Thermostatic throttle valve i used to limit and prevent unnecessary circulation of hot water in potable water systems.
VVC 20 has an integrated wax sensor that senses the temperature of the water passing through the valve. Depending on the setting VVC 20 shuts of the flow when set temperature is archived. Position “L” indicates when growth of legionary bacteria is prevented. VVC 20 can be connected with G3/4″.
Max closing pressure
Kv-value at 10K
Max short time temperature
Male thread ISO-G3/4″ max dimension Ø18mm
Adjustment is done with a 4 mm Allen key.
Factory setting = 2.
The VVC 20 is mounted after the last tapping point on the return pipe.Since the VVC 20 might be closed during short periods the system requires a circulation pump that are able to handle that.
|480 57 25||3140006||VVC 20||Excl. connections|
|184 00 53||4162001||3/4″/18K15||Compression connections 15|
|184 00 54||4162002||3/4″/18K18||Compression connections 18|