Heat recovery units with refrigeration circuit - URX_CF -
9
Selection and installation manual
GB
ACCESSORIES
(1) Inlet/outlet water temperature 70/60°C. Compressor
running. Operating conditions: return air 26°C 50%,
external air 34°C 50%;
(2) Inlet/outlet water temperature 45/40°C. Compressor
running. Operating conditions: return air 26°C 50%,
external air 34°C 50%;
MBC - Water heating coil
07 10 15 21 33
Rows [n]
22222
Front surfaces [m
2
]
0,13 0,13 0,24 0,24 0,29
Air side pressure drop at nominal flow rate [Pa]
11 18 23 42 78
Heating capacity
(1)
[kW]
5,0 6,0 8,7 10,3 16,8
Heating capacity
(2)
[kW]
1,9 2,2 3,4 3,7 7,5
Water flow rate
(1)
[l/h]
442 523 763 902 1475
Water side pressure drop
(1)
[kPa]
16 22 9 12 31
Water flow rate
(2)
[l/h]
336 382 584 638 1306
Water side pressure drop
(2)
[kPa]
11 14 6 7 28
MBX - Electric heating coil
Alimentation
3 ph - 400 V - 50 Hz (separate power supply from the unit)
Heating capacity [kW]
3,0 4,5 6,0 9,0 12,0
Air side pressure drop at nominal flow rate [Pa]
10 10 10 10 10
Stages [n]
11111
Electric heating element current input [A]
4,6 6,8 9,1 13,7 18,2
RBX - Electric preheating coil
Alimentation
3 ph - 400 V - 50 Hz (separate power supply from the unit)
Heating capacity [kW]
4,0 6,0 8,0 12,0 18,0
Air side pressure drop at nominal flow rate [Pa]
10 10 10 10 10
Stages [n]
22222
Electric heating element current input [A]
5,8 8,6 11,4 17,2 26
Manifold diameters
Condensate drain pan discharge diameter [in]
1” 1” 1” 1” 1”
Water coil manifold diameter [in]
3/4” 3/4” 3/4” 3/4” 3/4”