 
Super Duct 2.6—17kw
Cooling capacity: 2.6--17kW
Heating capacity: 2.8—18.5
kW
Electrical heater
(optional)
R410A
FEATURES
FIXED SPEED
100% capacity operation
SUPERIOR OPERATING RANGE
Up to 50°C DB cooling
SPLIT INSTALLATION
Connected by means of flare/welding coupling
STRUCTURE
Panels and base frame are made from
galvanized steel protected with polyester powder painting to ensure total
resistance to atmospheric agents. Powder coated outdoor panels to withstand
1000-hour salt spray exposure
HERMETIC COMPRESSOR
Single phase rotary type (mod. 10kw)
and 3-phase scroll compressor (mod.12-17kw), with thermal overload cut-out and
crankcase heater mounted on rubber vibration isolators.
CENTRIFUGAL FAN
Forward centrifugal fans, equipped with
single phase direct drive motors, low noise 6 poles, protection level IP54, three
speeds
CONDENSER
Horizontal condenser air discharge
High efficiency blue hydrophilic
aluminum fins heat exchanger ,factory insulated with flexible close cell
material.
EVAPORATOR
Compact indoor design, long air supply
distance.
Coils are consisting of seamless copper
tubes mechanically expanded into blue hydrophilic aluminum fins.
REFRIGERANT
CIRCUIT
Copper
tube connection with charge valve, filter
low pressure switch, high pressure switch
The heat pump unit is completed also with 4-way valve
ELECTRIC
PANEL
Compressor
protection
Control
circuit protection
Phase
sequence relay (only for 3-phase power supplied
Cooling/Heating/Fan/Auto
Error indication
Timing On/Off
Multi safety protection
High/low pressure protection
Overheat protection
Current overload protection
|
Item
|
Capacity
|
kW
|
2.6
|
3.5
|
5
|
|
|
1
|
Model
|
Unit
|
LDU-09HW
|
LDU-12HW
|
LDU-18HW
|
|
|
2
|
Power supply
|
V/Ph/Hz
|
220/1/50
|
220/1/50
|
220/1/50
|
|
|
3
|
Cooling
|
Capacity
|
Btu/h
|
8871
|
11942
|
17060
|
|
|
4
|
Capacity
|
W
|
2600
|
3500
|
5000
|
|
|
5
|
Input
|
W
|
900
|
1250
|
1750
|
|
|
6
|
Rated current
|
A
|
4.1
|
5.9
|
8.6
|
|
|
7
|
EER
|
W/W
|
2.85
|
2.8
|
2.85
|
|
|
8
|
Hot water coil Heating
|
Capacity
|
Btu/h
|
9897
|
13300
|
15350
|
|
|
9
|
Capacity
|
W
|
2900
|
3910
|
4500
|
|
|
10
|
Water flow
|
kg/h
|
250
|
340
|
380
|
|
|
11
|
Pressure drop
|
Kpa
|
10
|
12
|
18
|
|
|
12
|
Diameter of pipe
|
mm（inch）
|
19(3/4") internal thread
|
|
|
13
|
Moisture Removal in cooling mode
|
l/h
|
1
|
1.5
|
2
|
|
|
14
|
Max. input consumption
|
W
|
1350
|
1875
|
2625
|
|
|
15
|
Max. current
|
A
|
6.14
|
8.5
|
12
|
|
|
16
|
Starting current
|
A
|
20
|
30
|
45
|
|
|
17
|
Operation Control
|
|
wired controller
|
|
|
18
|
Static pressure
|
Pa
|
50
|
50
|
50
|
|
|
19
|
Indoor air flow (Hi)
|
m3/h
|
550
|
700
|
900
|
|
|
20
|
Indoor noise level (Hi)
|
dB(A)
|
45
|
47
|
48
|
|
|
21
|
Indoor weight
|
Net
|
kg
|
20
|
22
|
31
|
|
|
22
|
Gross
|
kg
|
30
|
25
|
34
|
|
|
23
|
Indoor dimension
|
Net (WxHxD)
|
mm
|
870*230*502
|
970*230*502
|
1170*230*502
|
|
|
24
|
Packing (WxHxD)
|
mm
|
900*265*530
