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page no. 6 of 44
HEMNVx & HEMSL Range Users, Installation & Servicing Instructions Doc Ref M103 issue 3.6 Mar 2020.
C
B
A
D
Model
10-3
15-4
18-5
25-5
30-6
40-8
50-6
60-7
75-9 100-12 110-13 125-15 150-18 175-21
Dimension
A
550
550
550
680
680
680
1050 1050 1050
1050
1050
1050
1050
1050
B
305
458
458
531
531
741
531
601
741
950
1132
1272
1482
1690
C
590
590
590
648
648
648
800
800
800
800
930
930
930
930
D
400
400
380
400
380
380
400
400
400
400
500
500
500
500
Flue Diameter
80
80
80
100
100
100
100
130
130
130
130
130
130
130
Model HEM-NVx
10-3
15-4
18-5
25-5
30-6
40-8
50-6
60-7
75-9 100-12 110-13 125-15 150-18 175-21
Output
Max
kW
9.6
14.5
17.7
23.6
27.4
36.0
44.8
54.2
67.6
91.9
98.0
112.0 134.9 154.4
Min.
kW
5.0
9.8
11.9
15.7
18.2
23.2
29.0
36.4
49.6
62.5
66.0
76.5
78.8
112.8
Temp
Rise
Δt °C
35
Air Off
Max
°C
70
Airflow
Min. Airflow
m
3
/s
0.34
0.44
0.58
0.71
0.86
1.01
1.55
1.94
2.28
2.78
2.99
3.39
4.14
4.67
Min. Airflow ΔP
Pa
43
26
45
32
47
31
59
67
59
54
43
43
47
45
Electrics
V/ph/Hz
1N/230V/50~
Current
A/pha
0.30
0.9
Power
kW
0.07
0.21
Fuel
Natural
Gas
Connection
BSP/Rc
¾
1¼
Minimum Inlet Pressure
mbar
20.0
Rate
m
3
/h
1.09
1.72
2.09
2.77
3.22
4.18
5.26
6.52
8.10
10.92 11.62 13.37 16.27 18.40
Flue
Diameter
mm ø
80
100
130
Max Length Type B
m
14
16
3m max @
Ø130mm**
Max Length Type C
m
14*
16*
n/a
Nett Weight (single units)
kg
38
45
53
60
68
74
91
114
123
140
145
168
195
230
Two
Modules in
Series
Max Δt = 70°C
Heat Output
kW
19.2
29.1
35.4
47.2
54.9
72.0
89.5
108.4 135.2 183.8 196.0 224.0 269.7 308.8
Min. Airflow
m
3
/s
0.34
0.44
0.58
0.71
0.86
1.01
1.55
1.94
2.28
2.78
2.99
3.39
4.14
4.67
Min. ΔP
Pa
87
52
91
65
95
62
117
134
119
108
86
86
93
91
* length shown is maximum
calculated
length see section 2.1.4.2 ** see section 2.1.4.1 for longer flue runs
HEM-NVx