9
3.0
TECHNICAL DATA
Model Number
EKW45CE
EKW60CE
EKW85CE
EKW115CE
EKW145CE
EKW175CE
EKW205CE
EKW235CE
GENERAL DATA
Input (gross) – kW
44.0
61.5
83.5
116.9
146.5
175.8
205.2
234.5
Input (net) – kW
39.6
55.4
75.2
105.3
132.0
158.4
184.9
211.3
Recovery Rate (44° ΔT) – l/hr
806
1153
1567
2164
2768
3302
3865
4338
Recovery Rate (50° ΔT) – l/hr
709
1014
1379
1904
2436
2905
3401
3819
Heat generator seasonal efficiency – %
93.8
95.9
96.1
94.7
97.8
96.1
96.4
94.7
Shipping Weight – kg
75
79
102
129
138
154
168
184
NO
X
Class
5
GAS DATA – G20
Nominal gas inlet pressure – mbar
20
Maximum gas inlet pressure – mbar
25
Minimum gas inlet pressure – mbar
17.5
Gas flow rate – m
3
/hr
4.2
5.9
8.0
11.1
14.0
16.8
19.6
22.3
Flue gas mass rate – g/sec
(@ 9.0% CO
2
)
16.0
22.3
30.4
42.5
53.2
63.9
74.6
85.2
Gas inlet connection size – “ BSP
½
½
¾
1
1
1
1
1
GAS DATA – G31
Nominal gas inlet pressure – mbar
37
Maximum gas inlet pressure – mbar
45
Minimum gas inlet pressure – mbar
27
Gas flow rate – m
3
/hr
1.7
2.3
3.1
4.4
5.5
6.6
7.7
8.8
Flue gas mass rate – g/sec
(@ 10.5% CO
2
)
16.7
23.2
31.6
44.2
55.4
66.6
77.6
88.8
Gas inlet connection size – “ BSP
½
½
¾
1
1
1
1
1
WATER DATA
Water content – litres
4.9
6.4
9.1
12.9
15.9
15.9
18.9
21.6
Water connections (F & R) – “ BSP
1 ¼
2
Max. water pressure (PMS) – bar
11.0
Min. water pressure – bar
0.5
Test pressure – bar
16.5
Maximum water temperature –
C
80
FLUE DATA TYPE B
23
Nominal flue diameter – mm
80
100
150
Maximum flue gas temp. –
C
120
Maximum equivalent length – m
60
Equivalent length 90
bend – mm
1000
1500
Equivalent length 45
bend – mm
500
900
Flue gas temperature –
C
70
Flue draught requirements – mbar
-0.03 to -0.1
FLUE DATA TYPE C
13
& C
33
Nominal flue diameter – mm
80/125
100/150
150/220
Maximum flue gas temp. –
C
120
Maximum equivalent length – m
30
13
30‡
Equivalent length 90
bend – mm
1000
1500
Equivalent length 45
bend – mm
500
900
FLUE DATA TYPE C
43
& C
53
Nominal flue diameter – mm
80
100
150
Average flue gas temp. –
C
(80/60 Flow/Return)
70
Maximum flue gas temp. –
C
120
Maximum equivalent length – m
60*
Equivalent length 90
bend – mm
1000
1500
Equivalent length 45
bend – mm
500
900
TABLE 3.1
TECHNICAL DATA
‡
EKW175CE, EKW205 and EKW235CE use a concentric terminal only. The remainder of the flue system is to
be constructed from 150mm single wall components.
*
On twin pipe systems, the maximum equivalent length is the sum the air inlet components and the exhaust
components.