|
1000*265*530
|
1200*265*530
|
|
|
25
|
Thickness
|
mm
|
230
|
230
|
230
|
|
|
26
|
Outdoor dimension
|
W
|
mm
|
760
|
760
|
850
|
|
|
27
|
H
|
mm
|
525
|
525
|
580
|
|
|
28
|
D
|
mm
|
255
|
255
|
310
|
|
|
29
|
Packing (WxHxD)
|
mm
|
890*590*360
|
890*590*360
|
995*680*390
|
|
|
30
|
Outdoor weight
|
Net
|
kg
|
43
|
45
|
52
|
|
|
31
|
Gross
|
kg
|
52
|
56
|
57
|
|
|
32
|
Outdoor noise level (Hi)
|
dB(A)
|
60
|
60
|
63
|
|
|
33
|
Drain Pan
|
Material
|
|
powder coated galvanized steel（0.8mm）
|
|
|
34
|
Diameter of pipe
|
mm（inch）
|
19(3/4")
|
19(3/4")
|
19(3/4")
|
|
|
35
|
Refrigerant
|
Type
|
|
R410a
|
|
|
36
|
Charge
|
kg
|
0.9
|
1.2
|
1.8
|
|
|
37
|
Indoor unit filter
|
|
Aluminum construction filter included
|
|
|
38
|
Ambient temperature range
|
℃
|
T1
|
|
|
39
|
Piping Connection
|
Liquid
|
mm
|
6.35
|
6.35
|
6.35
|
|
|
40
|
Gas
|
mm
|
9.52
|
9.52
|
12.7
|
|
|
41
|
Max.pipe length
|
m
|
30
|
30
|
30
|
|
|
42
|
Max. difference
|
m
|
20
|
20
|
20
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Item
|
Capacity
|
kW
|
7
|
9.3
|
10
|
|
1
|
Model
|
Unit
|
LDU-24HW
|
LDU-30HW
|
LDU-36HW
|
|
2
|
Power supply
|
V/Ph/Hz
|
220/1/50
|
220/1/50
|
220/1/50
|
|
3
|
Cooling
|
Capacity
|
Btu/h
|
23844
|
32000
|
34120
|
|
4
|
Capacity
|
W
|
7000
|
9376
|
10000
|
|
5
|
Input
|
W
|
2480
|
3120
|
3540
|
|
6
|
Rated current
|
A
|
11.3
|
14.2
|
16.1
|
|
7
|
EER
|
W/W
|
2.82
|
2.82
|
2.82
|
|
8
|
Hot water coil Heating
|
Capacity
|
Btu/h
|
25600
|
29690
|
33445
|
|
9
|
Capacity
|
W
|
7500
|
8700
|
9800
|
|
10
|
Water flow
|
kg/h
|
640
|
750
|
850
|
|
11
|
Pressure drop
|
Kpa
|
24
|
27
|
28
|
|
12
|
Diameter of pipe
|
mm（inch）
|
19(3/4") internal thread
|
|
13
|
Moisture Removal in cooling mode
|
l/h
|
2.7
|
3
|
3.4
|
|
14
|
Max. input consumption
|
W
|
3500
|
4000
|
4600
|
|
15
|
Max. current
|
A
|
16
|
18
|
21
|
|
16
|
Starting current
|
A
|
60
|
60
|
65
|
|
17
|
Operation Control
|
|
wired controller（Touch screen）
|
|
18
|
Static pressure
|
Pa
|
50
|
50
|
50
|
|
19
|
Indoor air flow (Hi)
|
m3/h
|
1360
|
1500
|
1700
|
|
20
|
Indoor noise level (Hi)
|
dB(A)
|
44
|
45
|
46
|
|
21
|
Indoor weight
|
Net
|
kg
|
38
|
41
|
41
|
|
22
|
Gross
|
kg
|
43
|
44
|
44
|
|
23
|
Indoor dimension
|
Net (WxHxD)
|
mm
|
1370*230*502
|
1470*230*502
|
1470*230*502
|
|
24
|
Packing (WxHxD)
|
mm
|
1400*265*530
|
1500*265*530
|
1500*265*530
|
|
25
|
Thickness
|
mm
|
230
|
230
|
230
|
|
26
|
Outdoor dimension
|
W
|
mm
|
865
|
930
|
930
|
|
27
|
H
|
mm
|
710
|
920
|
920
|
|
28
|
D
|
mm
|
310
|
350
|
350
|
|
29
|
Packing (WxHxD)
|
mm
|
1025*790*395
|
1105*1120*435
|
1105*1120*435
|
|
30
|
Outdoor weight
|
Net
|
kg
|
55
|
60
|
66
|
|
31
|
Gross
|
kg
|
59
|
65
|
72
|
|
32
|
Outdoor noise level (Hi)
|
dB(A)
|
58
|
58
|
60
|
|
33
|
Drain Pan
|
Material
|
|
powder coated galvanized steel（0.8mm
thickness）
|
|
34
|
Diameter of pipe
|
mm（inch）
|
19(3/4")
|
|
35
|
Refrigerant
|
Type
|
|
R410a
|
|
36
|
Charge
|
kg
