A.O. Smith UB - 70 Boiler User Manual


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Installation and Service Manual Upsilon-Series
60
AnnexA Technicalspecications
TechnicalspecificationsNaturalgasG20
Boilertype UB70 UB110 UB140
Typeheatexchanger
HEX4 HEX4 HEX4
HEX2 HEX4
Input Hs CH kW
68,5 107,9 136,4
Qn Input Hi CH kW
61,8 97,3 123
Efficiency class according BED   
Rendement volgens EN677 / EN15417
(36/30°C deellast, onderw.)
% 110,2 110,3 110,2
Efficiency according EN677 / EN15417
(36/30°C part load, Hi)
% 109,8 109,2 108,9
Efficiency according EN677 / EN15417
(80/60°C full load, Hi)
% 97,3 97,6 97,6
Modulation range CH
(capacity 80/60°C)
kW 8,8 - 60,1 14,8 - 95,0 17,6 - 120,0
Modulation range CH
(capacity 50/30°C)
kW 9,9 - 65,0 16,8 - 102,3 19,8 - 130,0
Flue gas pressure Pa 175 195 195
Nox class EN483, EN15420 5 5 5
O
2
CO
2
%
%
Flue gas non-return valve present
yes yes yes
Flue gas temp. CH
(80/60°C on full load)
°C 76 73 77
Flue gas temp. CH
(50/30°C on low load)
°C 30 30 30
Gas consumption G20 CH
(at 1013 mbar/15°C)
m
3
/h
6,53 10,29 13,01
Gas category
Boiler flue category
Electr. power consumption max. W
161 250 322
Electr. power consumption part load W
44 86 88
Electr. power consumption stand by W
2,5 3,7 3,7
Current V/Hz
230/50 230/50 230/50
Degree of protection acc. EN 60529
Weight (empty) kg
65 83 87
Mounting weight kg
54 72 76
Width mm
660 660 660
Height mm
1065 1065 1065
Depth mm
460 460 460
Mounting height (excl. flue connection) mm
1715 1715 1715
Water content CH l
7 12 14
Overrun time pump CH min
3 3 3
P
MS
Water pressure min./max.
bar
0,7 / 4 0,7 / 4 0,7 / 4
Flow temperature max. °C
85 85 85
Type pump Grundfoss UPM HEX4
HEX2
GEO 25-85
-
GEO 25-85
2 25-60
GEO 25-85
GEO 25-85
CE product identification number (PIN)
TechnicalspecificationsPropanegasG31
Boilertype
UB70 UB110 UB140
Typeheatexchanger
HEX4 HEX4 HEX4
HEX2 HEX4
O
2
%
CO
2
%
Restriction plate diameter mm
5,7
-
5,7 (HEX4)
5,2 (HEX2)
5,7
5,7
Pre-pressure mbar
Load(H
i
)
kW
61,8 94,9 123
Gas consumption G31 (1015mbar, 15°C) kg/h
4,80 7,37 9,54
m
3
/h
2,52 3,87 5,01
Modulation range (80/60°C) kW
19,5-60,1 35,1-95,0 39,0-120,0
Modulation range (50/30°C) kW
22,0-65,0 39,7-102,3 44,0-130,0
5,1% (-1,2%, +0,7%)
10,3% (-0.4%, +0.8%)
see data plate propane
* EN15417 = Specific requirements for condensing boilers with a nominal heat input exceeding 70 kW up to 1000 k
W
Upsilon
II2H3P
B23 B33 C13 C33 C43 C53 C63 C83 C93
IPX4D (IPX0D for B
23
& B
33
)
4,7 (-1,2%, +0,8%)
9 (-0,4%, +0,6%)
0063CM3648
NOTE:
TheUpsilonboilerscanberunonpropane/lpg.Thelpg-gashastohaveapropane
purityofatleast90%.Whenthebutane-levelisgreaterthen10%thewarranty
conditionsontheheatexchangersarenotvalid.
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