below, on the same production
systems on which the approved tanks were assessed during the initial inspection by the
certification agency:
CEMO GmbH
Kappelweg 2
91625 Schnelldorf
(4) The rotational sintering process shall be managed such as to ensure that the
moulding compound is fully melted but will not be damaged by heat. The formation of blemishes,
unwanted material accumulations and cavities shall be avoided.
6
German Act to regulate water resources (Water Management Act, WHG) of 31st July 2009 (Federal Law
Gazette I p. 2585)
DIN 4102-1:1981-05
7
Z82848.13
6
for the object of approval. However, the user
Fire Behaviour of Building Materials and Building Components
Page 4 of 10 | 27th February 2014
GB
1.40.21-14/13
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