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InteriorInterior
OmniCore Classic Multi Room Heat Pump Systems — Small to Medium Residential Homes
Description

While a standard heat pump system consists of a single indoor and outdoor unit, an OmniCore Multi Room Heat Pump System provides a whole home heating or cooling solution by connecting multiple indoor units to a single OmniCore outdoor unit.

Not only then is tailoring the indoor units to each space possible to meet design requirements, exterior aesthetics are also maintained by reducing the number of outdoor units needed — this is of particular benefit to medium to high-density projects such as townhouses and apartments where outdoor space is often limited.

An OmniCore Classic Multi Room System offers flexible install options, with over 55 different indoor units to choose from including high walls, floor consoles, ducted or cassettes.

There are multiple outdoor units available depending on the scale of the project and future needs.

For more than 6 indoor units please refer to the OmniCore Pro Multi Room Heat Pump Series.

Key Features
  • Keep the exterior clutter-free with just one OmniCore outdoor unit
  • Connect 1 to 6 indoor units
  • Over 55 different indoor units to choose from
  • Futureproofed by design, OmniCore systems have the flexibility to add units on in the future
  • Guaranteed heating operation down to -15°C
  • Individual temperature control for each room
  • Built-in or Optional Wi-Fi Control available across all indoor units
  • Wide range of wireless and wired controllers available
  • High COPs (Coefficient of Performance) provided by Mitsubishi Electric Inverter Technology
  • Uses more environmentally-friendly R32 Refrigerant

Indoor Units

High Wall Models:

The wide range of Mitsubishi Electric High Wall Mounted Heat Pumps will save floor space and keep occupants comfortable year-round.

  • EcoCore AP Classic and AP Plus Series — New Zealand's quietest, starting at just 18dBA*1
  • AP Mini Series — New Zealand’s most compact high wall indoor unit*2
  • Designer EF Series — award winning design with 3 colour options to choose from: Pure White, Matte Silver, and Rich Black Diamond
  • Black Diamond LN Series — Mitsubishi Electric's most advance heat pump with 3 colour options to choose from: White Diamond, Red Diamond, and Black Diamond

*1 MSZ-AP25 indoor sound level on lowest fan setting in heating mode
*2 Indoor unit total volume size of 0.034m³

Floor Console Models:

Ideal where wall space is limited or in rooms with high ceilings.

  • RapidHeat KW Series — Industry first RapidHeat Technology and wall recessable design

Ducted and Ceiling Concealed Models:

Offers unobtrusive comfort with only discrete grilles visible.

  • PEAD Series — Centrally controlled ducted solution with possible Lossnay Ventilation Interlock
  • SEZ Series — Compact design with 200mm height perfect for rooms with lowered ceilings

Cassette Models:

Discrete in-ceiling solutions for when wall space is limited and ceiling cavities are limited.

  • MLZ One-Way Cassette — Slimline design ideal for small install spaces
  • SLZ Compact Cassette — Advanced 3D i-See Sensor and 4-way air-flow
Scope of Use

A Mitsubishi Electric OmniCore Multi Room Heat Pump System offers the flexibility to choose the perfect heat pump for each room with just one OmniCore outdoor unit. Intended to minimise the clutter of having several outdoor units outside while also offering flexible design opportunities and individual room temperature control — it's an ideal solution for small to medium-sized homes, townhouses and apartments.

