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Subject to changes due to technical improvements
ESS Energie Systeme & Service GmbH
20
CHP accessory range – 01/2010
5368 463
Ventilation
5.4 Ventilation air via silencer hood
Article number
Consec. posn CHP module type
ESS
Viessmann
6.1.1
EM-50/81, EM-70/115, BM-36/66, BM-55/88 710-00-0046
7411194
6.1.2
EM-140/207, BM-98/150, BM-123/177
710-00-0047
7411195
Function
• Separate supply of cooling air with raised flow rate
Version
• CHP module sealed against ingress of ambient air from within the plinth.
• For the ventilation air, a corresponding aperture is provided at the top of the module at the front.
•
Please note:
Subject to the length of the duct, a separate ventilation air fan may be required. The
permissible over- and underpressure within the silencer hood must not exceed 1 mbar
•
Aperture dimensions
EM-50/81, EM-70/115, BM-36/66, BM-55/88
340 x 680 mm
EM-140/207, BM-98/150, BM-123/177
530 x 680 mm
Delivery
Fitted in the CHP module
5.5 (Extract) fan box on silencer hood
Article number
Consec. posn CHP module type
ESS
Viessmann
6.2.1
EM-50/81, EM-70/115, BM-36/66, BM-55/88 710-00-0048
7411196
6.2.2
EM-140/207, BM-98/150, BM-123/177
710-00-0049
7411197
Function
The conditions at the installation location may make it necessary to position the fan box on the top of the
CHP module silencer hood.
Version
For a fan mounted on the top of the silencer hood, an additional reinforcement and a new rear cover panel
are required.
Delivery
Installed in the CHP module, option for transportation as loose, fully wired accessories (if confirmed in
the order)
Heating
5