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Rotating heat exchanger units with EC-motors

Rotating heat exchanger units with EC-motors
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Rotating heat exchanger units with EC-motors - 1

EC/DC Residential units www.systemair.com Rotating heat exchanger units with EC-motors

Rotating heat exchanger units with EC-motors - 2

2 Ventilation has one main aim. It should take away the consumed air that contains all the pollution generated in a building and replace the contaminated air with fresh clean air. The demand we put on the ventilation is that it shall function regardless of weather and wind, it shall not use more energy than necessary, meaning, it should be energy effi cient and economical to run. Our indoor air Recent years research shows that we are less productive when we breathe poor quality indoor air. In general we spend up to 70% of our time indoors and in colder climates such as some parts of...

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Rotating heat exchanger units with EC-motors - 3

3 buildings with electrical heating. Thereafter, the Building Regulations, BBR, Section 9:2 Energy Management will introduce more stringent demands on the specifi c energy consumption (kWh per m2 per year) of the building, and also limit the installed electric power in single houses with direct electrical heating as the main source of heating. The new regulations on energy management put great requirements on the design and workmanship. Ventilation, insulation and so on must be adapted to the lower energy use. A ventilation system that does not meet these demands or is poorly designed will...

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Rotating heat exchanger units with EC-motors - 4

4 VR 250 ECH/B • Rotating heat exchanger. • Automatic change normal/summer operation. • Flexible installation without condensate drain. The unit is suitable for ventilation of smaller apartments. It is painted white and designed for installation on the wall or ceiling.VR 250 ECH/B is delivered double skinned, fully insulated and with complete control functions, centrifugal fans for supply and extract air, rotating heat exchanger, reheater battery and fi lter. Extract from the cooker hood is led directly to the extract fan, bypassing the exchanger block. Antivibration ceiling mounting...

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Rotating heat exchanger units with EC-motors - 5

5 VR 400 DCV/B, VR 700 DCV and VR 400/700 DC • High effi ciency heat recovery unit without need for defrosting will give the highest average effi ciency over the year. • Energy effi cient fan motors with modern EC technology. • Operation from user friendly control panel, type CD with LCD-display • Separate setting of supply and extract airfl ow. • Constant airfl ow and balance between extract and supply air. • Changes automatically to summer operation with no heat recovery. • Flexible installation. No need for condensation drain. • Suited for demand control. VR 400DCV/B, VR 700 DCV and...

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Rotating heat exchanger units with EC-motors - 6

6 ECH/B Control functions for VR 250 ECH/B. The automatic control functions are mounted inside all Systemair- models. VR 250 ECH/B can be operated from one or more remote CE control panels. The CE control panel is elegant, functional and easy to operate, with handy buttons for choice of airfl ow and supply air temperature. Discreet lamp indicators show chosen settings, re-heater battery or defrosting in operation and that fi lters need to be changed. On units with automatic change between normal operation with heat recovery and summer operation without heat recovery, lamp signal will...

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Rotating heat exchanger units with EC-motors - 7

7 Accessories VR 250 ECH/B VR 300 ECV/B VR 400 DCV/B VR 700 DCV VR 400 DC VR 700 DC Control panel CE – CD CD CD CD Cable w/plug 12m CEC – CEC CEC CEC CEC Cable w/plug 6m CEC – CEC CEC CEC CEC Diverging plug CED – CED CED CED CED Junction plug for cable – – JP JP JP JP Timer T-120 – T 120 T 120 T 120 T 120 Timer frame F-T120 – F-T120 F-T120 F-T120 F-T120 Week timer 7592 H – – – – – Pressure guard with pitot tube Pressure guard – – – – – Cooker hood EV/B, EH/B white 251-10/B F251-14 251-10/B – – – Cooker hood EVB, EHB stainless steel 251-10/B F251-14 251-10/B – – – Cooker hood slim 490-10/B –...

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Rotating heat exchanger units with EC-motors - 14

14 A D E C B Dimensions VR 250 ECH/B F A C D B E A B C E D 800 796 406 110 174 203 199 74 170 118 101 67 A B C D E 216 186 174 110 118 101 67 74 170 B A C D E Left hand version Right hand version A Supply air ø160 mm B Exhaust air ø160 mm C Outdoor air ø160 mm D Extract air ø160 mm E Cooker hood ø125 mm VR 300 ECV/B VR 400 DCV/B Duct connection ø125mm A Supply air B Exhaust air C Outdoor air D Extract air E Cooker hood (Alt. connection) F Cooker hood A Supply air B Exhaust air C Outdoor air D Extract air E Cooker hood Duct connection ø125mm Alternative installation

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Rotating heat exchanger units with EC-motors - 15

15 918 Approx. 800 517 800 50 181 150 118 176 202 280 216 A B C D ø200 (4x) VR 700 DCV 205 A D C B 130 258 188 ø160(4x) 20 576 1149 1040 410 178 136 272 168 179 206 VR 400 DC 250 A D C B ø200 (4x) 125 286 156 1149 1040 20 576 545 250 163 252 161 VR 700 DC A Supply air B Exhaust air C Outdoor air D Extract air A Supply air B Exhaust air C Outdoor air D Extract air A Supply air B Exhaust air C Outdoor air D Extract air

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