OmniCore Classic — MXZ Range (R32) of Outdoor Units:

  • MXZ-2F52 (6.1 kW Heating) Connect 2 indoors
  • MXZ-3F54 (7.0 kW Heating) Connect 2-3 indoors
  • MXZ-4F71 (8.0 kW Heating) Connect 2-4 indoors
  • MXZ-4F80 (8.8 kW Heating) Connect 1-4 indoors
  • MXZ-5F100 (10.0 kW Heating) Connect 1-5 indoors
  • MXZ-6F120 (13.2 kW Heating) Connect 1-6 indoors

Final outdoor unit selection will be affected by several different factors:

  • The combination of rooms and their location, as well as operating use, will determine which of the proposed models required
  • In many cases, an outdoor unit with a lower heating capacity may be adequate where not all indoor units are required to operate at full capacity simultaneously
  • If considering adding more indoor units in the future, in the interests of future-proofing, it may be best to select an outdoor unit capable of providing more heating capacity than is currently required

Also note:

  • OmniCore Classic refrigerant piping is extendable up to 25m per indoor unit (MXZ-2F52 up to 20m)
  • Optional Corrosion Protection Service to reduce the likelihood of premature corrosion in coastal environments
Limitations on Use

Every OmniCore Classic Multi Room outdoor unit has three parameters that determine the number and size of indoor units that can be connected to it:

  • 1. The number of indoor units that can be connected. Ranging from 1 to 6 indoor units dependent on outdoor unit (for more than 6 indoor units please refer to the OmniCore Pro Multi Room Heat Pump Series)
  • 2. The maximum individual indoor class rating that can be connected. Ranging from 15 to 80
  • 3. The maximum total class rating of all units that can be connected. Ranging from 75 to 180 dependent on unit

This product should not be used in the following situations:

  • In an area affected by heavy snowfall or blowing snow — in areas with heavy snow please install a canopy, a pedestal and/ or some baffle boards.
  • Within 3 metres from an antenna of TV set or radio. Operation of the air conditioner may interfere with radio or TV reception in areas where reception is weak. An amplifier may be required for the affected device.
  • Where there is risk of combustible gas leakage.

For larger homes, offices and other light commercial applications, please refer to the OmniCore Pro Multi Room Heat Pump Series.

 

Statement of Building Code Compliance

The full range of Mitsubishi Electric products have been tested and registered in accordance with MEPS (Minimum Energy Performance Standards) requirements.

It is also important to note that any heat pump outside unit installed without a compliant cover within 1.2m of a balcony rail will fall outside of these requirements.

Mitsubishi Electric highly recommend Heat Pump Covers Ltd products in these situations, and have many examples of successful OmniCore installations on multi-story apartment balcony spaces using Heat Pump Covers Ltd products.

In-Service History

Current R32 OmniCore Classic Multi Room MXZ models have been installed in New Zealand homes since 2020.

The Mitsubishi Electric Product Range has been exclusively distributed by 100% locally owned and operated Black Diamond Technologies Limited for over 40 years in New Zealand.

Other Performance Attributes

Optional Upgrades:

  • NYALIC Surface Treatment and Silicon PCB Treatment (on request) will help increase the life of the product as well as reduce the likelihood of unsightly premature corrosion in less-than-deal environmental conditions.
  • Plasma Quad Connect air filtration technology (on request) has been designed to integrate with a range of Mitsubishi Electric High Wall and Ducted units. This high-performance two- stage advanced air filtration module, cleans and minimises dust and other allergens for better indoor air quality, all year round.
  • Maximise comfort by combining an OmniCore Multi Room Heat Pump System with Lossnay Fresh Air Balanced Pressure Ventilation for a complete heating, cooling and ventilation solution. The two systems work together to further increase energy savings while also ventilating the home to remove stale air and help control moisture. The Lossnay system will recover the energy from stale air to pre-heat or pre-cool incoming fresh air, reducing the amount of additional heating or cooling required from the OmniCore system.

Warranty

Units are supported by a 5-year warranty, including parts and labour.

Documents
OmniCore Multi Room Heat Pump Systems Brochure
OmniCore Multi Room Heat Pump — Mitsubishi Electric Website
Brochure: Total Home Solutions
Central Heating and Ventilation Brochure
Plasma Quad Connect
Case Study: OmniCore Heat Pump System
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Mitsubishi Electric are leaders in providing energy efficient heating, cooling, ventilation and hot water heat pump solutions for both commercial buildings and residential homes.

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