Submittal Sheet

Engineering
Submittal
Sheet
Bosch Thermotechnology Corp. reserves the right to make changes without notice due
to continuing engineering and technological advances | BTC 436008102 A | 07.2011
Bosch Thermotechnology Corporation
Londonderry, NH • Ft. Lauderdale, FL • Irvine, CA
Tel: [phone] Fax: [phone] www.bosch-climate.us
Bosch Greenstar
57, 100, 131, 151
Heating Boiler
1 of 7
Overview
Gas-fi red Condensing Boilers in 4 output sizes for space heating
and DHW tank loading.
Product Details:
 FW200 Outdoor Reset Control standard
 DHW priority (DHW sensor included)
 Modulating premix burner
 Direct-vent sealed combustion
 30 psi relief valve
 Low NOx emissions ahead of 2012 SCAQMD regulations
 Hydronics manifold bracket with NPT connections
 High altitude flexibility - 7,000’ no de-rate on Greenstar
models 57 - 131
 Vent length up to 100’ each way with 3” PVC pipe, up to 8
elbows
 Venting combined length up to 81’ with 2” PVC (except
Bosch Greenstar 151 models)
 Heatronic
— System and zoning control for pumps and valves
— Solar thermal integration for DHW generation and
space heating support
 Provisions for low water cut-off in boiler
 High temperature manual reset
 Single zone piping with up to 70’ (21 m) of 3/4”
baseboard directly off the boiler. Longer lengths and
radiant applications in primary/secondary piping.
Engineering specifi cation
 The boiler shall be a Bosch Greenstar 57 condensing boiler
for space heating and DHW tank loading, with an AFUE of
96.1% and a DOE heating capacity of 50.8 MBH. Its high
altitude capability shall be up to 7,000’ with no de-rating.
 The boiler shall be a Bosch Greenstar 100 condensing boiler
for space heating and DHW tank loading, with an AFUE of
96.0% and a DOE heating capacity of 89.4 MBH. Its high
altitude capability shall be up to 7,000’ with no de-rating.
 The boiler shall be a Bosch Greenstar 131 condensing boiler
for space heating and DHW tank loading, with an AFUE of
96.0% and a DOE heating capacity of 116.7 MBH. Its high
altitude capability shall be up to 7,000’ with no de-rating.
 The boiler shall be a Bosch Greenstar 151 condensing boiler
for space heating and DHW tank loading, with an AFUE of
94.3% and a DOE heating capacity of 134.4 MBH.
It shall be certifi ed by CSA International and run on Natural
Gas or LPG. The boiler shall be Energy Star rated and qualifi ed
for Federal Tax Credit. It shall meet the 2012 SCAQMD
regulations for Low NOx emissions.
The boiler shall have the FW200 outdoor reset control standard
with DHW priority. It shall include provisions for the connection
of a low water cut off inside the appliance.
Overall dimensions shall be 33-15/32” x 17-21/64” x 13-57/64”
(height x with x depth).
Venting options shall be 2”, and up to 100’ each way with 3”
PVC pipe including up to 8 elbows.
Direct zone piping shall be possible with up to 70’ (21 m) of
3/4” of baseboard directly off the boiler. Longer loops and
radiant applications shall use primary/secondary piping.
The boiler shall include a limited 5-year parts & labor warranty.