M2 MIX3 FIX DN25

2-WAY PUMP UNIT WITH 3-WAY MIXING VALVE WITH ELECTRONIC CONTROL FOR CONSTANT TEMPERATURE. HEATING AND COOLING

The unit for 1” (180 mm) circulating pumps consists of:

Supply
• Connection.
• 3-way mixing valve with electronic actuator.
• High efficiency synchronous pre-wired circulating pump (for the models that include it).
• Flanged ball valve supplied with in-handle thermometer (red ring, range 0°C-120°C).
• Temperature sensor.
• Bimetallic unipolar thermostat, 20÷90°C, with contact by interruption or switching.

Return
• Flanged ball valve with 20 mbar check valve (which can be excluded by rotating the handle by 45°) supplied with in-handle thermometer (blue ring; 0°C-120°C).
• “T” Connection for mixing valve.
• Connection.

Centre distance 125 mm. EPP insulation box (Dimensions: 250x380x170 mm).
PN 10, max temperature 110°C (unit without pump).
External connections: 1” Female.

FIELD OF USE
For power up to 35 kW (with Δt 20 K) and maximum flow rate 1500 l/h.
Kvs Value: 6.0.
Approximate data calculated with a 6 m head circulating pump. For an accurate sizing or for higher flow rates, please refer to the curves shown in the technical section.

Code 1”: 20355R-M3F-CT
With circulating pump: 20355R-M3F-(P6/A6/P8)-CT

Available circulating pumps:
Wilo Para 25/6 SC (P6)
Grundfos UPM3S Auto 25-60 (A6)
Wilo Para 25/8 SC (P8)