DVu-HP

DVu-HP

DVu-HP

Product catalog summary
Overview
The DVU-HP is a reversible heat pump system integrated into Systemair's air handling units, designed for efficient heating and cooling. It features a rotary heat exchanger for effective heat recovery, ensuring compact design and high operational economy.

Specifications
The system includes two scroll compressors with stepless capacity regulation from 5-100%, using refrigerant R-410A. It has an integrated control system for optimal comfort and energy efficiency.

Installation and Maintenance
The unit is preassembled and tested for straightforward installation. Maintenance is simplified due to the integration of components within the air handling unit.

Technical Data
SystemairCAD software provides quick calculations of technical data, offering an overview of capacities and energy consumption, and generates full technical documentation.

Unique Advantages
  • Fully integrated DX reversible heat pump system
  • Stepless capacity control
  • High efficiency with EER values up to 9.6
  • Low sound level and compact design
  • Service-friendly and pretested from factory
  • Available in various sizes for different airflow requirements


Performance
The system offers a range of cooling capacities with specific EER values and recommended airflow rates, designed for efficient operation under various conditions.

Construction and Safety
The unit features robust construction with aluzink protection, high-density mineral wool insulation, and compliance with fire safety standards. It meets European Machinery Directive 2006/42/EC requirements.

Fan and Motor
Fans are mounted on anti-vibration mounts to minimize noise and vibration, designed for easy maintenance and cleaning.

Heat Recovery
The rotary heat exchanger has a high temperature efficiency rate of 90%, capable of dehumidifying supply air during summer.

Cooling and Heating Capacity
Detailed performance data includes cooling and heating capacities, power consumption, and efficiency ratios.

External Connections
The unit requires a 3*400V+N+PE, 50Hz power supply and includes control signals for operation. Damping systems are integrated for both outdoor and extract air.

Filters
Bag filters for supply and extract air are classified according to EN 779, ensuring effective air filtration with easy maintenance features.

Specifications:
- Working conditions: 64.9%
- Absorbed power at operating point: 5.4 kW
- EER for compressor system: 0.3
- Tube material: Copper
- Fin material: Aluminum
- Fin spacing: 2.5 mm
- Drip tray material: Stainless steel
- Refrigerant: R410A
- Compressor models: ZPD54+ZP54
- Air flow (Supply/Extract): 1.00 m³/s
- Pressure drop (Supply/Extract): 53.5/73.9 Pa
- Face velocity: 1.5 m/s

Winter Conditions:
- Air temperature before/after: 11.4/22.0 °C (Supply), -5.3/-11.2 °C (Extract)

SystemairCAD Design Programme:
SystemairCAD is a design program for air handling units, allowing easy combination of functions via a 3D model. It provides an overview of capacities and energy consumption, with full technical documentation.

Contact Information:
Systemair A/S, Ved Milepælen 7, DK-8361 Hasselager, Avedøreholmen 50, DK-2650 Hvidovre, Tel. +45 87 38 75 00, [email protected], www.systemair.dk
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Catalog excerpts

DVu-HP-1

Fans | Air Handling Units | Air Distribution Products | Air Conditioning | Fire Safety | Air Curtains and Heating Products | Tunnel Fans DVU-HP Integrated Reversible Heat Pump System

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DVu-HP-2

DVU-HP Integrated Reversible Heat Pump System The DVU-HP is a complete section with an integrated reversible heat pump for both heating and cooling, and a rotary heat exchanger for effective heat recovery. The section is delivered built into Systemair’s air handling units; Danvent DV and TIME ec, and is pretested from factory ready for operation. The combination of a heat pump and a rotary exchanger ensures a short length and an outstanding operating economy in both heating and cooling situations. The DVU-HP is equipped with two scroll compressors (only one compressor in the two smallest sizes...

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DVu-HP-3

DVU-HP Example: TIME ec 25 with DVU-HP DVU-HP advantages • Fully integrated DX reversible heat pump system for heating and cooling • Integrated rotary heat exchanger • Stepless control of capacity to ensure optimal indoor climate and minimal energy consumption • Very efficient, EER values up to 9,6 • Capacity suits all European climates and can provide cooling to a supply air temperature of +15 °C • Easy to calculate and full technical documentation • Configured and pretested from factory • Low sound level • Compact design • Available in the following sizes: • TIME ec unit, size 10-40,

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DVu-HP-4

Relative humidity [%] Unit size Cooling Capacity Capacity from the cooling circuit kW 70 Outdoor conditions: 34 °C/45% RH. Supply air: 16 °C. Extract air conditions: 23 °C/63% RH. 1 2 3 4 5 6 7 Water vapour content [g/kg] -10 00 Mollier chart for moist air for p = 1 bar Summer S1: Outdoor air S2: After rotary heat exchanger S3: After DVU-HP S4: Extract air S5: After rotary heat exchanger S6: After DVU-HP Winter W1: Outdoor air W2: After rotary heat exchanger W3: After DVU-HP W4: Extract air W5: After rotary heat exchanger 1,00 Total cooling capacity kW

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DVu-HP-5

DVU-HP Cooling and Heating Capacity, DV 40 with DVU-HP Heating capacity Cooling capacity DVU-HP heating circuit Rotary heat exchanger DVU-HP cooling circuit Rotary heat exchanger Outdoor conditions Performance example: DV 40 with 2,5 m3/s. Extract 22 °C/35% RH. Defrosting is not taken into account. Consumed power kW COP, total Performance example: DV 40 with 2,5 m3/s. Extract 23 °C/63% RH.

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DVu-HP-6

* Rotary heat exchanger

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DVu-HP-7

SystemairCAD Design Programme documentation features all relevant consumption levels will be presented. SystemairCAD is the name of technical data and a specification text The most important preconditions are Systemair’s design programme for applicable for the tender documents. set as default, but can easily be adjumodular and compact air handling Everything that must be included in sted to any specific project. When the units. The programme is very userany professional project. The energy air handling unit has been designed, friendly and makes it possible in a consumption levels are visible...

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DVu-HP-8

Systemair A/S Ved Milepælen 7 DK-8361 Hasselager

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.