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NBS Source

Rada 222-T3 DK

Rada Third party certifications:
  • BSI Kitemark

    BSI Kitemark

    Certificate type

  • QA Certificate

    QA Certificate

    Certificate type

A ¾” thermostatic mixing valve incorporating Radatherm service-free cartridge, check valves and strainers.

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Application

Designed for use with a separate outlet flow control such as a tap.

Description

A concealed thermostatic mixing valve, designed for use with a separate outlet flow control such as a tap. A ¾" thermostatic mixing valve incorporating a Radatherm service-free cartridge, check valves and strainers. Mixers are supplied with ¾" flat faced union connectors terminating in 22 mm compression connections.


Features and benefits:

  • Radatherm cartridge.
  • Check valves.
  • Strainers.

General information

Finish

Smooth

Material

Brass

Plastic

WarrantyDescription

Two years parts and labour as standard; Extended to five years parts and labour if commissioned by Rada. UK only.

-

Uniclass

Pr_40_20_87_81 Shower thermostatic water supply setsPrimary

CAWS

N13/35 Baths

N13/355 Baths

S90/680 Thermostatic mixing valves

S90/680 Thermostatic mixing valves

Product range

Sports and Leisure
Healthcare
Education
Student Accommodation

Specification data - Shower thermostatic water supply sets

Approvals

Water Regulations Advisory Scheme (WRAS) approved.

Standards

To BS 7942, BS EN 1111 and BS EN 1287.

Form

Thermostatic mixing valve.

Materials

-

Body

DZR brass.

(body) and white engineering plastic (locking shroud).

Finish and colour

Nickel plated.

Flow rate (maximum)

40 L/min at mid blend.

Minimum flow rate: 3 litres/minute at mid blend.

Water supply temperature (maximum)

85°C.

  • Factory pre-set maximum outlet temperature: 43°C.
  • Minimum temperature differential blend to either supply: 12°C.
  • Optimum temperature control range: 30–50°C.
  • Minimum cold water temperature: 1°C.
  • Maximum hot water temperature: 85°C.


Note: The mixing valve can accept temporary temperature excursions above 85°C without damage, however, operation at such elevated temperatures is not recommended. For safety reasons it is recommended that the hot water storage temperature is maintained at between 60°C and 65°C in ablutionary applications.

InletConnectionSize

22 mm compression.

Note: two elbows and one straight union connectors are supplied, terminating in 22 mm compression connections.

OutletConnectionSize

Inlet and outlet.

¾" flat faced union.

NominalStaticPressure

10 bar.

  • Maximum.


Note: Both hot and cold pressures should be nominally equal.

NominalPressureDrop

10:1.

  • Maximum pressure loss ratio: 10:1 (in favour of either supply).


Note: Both hot and cold pressures should be nominally equal.

Pressure

Dynamic supply pressure.

0.15 bar.

  • Minimum.


Note: Both hot and cold pressures should be nominally equal.

Operation

Separate outlet.

Designed to be concealed in a duct or cupboard and used with a separate outlet in bathing facilities.

Environmental information

Country of product manufacture

United Kingdom

Digital objects

Platform Compatible Version Certified to
Revit

Revit 2016

4

1.3
IFC
-

5

1.3
AECOsim
-

1.0

1.0

Download now from NBS National BIM Library

Literature

Rada Healthcare Product Selector

Rada Healthcare Product Selector

Third party certifications

  • BS 7942 : For high and low pressure use on baths
  • BS EN 1111
  • BS EN 1287
  • Buildcert: Certificate - ETC/15/0597 : Buildcert TMV3 Thermostatic Mixing Valve Scheme approved
  • Water Regulations Advisory Scheme (WRAS) approved

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