
Subject to changes due to technical improvements ESS Energie Systeme & Service GmbH
22 CHP accessory range – 01/2010
5368 463
Heating5
5.6.2 Recirculating air damper for modules EM-50/81 and EM-70/115
Article number CHP module type ESS Viessmann
EM-50/81, EM-70/115 710-00-0031 7411176
Function The recirculating air damper is used for room heating with warm extract air.
On a controller, any temperature from 10 to 35 °C can be set. Subject to room temperature, the damper
servomotor constantly opens or closes the louvre damper to regulate the set temperature.
Please note: In Germany, in accordance with the occupational safety directive, extract air must not be
routed into workrooms or other rooms people have access to!
Please note: If installed upstream of the optional extract air damper, machine/fan noise in the installation
room will be without attenuation!
Version Standard delivery:
1 pce Shut-off damper ID 370 x 370 mm, 120 mm deep
1 pce Protective grille 370 x 370 mm P20
1 pce Damper servomotor
1 pce Control unit with temperature sensor
Abb. 6 Recirculating air damper for modules EM-50/81 and EM-70/115
• On-site requirements: 230 V supply
Delivery As loose accessories for on-site installation
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