ESBE VRG331 DN32 3 Way High Flow Mixing Valve - 1/4″ Female Thread

Description

The ESBE VRG331 DN32 is a compact, high flow 3 way rotary mixing valve designed for accurate water flow control in heating and cooling systems. With a DN32 size, Rp-1 1/4″ internal threaded connections and high Kvs values, it is suitable for demanding domestic, commercial and renewable energy installations.

Manufactured from dezincification resistant brass, the valve is suitable for mixing or diverting applications and can be operated manually or paired with compatible ESBE actuators and controllers. Its compact construction supports straightforward installation, servicing and system integration.

Key Features

High flow performance

High Kvs values support efficient flow control in larger heating and cooling circuits.

Mixing and diverting

Suitable for regulating flow temperature or diverting water between system circuits.

Durable DZR brass body

Dezincification resistant brass provides dependable performance in heating and cooling installations.

Low internal leakage

Internal leakage is specified at less than 0.05% of flow at the stated test condition.

Actuator compatible

The valve interface is designed for use with compatible ESBE actuator and controller ranges.

Compact installation

The compact body and accessible components help simplify installation and future maintenance.

Technical Specifications

Product type	3 way rotary mixing and diverting valve
Product series	ESBE VRG330
Model	VRG331
Manufacturer part number	11700300
Nominal diameter	DN32
Connection	Rp-1 1/4″ internal thread
Kvs value, main flow path	32 m³/h
Kvs value, bypass flow path	20 m³/h
Pressure class	PN10
Maximum working pressure	10 bar / 1 MPa
Media temperature	-10°C to +110°C continuously, up to +130°C temporarily
Maximum differential pressure	100 kPa mixing, 200 kPa diverting
Operating angle	90°
Torque requirement	Less than 3 Nm at nominal pressure
Body material	Dezincification resistant brass, DZR
Seal material	EPDM
Suitable media	Heating water, water/glycol mixtures up to 50%, and water/ethanol mixtures up to 28%
Dimensions	A: 47 mm, B: 94 mm, C: 37 mm, D: 55 mm
Product weight	0.95 kg
Compliance	PED 2014/68/EU, Article 4.3, UK SI 2016 No. 1105

Typical Applications

Central heating

Helps regulate flow temperature in radiator and central heating circuits.

Underfloor heating

Supports controlled water mixing for underfloor heating manifolds and zones.

Renewable heating

Suitable for high flow heating installations, including heat pump and biomass systems.

Cooling and solar systems

Can be used in compatible chilled water and solar heating applications.

Please note: Actuators and controllers are not included unless specifically stated in the product option. Select control equipment that is compatible with the ESBE VRG331 valve interface and the requirements of the heating or cooling system.

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