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Envistar Top

Air handling unit with rotary heat exchanger

Top-connected air handling unit with integrated controls – optimised for saving floor space.

Why choose Envistar Top?

A top-connected duct connection is best suited in approximately 70 per cent of systems with air flow ranges up to 2.8 m3/s.

Envistar Top saves up to 75 per cent of floor space compared to a traditional installation. This makes Envistar Top the most economic and energy-efficient solution for the available floor space. Envistar Top is designed to be able to pass through narrow passages.

Envistar Top – More energy efficient than ever!

Air flow with rotary heat exchanger

0.10–2.80 m3/s

Air flow with counter-flow heat exchanger

0.13–2.80 m3/s

8 sizes

High flexibility and large air flow range

IV Produkt Cloud

Can be controlled and monitored via cloud service

Explore IV Produkt Cloud

Cost-effective

Low installation and operating costs

Patented defrosting

ODS Optimised Defrosting System ensures the highest possible annual efficiency

Integrated cooling unit

Option: EcoCooler with stepless control of cooling power via frequency converter

Comfort cooling and heat pump in one

Option: The reversible heat pump ThermoCooler HP with stepless control of cooling and heating power

mollier diagram

Air flow ranges for Envistar Top

EcoDesign air flow

Technical max air flow

RotorRotor w/ cooling unitReversible heat pumpCounter-flow exchangerCounter-flow exchanger w/ cooling unit
28
22
17
12
10
09
06
04
m³/s
0.0
0.5
1.0
1.5
2.0
2.5
3.0

Technical dataforEnvistar Top with rotary heat exchanger

Here you will find dimensions and weights as well as power and performance information about Envistar Top with rotary heat exchanger .

SizeAir flow (m3/s)Dimension (mm)Weight (kg)System voltage
MinSFPv1,5EcodesignMaxWidthHeightLengthWidth duct connectionHeight duct connectionDiameter duct connection
4
0.1
0.35
0.47
0.5
748
1365
1570
500
200
250
259
400VAC
6
0.15
0.55
0.7
0.7
890
1365
1720
600
250
-
295
400VAC
9
0.2
0.73
0.9
1
1020
1435
2000
700
300
-
430
400VAC
10
0.2
0.73
0.9
1
1020
1435
1990
700
300
-
380
400VAC
12
0.25
1.03
1.2
1.2
1200
1530
2000
900
300
-
520
400VAC
17
0.3
1.52
1.8
1.85
1450
1835
2200
1000
350
-
625
400VAC
22
0.4
1.95
2.3
2.4
1666
1885
2200
1200
350
-
750
400VAC
28
0.4
2.74
2.8
3
1930
1995
2200
1400
350
-
880
400VAC

Technical data for related products

Documentation forEnvistar Top Rotary Heat Exchanger

Here you will find general documentation for this product series. Download the latest versions of product brochures, instruction manuals, certificates, and other documents.

Your air handling unit

If you are looking for information about your AHU, search using the order number.

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Control equipment with proprietary software

The entire range has integrated control equipment with software developed by us. We use Siemens Climatix hardware. The control equipment offers over 100 standard features to choose from so that you can optimise according to your needs. Air flow rates and temperatures can be optimised easily. The units can be connected to the web, IV Produkt Cloud or a parent system (BMS) via multiple communication protocols.

Project-specific electrical and control diagrams are included in the delivery. The unit has been function-tested and is ready for commissioning.

Advantages of Envistar Top

A brand new generation of Envistar Top

Our top-connected air handling units have been a major success since their launch in 2004. We are now launching a brand new generation of the Envistar Top series, which thanks to a number of smart improvements is more flexible and energy efficient than ever before.

In this video, we show what has made Envistar Top such a success and how the series has evolved during its 15 years on the market. We also explore the new generation and how it can simplify installations.

Full control with IV Produkt Cloud

IV Produkt Cloud is a cloud service for our air handling units with integrated controls, giving you and your colleagues the ability to monitor your systems wherever you are.

  • Always accessible wherever there is Internet access
  • All systems collected in one place
  • Alarm monitoring via PC or smartphone
  • Possible to analyse and act quickly
  • Control of the indoor climate in your properties everywhere and anytime

Advantages of IV Produkt Cloud

More alert students with improved classroom ventilation

New air handling units create a better indoor climate for students and teachers.
Reference

Compact air handling units in one of the world’s tallest wooden buildings

Mjöstårnet is one of the world's tallest wooden buildings and has a total of 14 air handling units from IV Produkt installed.
Reference

Ventilation adapted to needs of all tenants

Rental flats, short-term and elderly housing with a pleasant indoor temperature in focus.
Reference

Careful renovation of historic building

The Old Customs House, located on the dock by the Motala stream, is a historic building dating back to the 18th century. It is one of the oldest buildings in the Swedish city of Norrköping and classified as a listed building. The property has undergone a total renovation, and in re-purposing it for restaurant operations, a new and more efficient ventilation system has been installed.
Reference

New vibes for the Grade II listed building

Next to London's landmark Tower Bridge, in the heart of the vibrant capital, the newly built boutique hotel accommodates 193 rooms. The Dixon hotel, is named after the architect John Dixon Butler who originally designed the iconic building.
Reference

Easy transport into the building and integrated cooling were crucial

Hamburg, Germany’s second-largest city, lies on the lower course of the Elbe. This port city serves as the financial and cultural centre of northern Germany. The grand Bieberhaus stands on solid foundations in the pulsing heart of the city, its beautiful facade providing a window on the past.
Reference

Ongoing projects?

Together, let's find the optimal solution for you!

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