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AIRFLOW
DUPLEXVENT RA3, RB3
(Please leave this manual with unit when installed)
AIRFLOW
Version: 02
Issue: 30.11.2010
Code: R_12_V02_EN_VENT_2010_11
USER'S MANUAL
Airflow Developments Limited
Lancaster Road, Cressex Business Park
™
High Wycombe, HP12 3QP.
Tel: 01494 525252. Fax: 01494 461073
e-mail: info@airflow.co.uk
Web: www.airflow.co.uk
EN
™
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Table of Contents
Related Manuals for Airflow DUPLEXVENT RA3
Summary of Contents for Airflow DUPLEXVENT RA3
- Page 1 Version: 02 Issue: 30.11.2010 Code: R_12_V02_EN_VENT_2010_11 AIRFLOW ™ DUPLEXVENT RA3, RB3 USER’S MANUAL (Please leave this manual with unit when installed) Airflow Developments Limited Lancaster Road, Cressex Business Park AIRFLOW ™ High Wycombe, HP12 3QP. Tel: 01494 525252. Fax: 01494 461073 e-mail: info@airflow.co.uk...
- Page 2 I M P O R TA N T N O T I C E S : • Heat recovery DUPLEXVENT ventilation units are intended for comfort ventilation in a basic environment with relative humidity up to 90%. Should the appliance be used for other purposes or not operated properly in compliance with instructions specified in the User’s Manual, the manufacturer has no liability for resulting damage.
- Page 3 P r o d u c t l a b e l Unit type and motor size (DUPLEXVENT RA3 450/450) (DUPLEXVENT RB3_EC 550/450) Maximum air re-circulation Hot air heating and ventilation unit with heat Maximum air ventilation recovery Maximum power input...
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Page 4: Table Of Contents
C o n t e n t Content ....................................4 General description ..............................5 Description of main parts.............................5 Installation ...................................7 Installation of the unit ..............................7 Installation of CP 08 RD controller ..........................8 Commissioning................................8 Spare parts, repairs ............................8 Functions..................................8 Basic functions ................................8 Recirculation air heating .............................8 Exhaust air extraction ............................8 Mixing damper ..............................9 Heat recovery exchanger............................9... -
Page 5: A) General Description
G e n e r a l d e s c r i p t i o n D e s c r i p t i o n o f m a i n p a r t s... - Page 6 Warm-air heating and ventilation units for low-energy residential buildings and passive homes Rotary controller Operation status display Integrated temperature Figure -Basic DUPLEXVENT RB3-EC unit sensor Light-current cable line Low-speed Low-temperature recirculating hot- water- air-heater EC fan Optional evaporator Circular for mechanical cooling connecting (version RB3-EC-CHF) ports (5)
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Page 7: B) Installation
For a detailed description of connecting to a CH (heating section) system see the following document: GENERAL DIAGRAMS OF CONNECTING VARIOUS HEATING SOURCES TO DUPLEXVENT RA3 HOT AIR UNITS For the details of connecting a control system with DUPLEXVENT R_3 units see Appendix F. For connecting condensate drain see Appendix G. -
Page 8: Installation Of Cp 08 Rd Controller
I n s t a l l a t i o n o f C P 0 8 R D c o n t r o l l e r For a detailed description of installing and operating a CP08RD incl. recommended operation mode settings see the following document: CP-08 RD CONTROLLER FOR DUPLEXVENT R_3 HVAC UNITS... -
Page 9: Mixing Damper
CONSTRUCTION READINESS ELECTRICAL INSTALLATIONS FOR DUPLEXVENT RA3 HOT AIR UNITS (with a CP08 RD controller) P r o b l e m s a n d t r o u b l e s h o o t i n g... -
Page 10: Maintenance
R e p l a c i n g f i l t e r c l o t h o r f i l t e r c a s s e t t e s (the following procedure applies to DUPLEXVENT RK2 and RA3 units; filters in other units have different shapes and... -
Page 11: B) Recirculation Filter - Cassette
Close the door. Re-connect the hot air unit to power supply by switching on the circuit breaker. b ) R e c i r c u l a t i o n f i l t e r - c a s s e t t e Disconnect the hot air unit from power supply by switching off the upstream circuit breaker. -
Page 12: C) Pre-Filters (Expanded Metal Mesh)
Clean only when heat-exchange surfaces have been stained. Cleaning should be done approximately once every 4-5 years of operation. Cleaning the heat recovery exchanger of DUPLEXVENT RA3 hot air units Disconnect the hot air unit from power supply by switching off the upstream circuit breaker. - Page 13 Slide the heat recovery exchanger out along the guide rails. Clean the heat recovery block by warm water (max. 60-70° C) with detergent and let it dry. Fit the heat recovery exchanger back in the same position Install the cover Cleaning the heat recovery exchanger of DUPLEXVENT RB3 warm air units Disconnect the warm air unit from power supply by switching off the upstream circuit breaker.
