Vectaire WHHR125DC Installation, Operating And Maintenance Instructions
Whole house heat recovery unit with low energy dc motor, domestic and commercial use
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WHHR125DC
SAP Q Eligible
WHOLE HOUSE HEAT RECOVERY UNIT
GENERAL
GENERAL
•
SAP Q eligible
whole house heat
recovery unit for homes
•
continuous ventilation in kitchen and up
to 5 additional wet rooms - optimum
use in kitchen plus 2 wetrooms
•
maximum airflow 165m
•
suitable for areas up to 115m
•
up to 91% of heat is recovered from
air extracted from warm, moist rooms
to create a stable, comfortable,
healthy environment
•
easy to install with quick fix mounting
bracket
•
for fitting into lofts, false ceilings
or cupboards
•
multiple choice low (trickle) speed and
boost options
•
boost speed obtainable by user via
remote switch/pull cord (ie a volt free
contact switch - not supplied) or by a
humidistat, thermostat, or PIR sensor
using an intermediate, external relay
(available separately)
•
has integral over-run timer for boost
speed
•
frost protection
•
low noise levels
•
low running costs
•
gives extra security by removing
need to open windows
•
guaranteed for 3 years
•
Vectaire Ltd can supply all accessories
for use with these units, including duct-
ing and metal filters, outside grilles and
wall cowls
SPECIFICATION
SPECIFICATION
•
very
•
housing from Zintec sheet steel pow-
der coated white
•
expanded polypropylene (EPP) heat
exchanger
3
/hr
•
closed cell foamed Nitrile rubber insula-
2
tion - class "O" fire rating
•
grade G3 synthetic filters, flame resist
ant to BS5588
•
can be used with 100mm or 125mm
dia ducting without needing adaptors
•
operates in temperature up to 40ºC
•
weight - 16kg
compact, low profile unit
LOFT OR WALL INSTALLATION
Incoming fresh air
Warmed fresh air
Extracted warm, moist, stale air
Cooled outgoing stale air
WHHR125DC
F
EATURES
• Highly efficient, low energy
solution to condensation
and pollutant control
• Continuous ventilation in
kitchen plus up to
5 additional wet rooms
• Over 90% heat exchange
efficiency
• Low noise levels
• Building Regulations Part L
and Part F compliant
COMPLIES WITH
COMPLIES WITH
•
Part L of Building Regulations for
enhanced energy saving capability
•
Part F of Building Regulations for
reliable, efficient ventilation
•
EU RoHS Directive Compliant.
•
Conforms to requirements of EC
Council directives relating to
Electromagnetic Compatibility and
Electrical Safety: 2006/95/EC (LVD),
2004/108/EC (EMC)EN 60335-
1:2002/A2:2006, EN 60335-2-
80:2003/A1:2004.
•
CE marked
•
SAP Q eligible
•
EST Best Practice Compliant
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Table of Contents
Related Manuals for Vectaire WHHR125DC
Summary of Contents for Vectaire WHHR125DC
- Page 1 • guaranteed for 3 years Incoming fresh air • Vectaire Ltd can supply all accessories Warmed fresh air for use with these units, including duct- Extracted warm, moist, stale air ing and metal filters, outside grilles and...
- Page 2 Lincoln Road Cressex Business Park High Wycombe Buckinghamshire HP12 3RH Tel: +44(0)1494 522333 Fax: +44(0)1494 522337 Email: sales@vectaire.co.uk Web: www.vectaire.co.uk Vectaire Ltd reserves the right to alter specifications as part of its policy of continuous development Apr 2011/WHHR125DC© E & O.E...
- Page 3 "WHHR125DC" Whole House Heat Recovery Unit with Low Energy DC Motor Installation, Operating and Maintenance Instructions - domestic and commercial use It is important to read this Instruction Manual carefully before installing or using the product. Following these instructions will ensure that your ventilation system...
