General information
10
TECHNICAL DATA
DESCRIPTION
u.m.
REX
40
50
62
75
85
95
100
120
130
Effective rated
[1]
kW
420
500
620
750
850
950
1020
1200
1300
Thermal capacity
kW
455
542
672
813
921
1030
1106
1301
1409
Efficiency at 100% (ref. P.C.I.)
[1]
%
92,38
92,25
92,26
92,25
92,29
92,23
92,22
92,24
92,26
Efficiency of 100% (stars)
[2]
%
**
-
-
-
-
-
-
-
-
Max gas flow rate - G20
Stm
3
/h
48,11
57,35
71,11
86,03
97,46
108,99
117,04
137,67
149,1
Max gas flow rate - G30
kg/h
35,71
42,57
52,78
63,85
72,33
80,89
86,86
102,18
110,66
Max gas flow rate - G31
kg/h
35,32
42,11
52,21
63,16
71,55
80,02
85,92
101,07
109,46
Max flue gas flow rate
kg/h
716,84
854,52
1059,54
1281,85
1452,15
1623,95
1743,9
2051,28
2221,59
Efficiency at 30% (ref. N.C.V.)
[1]
%
91,8
91,9
91,8
91,8
91,8
91,7
91,9
91,8
91,7
Pressure drops on exhaust side
mbar
4,5
4,2
6,4
5,2
7,2
5,2
4
5,5
6,5
Heat losses through the chimney
%
6,82
6,95
6,94
6,95
6,91
6,97
6,98
6,96
6,94
Heat losses through the casing
%
0,8
0,8
0,8
0,8
0,8
0,8
0,8
0,8
0,8
Heat losses with burner off
%
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
0,1
Flue gas temperature (Nom. output, air = 20°C) - GAS
°C
182
185
185
185
184
185
186
185
185
Flue gas temperature (Nom. output, air = 20°C) - OIL
°C
185
188
188
188
187
188
189
188
188
Flue gas temperature (Nom. output, air = 20°C) - FUEL
OIL
°C
184
187
187
187
187
188
188
188
187
CO
2
- GAS
%
10,5
10,5
10,5
10,5
10,5
10,5
10,5
10,5
10,5
CO
2
- OIL
%
13,5
13,5
13,5
13,5
13,5
13,5
13,5
13,5
13,5
CO
2
- FUEL OIL
%
14
14
14
14
14
14
14
14
14
Fluid pressure drop (ΔT=12K)
mbar
42
60
92
55
71
89
42
58
68
Rated pressure
bar
5
5
5
5
5
5
5
5
5
Total weight
Kg
584
853
963
1205
1205
1417
1843
1843
1843
Total capacity
l
360
540
645
855
855
950
1200
1200
1200
Rated frequency ~ voltage
Volt ~
Hz
230 ~ 50
230 ~ 50
230 ~ 50
230 ~ 50
230 ~ 50
230 ~ 50
230 ~ 50
230 ~ 50
230 ~ 50
Electric protection rating
IP
40
40
40
40
40
40
40
40
40
Absorbed power
[3]
W
20
20
20
20
20
20
20
20
20
Allowed fuels
Methane - LPG - Diesel - Naphtha
[1]
Average temperature 70°C.
[2]
Efficiency Directive 92/42/EEC.
[3]
With electronic control unit (circulator and burner excluded).
Cooke Industries - Phone: +64 9 579 2185 Email: [email protected] Web: www.cookeindustries.co.nz