Thermostatic Throttle Valve VVC 20

Area of use

Thermostatic throttle valve i used to limit and prevent unnecessary circulation of hot water in potable water systems.

Description

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″.

Technical data

Pressure class
PN 16
Max closing pressure
6 bar
Kv-value at 10K
0,75
Max temperature
90°C
Max short time temperature
120°C
Setting range
40-60°C
Connections
Male thread ISO-G3/4″ max dimension Ø18mm
Material
Brass
Weight
358 g

Preset

Adjustment is done with a 4 mm Allen key.
Factory setting = 2.

Connection

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.

Order designations

RSK No. Art.No. Name Description
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