Hisense HZX-4.0AEC Operation Installation Maintenance Manual page 12

L2 the Length of thermistor for Outlet air/Inlet air/Liquid Pipe/Gas Pipe.The length is no more
than 0m.
L3: the Length of control wires for electrical expansion valve.The length is no more than 0m.
Ti: the suction air temperature just before the dx-coil. The temperature range:
(DB) to
Cooling: 7 o
C
Heating: 0 o (DB) to
C
W: the total AHU capacity with AHU KIT to outdoor unit capacity.
W: the total standard indoor unit capacity to outdoor unit capacity.
For Multi combination with AHU and standard indoor unit
W2: no more than 30% ; W1+W2:no more than 110%
For Single combination with only AHU:
W2: no more than 100%
Selection and Limitation of Heat Exchanger of AHU
Select the Heat Exchanger of AHU (field-supplied ) according to the technical data and limitations
mentioned below.
Lifetime of the outdoor unit, operation range or operation reliability may be influenced if you neglect
these limitations.
Nom Heat
AHU
Exchanger
CONNECTION
Capacity of
KIT Model
AHU
HZX-2.0AEC
HZX-4.0AEC
HZX-6.0AEC
HZX-10.0AEC
12HP
14HP
HZX-20.0AEC 16HP
18HP
22HP
24HP
26HP
HZX-30.0AEC
28HP
30HP
* Cooling and heating capacity data based on the following indoor and outdoor temperature conditions:
Operation conditions
,QGRRU DLU LQOHW WHPSHUDWXUH
2XWGRRU DLU LQOHW WHPSHUDWXUH
'% GU\ EXOE :% ZHW EXOE
3LSH OHQJWK  P SLSH KHLJKW  P
0
o C (DB)/ (WB)
35 3 o
C
C (DB)
7 o
Capacity
Allowed heat exchanger
Code
Setting
Mode
(DSW3)
Cooling
Heating
2HP
Cooling
4HP
Heating
Cooling
6HP
Heating
Cooling
8HP
Heating
Cooling
10HP
Heating
Cooling
Heating
Cooling
Heating
Cooling
Heating
Cooling
Heating
Cooling
20HP
Heating
Cooling
Heating
Cooling
Heating
Cooling
Heating
Cooling
Heating
Cooling
Heating
*
Cooling
'%  ƒ&
WB   ƒ&
'%  ƒ&
WB —
Heat exchanger
volume (dm )
capacity (kW) *
Min Nom Max
Min
4.0 5.0 5.6
0.57
4.5 5.6 7.1
7.1 9.0 11.2
1.03
8.0 10.0 12.5
11.2 16.0
14.0
1.92
12.5 16.0 18.0
16.0 20.0 22.4
2.92
17.9 22.4 25.0
20.0 25.0 28.0
3.89
22.4 28.0 31.5
30.0
28.0 33.5
4.76
31.5 33.5 37.5
33.5 35.0 40.0
5.85
37.5 40.0 45.0
40.0 43.0 45.0
6.79
45.0 47.5 50.0
45.0 48.0
50.0
7.57
50.0 53.0
56.0
50.0 52.0 56.0
8.47
56.0 60.0 63.0
56.0 58.0 61.5
9.04
63.0 66.0
69.0
61.5 65.0 69.0
9.50
69.0 75.0 77.5
69.0 71.0 73.0
10.39
77.5 79.0 82.5
73.0 76.0
80.0
11.39
82.5 86.0
90.0
80.0 82.0 85.0
12.36
90.0 92.0 95.0
*
Cooling:
*
Heating
1.evaporation temperature:7
2.Superheat (SH) : 5 K
 ƒ&
3.Pressure drop of the refrigerant flow in heat exchanger :
— Max. 0.15MPa.
*
Heating:
 ƒ&
1.condensation temperature:47
2.Subcool (SC) = 15 K
 ƒ&
3.Pressure drop of the refrigerant flow in heat exchanger :
Max. 0.06MPa.
Equivalent
indoor unit
3
capacity
Max
1.16
2HP
2.37
4HP
2.92
6HP
3.89
8HP
4.76
10HP
5.91
12HP
6.89
14HP
8.00
16HP
8.92
18HP
9.97
20HP
11.13
22HP
12.34
24HP
12.89
26HP
13.86
28HP
14.73
30HP
o C
o C