VZ 3 PN16 20/2,5 3-way seated flat end | Valves for Terminal & Zone | Globe Valves | Motorised Control Valves | Climate Solutions for heating

Product details

Gross weight	0.505 Kilogram
Net weight	0.504 Kilogram

Volume	0.63 Liter
EAN	5702421526620

Application	Heating and cooling
Application alternative VSP	Hot water
Closing differential pressure (diverting) [bar] [Max]	1 bar
Closing differential pressure (mixing) [bar] [Max]	2.5 bar
Connection size	G 3/4
Connection types	External Thread
Control ratio	50:1
Description	VZ 3 PN16 20/2,5 3-way seated flat end
Diameter [mm]	20 mm
EU RoHS compliance	Yes
EU RoHS exemption clause	No
Flow characteristic	Logarithmic
Function	Mixing valve
In scope of WEEE and contain batteries	No
Kvs value (B-AB) [m³/h]	1.6 m³/h
Kvs values [m³/h]	2.5 m³/h
Leakage through port (B-AB) max. [% Kvs]	1.0
Leakage through port max. [% Kvs]	0.05
Media pH [Max]	10

Media pH [Min]	7
Media temperature [°C] [Max]	120 °C
Media temperature [°C] [Min]	2 °C
Medium alternative	Glycolic water up to 50%
Mounting version	Free
Number of ports	3
Permissible media	District heating/cooling circulation water
PN alternative VSP	10
Pressure nominal [bar]	16 bar
Product group	Other valves
REACH Candidate List substances	No
Spindle position	A-AB: Normally closed
Stroke [mm]	5.5 mm
Stuffing box sealing material	EPDM
Type	VZ 3
Valve body material	DZR brass CuZn36Pb2AS (CW 602N)
Valve cone material	DZR brass CuZn36Pb2AS (CW 602N)
Valve seat material	DZR brass CuZn36Pb2AS (CW 602N)
Valve stem material	Stainless steel

Application	Heating and cooling
Application alternative VSP	Hot water
Closing differential pressure (diverting) [bar] [Max]	1 bar
Closing differential pressure (mixing) [bar] [Max]	2.5 bar
Connection size	G 3/4
Connection types	External Thread
Control ratio	50:1
Description	VZ 3 PN16 20/2,5 3-way seated flat end
Diameter [mm]	20 mm
EU RoHS compliance	Yes
EU RoHS exemption clause	No
Flow characteristic	Logarithmic
Function	Mixing valve
In scope of WEEE and contain batteries	No
Kvs value (B-AB) [m³/h]	1.6 m³/h
Kvs values [m³/h]	2.5 m³/h
Leakage through port (B-AB) max. [% Kvs]	1.0
Leakage through port max. [% Kvs]	0.05
Media pH [Max]	10
Media pH [Min]	7
Media temperature [°C] [Max]	120 °C
Media temperature [°C] [Min]	2 °C
Medium alternative	Glycolic water up to 50%
Mounting version	Free
Number of ports	3
Permissible media	District heating/cooling circulation water
PN alternative VSP	10
Pressure nominal [bar]	16 bar
Product group	Other valves
REACH Candidate List substances	No
Spindle position	A-AB: Normally closed
Stroke [mm]	5.5 mm
Stuffing box sealing material	EPDM
Type	VZ 3
Valve body material	DZR brass CuZn36Pb2AS (CW 602N)
Valve cone material	DZR brass CuZn36Pb2AS (CW 602N)
Valve seat material	DZR brass CuZn36Pb2AS (CW 602N)
Valve stem material	Stainless steel