26
24
Technical Specifications
Maximum Operating Pressure
Primary: 3 bar
Secondary: 10 bar
Factory Test Pressure
Primary: 4.5 bar
Secondary: 13 bar
Maximum Operating
Tem pe ratur e
90°C
Power Supply
230v 50Hz
Note : The above performances are based on the hot water being blended at point of
use,with a boiler temperature of 90°C and a domestic cold water inlet of 10°C.
HM70 HM70 HM100 HM100
Oil Gas/LPG Oil Gas/LPG
Code
04604501 04604501 04604401 04604401
Fuel
Oil (28 sec or 35 sec) Natural gas/LPG Oil (28 sec or 35 sec) Natural gas/LPG
Burner options type
Riello
BG2000-S or Riello
Riello BG2000-S or Riello
Input kW
69.9 69.9 107 107
Maximum output kW
63 63 96.3 96.3
Primary capacity L
108 108 130 130
Total capacity L
239 239 330 330
Heating surface area m
2
3.14 3.14 3.95 3.95
Primary circuit pressure drop mbar
46 46 83 83
DHW tank pressure drop mbar
45 45 180 180
Flue circuit pressure drop mbar
0.6 0.6 1.4 1.4
DHW connection (male BSP)
Ø1" 1" 1" 1"
Primary connection (female BSP)
Ø1
1
/
2
”
1
1
/
2
”
1
1
/
2
”
1
1
/
2
”
Flue connection (G) Ø mm
150 150 150 150
Flue connection options type
B23 B23/C13/ C33/C53 B23 B23/C13/C33/C5
Dimensions A mm
1743 1743 2093 2093
Bmm
1630 1630 2030 2030
Cmm
678 678 678 678
Dmm
931 937(BG 2000)/958(Riello) 931 937(BG 2000)/958(Riello)
Emm
680 680 680 680
Fmm
390 390 390 390
H* mm
1289 1289 1693 1693
Jmm
285 285 285 285
BG2000 air intake connection Ø mm
n/a 80 n/a 100
Weight empty Kg
279 279 333 333
Weight full Kg
518 518 663 663
Minimum working gas pressure mbar
n/a 20(Nat Gas)/37(LPG) n/a 20(Nat Gas)/37(LPG)
Gas flow rate
m
3
/h n/a 7.40(Nat Gas)/2.86(LPG) n/a 8.99(Nat Gas)/3.47(LPG)
HM70 HM100
Peak flow 40°C L/10' 646 905
Peak flow 45°C L/10' 543 777
Peak flow 60°C L/10' 346 514
Peak flow 40°C L/60' 2133 3172
Peak flow 45°C L/60' 1794 2680
Peak flow 60°C L/60' 1219 1813
Continuous flow 40°C L/h 1835 2776
Continuous flow 45°C L/h 1573 2379
Continuous flow 60°C L/h 1067 1665
Reheat time to 60°C min 16 13
Domestic Hot Water Performances
(all burners)
(all burners)
* The HeatMaster 100 is currently fitted with two heating flow outlets – the upper connection (recommended) is
shown by the dimension H.A second connection (compatible with the previous HM100N) is positioned 365mm lower.
HeatMaster® 70 -100