patura 130.8521 Instructions De Montage page 11

4. Increased frost protection of the valve
For extremely cold areas subsequent installation of a valve heating model 527 (131.0527, 24 V, 7 W) is recommended for increased frost protection.
131.0527
5. Frost protection by running water
SUEVIA frost protection guard with connection parts (131.0592).
For subsequent installation into SUEVIA flat tip-over troughs. Frost protection without electricity! At risk of frost the installed and adjusted frost
protection guard opens automatically, the adjusted water quantity flows into the trough over the float valve,situated under the frost protection guard:
water in the trough remains in motion and is prevented from freezing! Surplus water produced by the frost protection guard is channeled well directed
through the drainage kit, which is mounted opposite to the float valve at the rear side of the trough.
Optional:
Bite protection shield, for SUEVIA frost protection heating cables when mounted on SUEVIA flat tip-over troughs:
• if water line comes from beneath (131.0581)
• if water line is connected from the side (131.0582)
19.11.2018 · Technische Änderungen vorbehalten · Technical data can be changed without prior notice · Des changements techniques reservés · Мы оставляем за собой право на технические изменения и
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дополнения, а также возможные опечатки. · 1048152
Five options of frost protection
131.0592
131.0581
131.0527
131.0592
131.0582