ATM 331 DN20 RP3/4 20-43°C Kvs1.6

Thermostatic mixing valve ATM 331 DN20 RP 3/4. It is used for mixing the medium and maintaining the temperature of 20-43°C. Key parameter: Kvs 1.6 m3/h.

Brand

Entity responsible for this product in the EU

AFRISO SP.Z O.O.More

Address: SZAŁSZA, KOŚCIELNA 7Postal code: 42-677City: CZEKANÓWCountry: PolandE-mail: info@afriso.pl

Producer code

5902510000455

Series

Warranty

Manufacturer's Index

1233110

Thermostatic mixing valve ATM 331 DN20 RP 3/4 inch, temperature range 20-43°C, Kvs 1.6 m3/h

Stable mixing and maintaining the set temperature in the range of 20-43°C for user comfort. Compact design with RP 3/4 inch connection and Kvs of 1.6 m3/h supports efficient fluid flow.

Temperature control range: 20-43°C
Flow coefficient Kvs: 1.6 m3/h
Nominal diameter: DN20
Connection thread: RP 3/4 inch
Type: thermostatic mixing valve

Key benefits

Maintaining a constant mixture temperature in the range of 20-43°C.
Adequate flow rate thanks to the Kvs parameter of 1.6 m3/h.
Easy adaptation to installations with RP 3/4 inch (DN20) connections.
Compact mixing element for precise control of the medium temperature.

Functions and equipment

Thermostatic mixing of the medium in the preset range of 20-43°C.
Design with RP 3/4 inch threaded connection.
Nominal diameter DN20 for easy integration with the corresponding system components.

Technical data

Type	Thermostatic mixing valve
Model	ATM 331
Nominal diameter	DN20
Connection	RP 3/4 inch
Temperature range	20-43°C
Kvs	1.6 m3/h

Summary

ATM 331 is a thermostatic mixing valve with a temperature range of 20-43°C, RP 3/4 inch connection and Kvs 1.6 m3/h, providing stable mixture temperature. It works well where precise control and DN20 compliance are required.

FAQ (customer)

What does a thermostatic mixing valve do? It blends hot and cold water to deliver a stable outlet temperature within its adjustment range.
Can I adjust the outlet temperature? Yes, the valve allows setting the outlet temperature within its specified range.
Is the valve suitable for standard threaded connections? It is designed for installations that use compatible threaded connections as specified.
Does it help with comfort and scald reduction? By stabilizing the mixed temperature, it supports consistent comfort and helps reduce the risk of sudden temperature spikes.
Do I need a professional to install it? Professional installation is recommended to ensure correct setup, sealing, and verification of temperatures.

FAQ (expert)

How should the valve be oriented during installation? Follow the marked inlets and outlet; ensure the hot and cold suppLies are connected to the correct ports and that flow direction matches the body markings.
What commissioning steps are recommended? Flush the system, set the desired temperature, and verify outlet temperature stability under varying flow conditions.
How to handle thermal disinfection routines? Use procedures compatible with the system design; always verify the valve’s capability and follow site safety protocols.
What about maintenance intervals? Periodic checks for scale, debris, and correct temperature performance are advised, frequency depending on water quality and usage.
Any considerations for differential pressures? Maintain balanced suppLy pressures and ensure upstream controls keep hot/cold pressures within acceptable limits for stable mixing.

Stable outlet temperature and predictable operation; installation went smoothly.
Good control within the adjustment range; no noticeable temperature swings.
Compact body fits neatly into tight pipe runs.
After setup, the temperature stayed consistent even with varying draw-off.
Threaded connections sealed well and the unit responded accurately to adjustments.
Performs reliably; routine checks show clean operation and steady mixing.
Clear markings on the body made orientation and commissioning straightforward.
Delivers a comfortable, repeatable temperature in everyday use.
Impressed with the smooth adjustment and stability under normal demand.
Solid choice for maintaining a controlled mixed temperature in the system.

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