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Page 4: Table Of Contents
Page 2 Contents Section Page Number Introduction How the system works - Features Installation - Safety & Guidance - Dimensions - Pre-installation inspection - Mounting 6, 7 - Drain assembly - Ducting - Electrical connections - Wiring diagram Commissioning - Quick commissioning mode - Full commissioning mode for optimum efficiency - Boost speed setting - Resetting the controller... -
Page 5: Introduction
Vectaire will not be held responsible and will not accept liability for any damage caused to persons or property through failure to follow the guidance provided in this manual. It should always be avail- able with the product for easy reference. -
Page 6: How The System Works - Features
Page 4 How the system works The Vectaire WHHR125DC works by extracting stale polluted air from rooms where most moisture is generated and providing fresh pre-warmed air taken from outside the house and delivering it to other rooms, creating a flow of fresh, clean air throughout the house. -
Page 7: Installation
Dimensions BEFORE INSTALLING THIS APPLIANCE! The Vectaire WHHR125DC is designed to be fitted into the roof space or a cupboard. These diagrams show the dimen- sions of the unit and the additional space required around the unit to allow for future servicing and maintenance. -
Page 8: Pre-Installation Inspection
• Inspect the appliance and supply cord for any damage. Any damage must be repaired by a suitably qualified and competent person. Parts list 1 x Vectaire WHHR125DC unit. 4 x M6x10mm pan head screws. 2 x Wall mounting brackets. - Page 9 Page 7 Installation 5. Fix the remaining bracket to the unit using the M6 screws and washers provided, ensuring the interlock side is at the bottom. Do not overtighten. 6. Mount the unit by locating the two mounting brackets together. Ensure a positive location is made between the two mounting brackets.
-
Page 10: Drain Assembly
Page 8 Installation - Drain Assembly A drain must be connected to allow condensation to be removed from the unit. The drain connection is made via the 15mm connection on the base of the unit. The drain must discharge into the household drainage system via a U-bend, which must act as an air lock. -
Page 11: Ducting
Page 9 Installation - Ducting Transport bungs are fitted to prevent debris falling into the unit and causing damage. Premature removal of the trans- port bungs may invalidate the guarantee. 1. When the ducting has been installed and you are ready to connect the unit, remove the transport bungs from the duct ports. -
Page 12: Electrical Connections
Page 10 Installation - Wiring WARNING: The unit MUST be earthed. All wiring Supply Wiring Diagram must conform to current I.E.E. Wiring Regulations and all applicable standards and Building Regulations. • The unit is suitable for 230V ~ 50/60Hz Single phase supply fused at 3A. -
Page 13: Quick Commissioning Mode
Page 11 Installation - Wiring cont Boost switching and connection Volt-free boost switching of MVHR controller PCB using single-pole momentary switches and/or humidistat providing single-pole volt-free switching. There is no limit to the number of single pole momentary switches or humidistats used (not supplied). -
Page 14: Full Commissioning Mode For Optimum Efficiency
Commissioning Controls The speed of the WHHR125DC will require adjustment to ensure the flow rates achieved provide ade- quate ventilation in accordance with all relevant Building Regulations and applicable Standards. The WHHR125DC has 3 fan speed settings - Continuous, Boost and Setback. -
Page 15: Boost Speed Setting
Controller Reset Following a controller reset the ventilation system will need to be commissioned The procedure to reset the WHHR125DC controller is a simple eight step operation as follows 1. Rotate Supply Continuous speed potentiometer fully anti-clockwise 2. Rotate Supply Boost speed potentiometer fully clockwise 3. -
Page 16: Service And Maintenance
All ventilation units require periodic maintenance. The air filters and heat exchanger of the Vectaire WHHR125DC should be cleaned regularly by a suitably qualified person (the frequency of cleaning will vary depending on the installation environment). Filters should be replaced after a maximum of 3 cleaning cycles. -
Page 17: Cleaning
7. Power to the unit can now be restored. Filter Replacement Filters should be replaced annually or after a maximum of 3 cleaning cycles. Replacement filters are available from Vectaire - call us on +44 (0) 1494 522333 or via sales@vectaire.co.uk Condensate Tray This should be checked to ensure that it is not split. -
Page 18: Service Record
This booklet MUST be kept in the Home Information Pack and used as a service record. Vectaire Ltd, Lincoln Road, Cressex Business Park, High Wycombe, Buckinghamshire, HP12 3RH Tel: +44 (0)1494 522333. Fax: +44 (0)1494 522337. Email: sales@vectaire.co.uk Web: www.vectaire.co.uk WHHR125DC0211 E &...
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