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Product Information – SML - RSP

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Page<br />

66<br />

Assembly <strong>–</strong> Cutting, Connecting, Fastening<br />

Couplings with one or two screws<br />

are used for this purpose.<br />

In addition, there is an extensive<br />

assortment of enhancement items,<br />

e.g. claws to secure pressurized<br />

pipes or INOX couplings for underground<br />

installations. In this case,<br />

we recommend you revert to<br />

couplings from the <strong>RSP</strong> series,<br />

as these are tested for the required<br />

functions and requirements and<br />

correspond with the valid standard<br />

EN 877.<br />

Workmanship<br />

The complete coupling is pulled<br />

onto the pipe end up to the centre<br />

spacer ring on the gasket. The<br />

second pipe end is then inserted<br />

from the other side. The screws<br />

are tightened until both gripping<br />

jaws make contact.<br />

It is necessary to make sure that<br />

the packing areas are in clean<br />

condition. The pipe ends may<br />

need to be de-burred or cleaned<br />

to remove any irregularities.<br />

When using claws, it is necessary<br />

to ensure that the clamp parts<br />

surround the pipe ends evenly.<br />

The claw points must not touch<br />

the metal case on the packing<br />

clamp. Therefore, we recommend<br />

bolting the clamp halves together<br />

loosely. The screws are only<br />

tightened in a diagonal pattern afterwards.<br />

The closure parts should<br />

be pulled together with the same<br />

spacing in parallel, if possible.<br />

Fastening the pipe systems<br />

The fastening of the pipelines is<br />

also regulated in the standards.<br />

The standards state:<br />

„Pipelines must be fastened securely.<br />

The supporting spans of the<br />

pipeline as well as the measures<br />

to prevent their slipping apart and<br />

rolling out of the axis must be<br />

defined in accordance with the<br />

installation instructions of the manufacturer<br />

for the respective pipe<br />

material. Exposed pipes should<br />

not touch walls.“ A minimum<br />

down-grade of 0.5 % is specified<br />

in DIN EN 12056-2.<br />

It is necessary to keep in mind that<br />

a sufficient number of fasteners<br />

are used to guarantee a careful<br />

installation, especially for collec-<br />

tive pipes. <strong>RSP</strong>-<strong>SML</strong> pipes must<br />

be fastened with a maximum<br />

spacing of 2 m. This means that<br />

for a pipe length between 2 and<br />

3 m, at least 2 fasteners are<br />

required. In the vicinity of a connection,<br />

the distance between the<br />

fastener and the pipe end or the<br />

connection must not equal more<br />

than 0.7 m.<br />

�<br />

� ��<br />

Downpipes, pressurized pipes or<br />

pipes with directional changes<br />

must also be sufficiently supported<br />

by stack supports, claws or<br />

fixed point brackets.<br />

� Generally, it is necessary to ensure<br />

that the fasteners are mounted<br />

evenly and that fastener systems<br />

which comply with the standard<br />

are used. Here it is also important<br />

that the installation instructions<br />

from the fastener manufacturer be<br />

followed.<br />

��<br />

Suspending pipelines on punched<br />

tape is not permitted, as this makes<br />

the required stable running<br />

of pipes impossible.<br />

���<br />

Fur further technical information,<br />

please contact our Technical<br />

Support directly at our Hotline<br />

+49 (0) 80 34 / 70 82-0<br />

▲ ����<br />

��� ��� ��� 1<br />

Fire safety<br />

insulation<br />

����<br />

For corresponding<br />

requirements<br />

�����������������������<br />

�����������▶ ����������<br />

DN 100/80<br />

Supply pipe<br />

from sewage,<br />

e.g. from WC<br />

�<br />

���<br />

��<br />

��� ��� 2<br />

�<br />

DN 50<br />

As discharge<br />

pipe from sink<br />

or shower<br />

���<br />

��<br />

��� ��� �<br />

3<br />

Claw for<br />

pressurized pipe<br />

For lift system<br />

as protection to<br />

10 bar max.<br />

���<br />

��<br />

�<br />

�<br />

���<br />

4<br />

Minimum<br />

down-grade<br />

of 0.5 %<br />

according to DIN<br />

EN 12056-2<br />

�����������<br />

▲ ����<br />

��<br />

��� �<br />

���<br />

5<br />

Stabilization bend<br />

To reduce pressure<br />

in downpipe<br />

�����������<br />

▲ ����<br />

��<br />

��� �<br />

���� 6<br />

Stack support<br />

For stabilization in<br />

buildings of up to<br />

5 levels (starting<br />

from DN 100)<br />

��<br />

��� ��� ����������������������� �����������▶ ����������<br />

�<br />

���<br />

7<br />

��<br />

��� ����<br />

����������������������� �����������▶ ����������<br />

1<br />

2<br />

3<br />

8<br />

7<br />

4<br />

6<br />

5<br />

Building drainage<br />

with ventilation<br />

Free surface<br />

drainage rain<br />

water<br />

�▲ ����<br />

��<br />

�����������<br />

▲ ����<br />

�����������<br />

����������������������� �����������▶ ������<br />

�����������<br />

8<br />

�����������<br />

Branch<br />

Foul water<br />

in downpipe<br />

(starting from<br />

DN 100)<br />

Page<br />

Page<br />

67<br />

67<br />

<strong>RSP</strong><br />

General<br />

<strong>SML</strong><br />

KML<br />

TML<br />

BML<br />

Couplings<br />

Installation

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