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INSTRUCTIONS— GAS AIR HEATER -
MINIGAZ Eco
MH Eco, MC Eco, MV Eco– NT09004I-GB – 29/11/2017
TYPE
MH16 Eco MH21 Eco MH28 Eco MH35 Eco MH50 Eco MH60 Eco MH80 Eco
Rated heat input
kW
14,2
20
27
34
50
60
80
Rated heating capacity
kW
13,1
18,5
25
31,5
46,3
55,5
74
Efficiency
%
92,5
92,5
92,5
92,5
92,5
92,5
92,5
Minimum rated heating capacity
kW
10,5
14,8
20
25,2
37
44,4
59,2
Efficiency (min. rated heating capacity)
%
92
92
92
92
92
92
92
Speed rotation
tr/mn
1350
920
1350
1050
1350
910
900
Air flow rate at 50 °C
m
3
/h
1500
1650
2300
3250
5300
6500
8800
Air DeltaT°
°C
24
24
26
26
25
25
25
Airthrow
m
12
12
16
23
28
28
28
Gas flow rate at 15°C G20
G25
G31
20 mbar
25 mbar
37 mbar
1.50 m
3
/ h
1.67 m
3
/ h
1.11 kg/h
2.12 m
3
/ h
2.35 m
3
/ h
1.56 kg/h
2.86 m
3
/ h
3.18 m
3
/ h
2.11 kg/h
3.60 m
3
/ h
4.00m
3
/ h
2.66 kg/h
5.29 m
3
/ h
5.88 m
3
/ h
3.91 kg/h
6.35 m
3
/ h
7.06 m
3
/ h
4.69 kg/h
8.47 m
3
/ h
9.41 m
3
/ h
6.25 kg/h
Exhaust diam.
mm
80 / 125
80 / 125
80 / 125
80 / 125
130
130
130
Air inlet diam.
mm
130
130
130
Voltage
230 Volts / 50 Hz - IP42
Electrical power
VA
290
300
310
320
500
580
750
Mass
kg
54
82
82
92
125
152
194
Sound pressure (MH Eco) - 5m in free
field
dBA
42
43
47
46
56
54
53
2-1 Technical features of axial suspended gas air heaters MH Eco
Size features for MH Eco models
MH Eco type
The MH Eco gas air heaters are equipped with
an axial fan.
That model has been designed for direct blo-
wing and are equipped with a vertical and hori-
zontal outlet grid.
A
B
C
Ø gaz
MH16 Eco
810
780
356
1/2’’
MH21 Eco
1 040
800
460
1/2’’
MH28 Eco
1 040
820
460
1/2’’
MH35 Eco
1 040
840
510
1/2’’
MH50 Eco
1 040
840
700
1/2’’
MH60 Eco
1 120
840
820
3/4’’
MH80 Eco
1 120
840
1075
3/4’’
2- TECHNICAL FEATURES OF MINIGAZ Evolution Eco GAS AIR HEATERS
Connections for16/21/28/35 models
Connections for 50/60/80 models