aroTHERM Split Heat Pump

Air-to-water heat pump

Easy installation
Sound safe system for quiet operation
A++ ErP rating
Modulating performance
In-house design, development, testing and production

Overview

aroTHERM Split offers the ultimate heating and hot water comfort for all types of buildings and heating systems. The range of outputs available means there is a solution to suit most UK homes. Designed for quick and flexible installation, the aroTHERM Split is delivered pre-filled with refrigerant with enough to support an installation 15 metres away from the building.

General information

Depending on the property, aroTHERM Split can be installed in the garden or mounted directly onto a wall or roof. Vaillant offer the perfect fittings to complement any type of installation.

From just three metres away, the acoustic pressure level for aroTHERM Split is 35 dB(A), meaning it is an extremely quiet solution that can be installed into densely packed terraced housing communities with no problem.

Features & benefits

Five models available – aroTHERM Split 3.5kW, 5kW, 7kW, 10kW and 12kW
Manufactured in Europe - In-house design, development, testing and production guarantees Vaillant quality
Easy installation – Designed with improved transport and handling so it can be installed and commissioned in one day
Sound safe system – Exceptionally quiet operation allows for flexible siting options
A++ ErP rating – Highly efficient to help lower running costs and achieve higher RHI payments
Modulating performance – Automatically adjusts power to maintain comfort and optimise efficiency
Standard footprint – All outputs have the same footprint for simplified specification and installation
App based proprietary control – With installation wizard for easy set-up and weather compensation as standard, all controlled via a mobile device, when installed with the VR920
Pre-charged 15 metre pipe – Simplifies and reduces installation time

Specifications

aroTHERM Split	Unit	3.5kW 230V	5kW 230V	7kW 230V	10kW 230V	12kW 230V
Seasonal coefficient of performance (SCOP), average climate, W35		4.88	4.62	4.56	4.70	4.56
Refrigerant information
Min.-max. distance between exterior and interior unit (pre-filled up to 15 m)	m	3-25
Max. height difference between outdoor and indoor unit	m	10
Refrigerant fluid, heat pump		R410a
Amount of refrigerant fluid	kg	1.50		2.39	3.60
Global warming potential according to Regulation (EU) No. 517/2014	GWP	2,088
CO₂ equivalent	t	3.13		4.99	7.52
System information
A-7/W35 heating output / electrical input / COP	kW	3.60 / 1.13 / 3.20	4.90 / 1.81 / 2.70	6.70 / 2.48 / 2.70	10.20 / 3.64 / 2.80	11.90 / 4.76 / 2.50
A2/W35 heating output / electrical input / COP	kW	2.50 / 0.66 / 3.80	3.40 / 0.89 / 3.80	4.60 / 1.21 / 3.80	8.30 / 2.13 / 3.90	8.30 / 2.24 / 3.70
A7/W35 heating output / electrical input / COP	kW	3.20 / 0.64 / 5.00	4.50 / 0.94 / 4.80	5.80 / 1.23 / 4.70	9.80 / 2.09 / 4.70	10.30 / 2.24 / 4.60
A7/W35 heating output / electrical input / COP	kW	2.80 / 1.08 / 2.60	3.70 / 1.37 / 2.70	5.00 / 1.85 / 2.70	10.40 / 3.71 / 2.80	11.00 / 3.93 / 2.80
Max. operating pressure, of heating system	MPa (bar)	0.3 (3)
Flow temperature, heating mode	°C	55
Flow temperature, DHW (with backup heater)	°C	63 (75)
Dimensions, unpacked (height/width/depth)	mm	765 / 1,100 / 450		965 / 1,100 / 450	1,480 / 1,100 / 450
Weight, unpacked	kg	82	82	113	169
Power supply to compressor		230V / 50Hz	230 / 50Hz	230V / 50Hz	230V / 50Hz	230V / 50Hz
Max. rated current, compressor	A	11.5	11.5	15	21.3	21.3
Sound power for A7/W55	db(A)	53	54	54	60	60
IP code		IP15B

Downloads

User Guide, Installation manual

aroTHERM Split operating, installation and maintenance instructions

Size: 6.06 MB

User Guide, Installation manual

aroTHERM Split Hydraulic station operating, installation and maintenance instructions

Size: 3.66 MB

Brochure

aroTHERM Split Technical Brochure

Size: 1.76 MB

Leaflet

The Vaillant renewables range

Size: 2.37 MB

How to get

Request a quote

Vaillant renewable products and accessories are available over the counter or as a next day service at most plumbing and heating merchants throughout the UK.

We can provide you with bespoke solutions to accommodate a variety of installations. To discuss your requirements please contact us.