High ef
fi
ciency heat recovery unit with cooling circuit -
RHE
-
9
Selection, installation, use and maintenance manual
GB
1) Inlet/outlet water temperature 70/60°C. Compressor
running. Operating conditions: return air 20°C 50%,
external air -2°C 80%;
(2) Inlet/outlet water temperature 45/40°C. Compressor
running. Operating conditions: return air 20°C 50%,
external air -5°C 80%;
MBCH - Water heating coil
10
15
25
33
Rows
[n]
2
2
2
2
Front surfaces
[m
2
]
0,238
0,238
0,238
0,314
Air side pressure drop at nominal flow rate
[Pa]
7
18
37
37
Heating capacity
(1)
[kW]
7,68
10,35
15,56
19,7
Heating capacity
(2)
[kW]
2,57
4,04
6,45
7,6
Water flow rate
(1)
[l/h]
673
906
1363
1725
Water side pressure drop (nominal conditions)
(1)
[kPa]
11
8
18
32
Water flow rate
(2)
[l/h]
446
700
1118
1311
Water side pressure drop (nominal conditions)
(2)
[kPa]
3
6
14
22
Water coil manifolds diameter
[in]
3/4”
3/4”
3/4”
3/4”
MBCX - Electric heating coil
Power supply
3 ph - 400 V - 50 Hz
(power supply separated from unit power sup
ply)
Heating capacity
[kW]
5
7,5
12,5
16,5
Air side pressure drop at nominal flow rate
[Pa]
10
10
10
10
Stages
[n]
1
1
1
1
Electric absorbed current
[A]
7,6
11,4
19,0
25,1
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