NuAire MRXBOXAB-ECO5-1Z Installation Manual
NuAire MRXBOXAB-ECO5-1Z Installation Manual

NuAire MRXBOXAB-ECO5-1Z Installation Manual

Mechanical ventilation units with heat recovery for wall mounting, standard/opposite hand unit

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1.0 SAFETY INFORMATION
The provision of the electrical supply and the connection of the unit to the mains must be
carried out by a qualified electrician.
Isolate from power supply before removing any covers. During installation / maintenance ensure
all covers are fitted before switching on the mains supply.
All-pole disconnection from the mains as shown in the wiring diagram must be incorporated
within the fixed wiring and shall have a minimum contact separation of 3mm in accordance with
latest edition of the wiring regulations.
This unit must be earthed.
Ducting must be securely fixed with screws to the spigot to prevent access to live parts. Duct
runs terminating close to the fan must be adequately protected by suitable guards.
If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or
similarly qualified persons in order to avoid a hazard.
Precautions must be taken to avoid the back-flow of gases into the room from the open flue of
gas or other fuel-burning appliances.
This appliance should not be used by children or persons with reduced physical, sensory or
mental capabilities or lack of experience and knowledge, unless they have been given supervision
or instruction concerning the safe use of the appliance by a person responsible for their safety.
Children shall not play with the appliance. Cleaning and user maintenance shall not be carried
out by children.
1.1 Hazard Symbols
REFER TO INSTRUCTION MANUAL
Read and understand the installation and maintenance manual before installing,
operating or maintaining this product.
Nuaire |
Western Industrial Estate
MRXBOXAB-ECO5-1Z (Standard Unit)
MRXBOXAB-ECO5-1Z-OH (Opposite Hand Unit)
Mechanical Ventilation Units with Heat Recovery for Wall Mounting
Installation Manual
|
|
| nuaire.co.uk
Caerphilly
CF83 1NA
30. 06. 20. Document Number 671958
EMC Directive
2014/30/EU
LVD Directive
2014/35/EU
1

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Summary of Contents for NuAire MRXBOXAB-ECO5-1Z

  • Page 1 MRXBOXAB-ECO5-1Z (Standard Unit) MRXBOXAB-ECO5-1Z-OH (Opposite Hand Unit) EMC Directive Mechanical Ventilation Units with Heat Recovery for Wall Mounting 2014/30/EU Installation Manual LVD Directive 2014/35/EU 1.0 SAFETY INFORMATION • The provision of the electrical supply and the connection of the unit to the mains must be carried out by a qualified electrician.
  • Page 2: Personal Protective Equipment

    To prevent damage during transportation the product is shipped with Nuaire would always recommend a site specific risk assessment by a securing fixings, these can be found front and centre of the enclosure competent person to determine if any additional PPE is required.
  • Page 3: Condensate Drain

    MRXBOXAB-ECO5-1Z Installation Manual 3.3 Condensate Drain Wall Bracket Installation Dimensions 704 crs The MVHR unit inside the enclosure is fitted with a straight coupling to allow 21.5mm overflow pipe (not supplied) to be attached using solvent cement, the pipe should be passed through the flexible adhesive backed cover plate before the solvent cement is applied.
  • Page 4 MRXBOXAB-ECO5-1Z Installation Manual "T" Piece CONTRAP & MVHR Drain Connection Whole Dwelling Ventilation Rates Number Of Bedrooms In Dwelling MVHR Drain To CONTRAP Whole dwelling To unit ventilation rate (l/s) To SVP Notes: 1. In addition, the minimum ventilation rate should be no less than 0.3 l/s per m²...
  • Page 5 MRXBOXAB-ECO5-1Z Installation Manual 3.7.1 Pre Commissioning MRXBOX MVHR Units MRXBOX units are designed to ventilate the whole dwelling and must not be used during site construction or the clean-up period. Cement and plaster dust can be abrasive and can affect fan performance and reliability.
  • Page 6 Nuaire MVHR unit. MVHR-DRAIN Condensate drain, uninsulated drain pipe with min 5 fall running to SVP. ALSO FROM NUAIRE - range of thermal ducting, an all-in-one insulated ducting system (see installation document 671780) Nuaire | | nuaire.co.uk 30. 06. 20. Document Number 671958...
  • Page 7: Electrical Installation

    MRXBOXAB-ECO5-1Z Installation Manual 4.0 ELECTRICAL INSTALLATION 4.1 Electrical Information Voltage: 240V 1ph 50Hz For good EMC engineering practice, any sensor cables or switched Consumption: 2 Amp live cables should not be placed within 50mm of other cables or on Fuse rating: 5 Amp the same metal cable tray as other cables.
  • Page 8: Maintenance

    MRXBOXAB-ECO5-1Z Installation Manual 5.0 COMMISSIONING 5.2 Status Indication The status of the unit is indicated by a series of LED’s on the front cover. The filters fitted inside the unit are protected with a plastic film. The variants are listed below.
  • Page 9: Warranty

    The product warranty applies to the UK mainland and in accordance with Clause 14 of our Conditions of Sale. Customers purchasing from outside of the UK should contact Nuaire International Sales office for further details. Failure to maintain the unit as recommended will invalidate the warranty.
  • Page 10 MRXBOXAB-ECO5-1Z Installation Manual NOTES Nuaire | | nuaire.co.uk 30. 06. 20. Document Number 671958 Western Industrial Estate Caerphilly CF83 1NA...
  • Page 11 MRXBOXAB-ECO5-1Z Installation Manual NOTES Nuaire | | nuaire.co.uk 30. 06. 20. Document Number 671958 Western Industrial Estate Caerphilly CF83 1NA...
  • Page 12 MRXBOXAB-ECO5-1Z Installation Manual NOTES Nuaire | | nuaire.co.uk 30. 06. 20. Document Number 671958 Western Industrial Estate Caerphilly CF83 1NA...

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