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Page 14: General Technical Data
G e n e r a l t e c h n i c a l d a t a The general technical data of DUPLEXVENT R_3 units are specified in the appendix. Other detailed technical data of DUPLEXVENT R_3 units and the CP08RD controller are shown in technical data sheets and accompanying documents (Installation details etc.). -
Page 15: D) Fitting Duplexvent R_3 Units
F i t t i n g D U P L E X V E N T R _ 3 u n i t s DUPLEXVENT RA3... - Page 16 D U P L E X V E N T R B 3 – f i t t i n g t h e u n i t c e i l i n g - m o u n t e d u n i t c e i l i n g ( s i d e w i t h o u t A t t a c h m e n t t o t h e b u i l d i n g s t r u c t u r e t o b e d e s i g n e d a c c o r d i n g...
- Page 17 C e i l i n g - m o u n t e d D U P L E X V E N T R B 3 : D e t a i l o f f i t t i n g a p l a s t e r b o a r d f a l s e c e i l i n g D e t a i l 1 : C o n n e c t i n g D e t a i l 2 : C o n n e c t i n g...
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Page 18: E) Operating Modes Of Duplexvent R_3 Units
O p e r a t i n g m o d e s o f D U P L E X V E N T R _ 3 u n i t s DUPLEXVENT RA3... - Page 19 DUPLEXVENT RB3 Balanced pressure ventilation mode all year round n = 0,15 – 0,5 /h / n = 0 /h / Balanced pressure ventilation with adjustable ventilation capacity 75 to 450 m /h, with heat recovery or via a bypass. It is designed for ventilation and additional heating (without recirculation) in the transitional period.
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Page 20: F) Control System Connection Diagram
C o n t r o l s y s t e m c o n n e c t i o n d i a g r a m DUPLEXVENT RA3 - EC (also applies to other DUPLEXVENT R 3 series units - an identical system of control) An alternative method of connecting a standard control system (measurement &... - Page 21 Basic DUPLEXVENT R_3 connections Completed, Cable type Application checked Supply voltage 230V/50Hz - recommended protection 4A, char. B Controller CP 08 RD Room temperature sensor ADS 100-ABB (optional) O utside air temperature sensor TE1-ADS110 Optional elements Supply switch (e.g. Kitchen) Ground exchanger shut-off damper or facade fresh air suction damper servo drive -control voltage 24V, max.
- Page 22 If the source is a condensation boiler Completed, Application Room name, No Cable type DUPLEXVENT R checked Hot water source control - closing contact (max. 230V/0.5A) Signal 0-10V output - condensation boiler temperature control If the source is an electric heater Completed, Room name, No Application...
- Page 23 If the cooling source is an HP or water chiller (TC) Completed, Application Cable type Room name, No DUPLEXVENT R checked 0-10V signal output - heat pump performance level control Closing output - switching HP over (closed = heating ON), +12V, max.
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Page 24: G) Connecting Condensate Drain
C o n n e c t i n g c o n d e n s a t e d r a i n... - Page 25 Recommended method of connecting a condensate drain line in ceiling-mounted units DUPLEXVENT RB3 trap from hose HL 138 stench trap ake a trap, hose clip run the hose horizontally HL 138 inlet into a alongside the unit inlet into a sewage system HL 21 detailed connection (cross-section)
- Page 26 Recommended method of connecting a condensate drain line in ceiling-mounted units D UPLEXVENT RB3-CHW; CHF;CHP trap from hose HL 138 stench trap ake a trap, hose clip run the hose horizontally inlet into a HL 138 alongside the unit inlet into a sewage system inlet into a sewage system...
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