User Manual

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12. We recommend installing a flow meter (item 5) at the beginning and at the end of the ring pipe network in order to monitor the function of
the C10 circulation pump. The return temperature can be monitored by integrating a thermometer (item 6).
Important!
According to Drinking Water Ordinance 2001 (TrinkwV 2001), a permissible safety device with free outlet according to DIN 1988, DIN EN 1717
(type AA, AB or AD) must be installed on site.
6.7 Permissible pipeline lengths
The maximum permissible length of the ring pipe with 3/4" pipes or pipes with at least a 20 mm inner diameter
Max. ring pipe length in metres
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
0
50
100
150
200
250
Max. number of water bowls per ring pipe (closed ring pipe per circulation heater)
Maximum permissible length of the ring pipe with 1/2" pipes or pipes with at least a 15 mm inner diameter
1 2 3 4 5 6 7 8 9 10 11 12
0
20
40
60
80
100
120
140
Max. ring pipe length in metres
Max. number of water bowls per ring pipe (closed ring pipe per circulation heater)