|
2.2
|
2.9
|
3.2
|
|
37
|
Indoor unit filter
|
|
Aluminum construction filter included
|
|
38
|
Ambient temperature range
|
℃
|
T1
|
T1
|
T1
|
|
39
|
Piping Connection
|
Liquid
|
mm
|
9.52
|
9.52
|
9.52
|
|
40
|
Gas
|
mm
|
15.88
|
19.05
|
19.05
|
|
41
|
Max. pipe length
|
m
|
30
|
30
|
50
|
|
42
|
Max. difference
|
m
|
20
|
20
|
30
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Item
|
Capacity
|
kW
|
12
|
14
|
17
|
|
1
|
Model
|
Unit
|
LDU-42HW
|
LDU-48HW
|
LDU-60HW
|
|
2
|
Power supply
|
V/Ph/Hz
|
220/1/50
|
220/1/50
|
380/3/50
|
|
3
|
Cooling
|
Capacity
|
Btu/h
|
40944
|
46000
|
55000
|
|
4
|
Capacity
|
W
|
12000
|
13500
|
16000
|
|
5
|
Input
|
W
|
4200
|
4800
|
5700
|
|
6
|
Rated current
|
A
|
19
|
21.8
|
9.7
|
|
7
|
EER
|
W/W
|
2.86
|
2.81
|
2.81
|
|
8
|
Hot water coil Heating
|
Capacity
|
Btu/h
|
37540
|
40944
|
48000
|
|
9
|
Capacity
|
W
|
11000
|
12000
|
14000
|
|
10
|
Water flow
|
kg/h
|
950
|
1010
|
1180
|
|
11
|
Pressure drop
|
Kpa
|
30
|
36
|
38
|
|
12
|
Diameter of pipe
|
mm（inch）
|
19(3/4") internal thread
|
|
13
|
Moisture Removal in cooling mode
|
l/h
|
4.8
|
5.8
|
6.8
|
|
14
|
Max. input consumption
|
W
|
5500
|
6350
|
8000
|
|
15
|
Max. current
|
A
|
25
|
28.9
|
14
|
|
16
|
Starting current
|
A
|
75
|
90
|
50
|
|
17
|
Operation Control
|
|
wired controller（Touch
screen）
|
|
18
|
Static pressure
|
Pa
|
50
|
50
|
50
|
|
19
|
Indoor air flow (Hi)
|
m3/h
|
2000
|
2380
|
2400
|
|
20
|
Indoor noise level (Hi)
|
dB(A)
|
46
|
47
|
47
|
|
21
|
Indoor weight
|
Net
|
kg
|
51
|
52
|
55
|
|
22
|
Gross
|
kg
|
56
|
56
|
59
|
|
23
|
Indoor dimension
|
Net (WxHxD)
|
mm
|
1870*230*502
|
1870*230*502
|
1870*230*502
|
|
24
|
Packing (WxHxD)
|
mm
|
1900*265*530
|
1900*265*530
|
1900*265*530
|
|
25
|
Thickness
|
mm
|
230
|
230
|
1900*265*530
|
|
26
|
Outdoor dimension
|
W
|
mm
|
910
|
910
|
910
|
|
27
|
H
|
mm
|
1080
|
1080
|
1080
|
|
28
|
D
|
mm
|
340
|
340
|
340
|
|
29
|
Packing (WxHxD)
|
mm
|
1080*1240*440
|
1080*1240*440
|
1080*1240*440
|
|
30
|
Outdoor weight
|
Net
|
kg
|
75
|
83
|
97
|
|
31
|
Gross
|
kg
|
81
|
87
|
112
|
|
32
|
Outdoor noise level (Hi)
|
dB(A)
|
62
|
62
|
65
|
|
33
|
Drain Pan
|
Material
|
|
powder coated galvanized steel（0.8mm
thickness）
|
|
34
|
Diameter of pipe
|
mm（inch）
|
19(3/4")
|
|
35
|
Refrigerant
|
Type
|
|
R410a
|
|
36
|
Charge
|
kg
|
3.5
|
3.8
|
4.2
|
|
37
|
Indoor unit filter
|
|
Aluminum construction filter included
|
|
38
|
Ambient temperature range
|
℃
|
T1
|
T1
|
T1
|
|
39
|
Piping Connection
|
Liquid
|
mm
|
9.52
|
9.52
|
9.52
|
|
40
|
Gas
|
mm
|
19.05
|
19.05
|
19.05
|
|
41
|
Max. pipe length
|
m
|
50
|
50
|
50
|
|
42
|
Max. difference
|
m
|
30
|
30
|
30
|
Remark: The above design and specification are subject to change without
prior notice for product improvement.
Rating Cooling Conditions：indoor Temperature 27℃ DB/19℃ WB ,outdoor
Temperature 35℃ DB/24℃ WB
Hot water coil heating Conditions ：water 60 deg in ;Air DB 21deg
|
