Eco Heating Systems CB 105 HW, Installation, Service And User Manual

Page: 52 / 147

E93.1803.901 HW 53
C43
EHS.D0500.5010.400
Closed
Air supply
from outside
Type C43. A type C4 appliance incorporating a
fan upstream of the combustion chamber/heat
exchanger.
C53
Closed
Air supply
from outside
*Separate air supply duct
*Separate flue gas discharge duct.
* Air supply inlet and flue gas outlet at different
air pressure zones. But not at opposite walls.
See: Typical examples - example F
C63 - example
Closed
Air supply
from outside
* Appliance sold without flue/air-inlet ducts
* The flue gas parts are not part of the boiler.
The water heater is intended to be connected to
a separately approved and marketed system for
the supply of combustion air and discharge of
combustion products.
Condensate is allowed to go to the boiler.
* Air supply inlet and flue gas outlet not at oppo-
site walls
* Technical data:
nominal T
flue gas
85 °C
nominal Q
fluegas
see 3.2.1
1)
maximum T
fluegas
90 °C
min. load T
fluegas
35 °C
min. load Q
fluegas
see 3.2.1
1)
nominal % CO
2
see 3.2.1
1)
max. allowed draft 70 Pa
max. pressure drop inlet-
outlet
200 Pa
max T
air supply
40 °C
max recirculation 10 %
1) technical specifications datasheet
See: Typical examples - example A
Air inlet
Flue outlet
roof terminal
roof terminal
Flue outlet
Air inlet