Page 14 - Bosch Hot Water Boilers

14 | Hot water boilers

Design

The inserted flame tube ends in an inner, fully wetback body, combined with the special insulating materials in
smoke gas reversing chamber, which leads into the the front door, keep radiant heat losses at a low level.
first smoke tube pass. The first smoke tube pass and In contrast to the classic refractory lining, the Bosch
second smoke tube pass are free of flow compo- insulation composite has superior insulation values.
nents. The functional round design ensures optimal Another benefit is that this insulation composite is
pressure resistance. Combustion chamber, water cham- designed to last the entire boiler lifetime when oper-
ber volume, radiant and convection heating surfaces ated correctly. The hot water boiler can already be
are perfectly dimensioned and matched to each other. fitted with an integrated flue gas heat exchanger or
condensing heat exchanger in the factory on request.
The boiler front door can be fully hinged, optionally
opening to the right or left. The entire cross section of The certification in accordance with European pres-
the boiler is freely accessible. This ensures simple and sure equipment directive ensures a high operating and
easy maintenance, cleaning and inspection. The high- safety temperature level up to a max. of 190 °C.
quality mineral wool insulation over the entire boiler

Associated boiler house components

 Water treatment module WTM
 Flue gas heat exchanger ECO 1/7
 Flue gas heat exchanger ECO 6 for
condensing use
 Supply/Return flow adapter piece SP/RP
 Return flow temperature safeguard RTS
 Gas regulation module GRM
 Oil circulation module OCM
 Oil supply module OSM
 System control SCO

Gas regulation module GRM

For further information please see our brochure 'Boiler house components'.