Facoty with 260,000 Square Meters and 15 year's manufacturing and exporting experience of whole range's HVAC products
1. About our Factory:
Shandong Tianqu Cooling Technology Co., Ltd, was originated from LARK Central Air Conditioning, which is founded in 2007 and one of the major manufacturer for central air conditioning products.



We are professional on R&D, production, project design and installation, after sales service. Totally covering 260,000 square meters, investing 360 million RMB, owning high qualified machines from Germany and Japan to ensure high level products.
OUR ADVANTAGE:
1. 15 YEARS' EXPERIENCE IN MANUFACTURING AND DESIGNING FULL RANGES' HVAC PRODUCTS;
2. Exported to more than 60 COUNTRIES, WITH RELIABLE QUALITY
3. OEM/ODM and customized products available;
4. High Quality Products with Reasonable price;
5. Full Range's HVAC products' Manfufacturer, you one stop's HVAC solutions provider
We take care of every section of process and service for clients. Qualified products are produced according to ISO 9001:2000 and ISO14001:2004, , we flexibly provides wide range of Packaged rooftop Units, High Pressure Duct type, Condensing Units, Mini Chillers, Modular Chillers, Air Cooled Screw Chillers, Water Cooled Screw Chillers, Water Source Heat Pump, Water Cooled Packaged Units, Fan Coils, AHUs, HRVs and etc. Our market is based in China, and we have sold to Europe, America, Africa, Middle East, Australia, Asia and etc. Our products have been sold to over 60 countries.
Besides previously Lark brand, now we also have one new brand-Top Air.
Top Air, it is your top choice on HVAC products!
2. About our Fan Coil Units:
Our Advantage:
Full Range: duct type FCU(three rows and four rows optional, horizontal and vertical type optional, concealed or expoised optional), cassette type(four way and one way optional), ceiling & floor type(convertible type) and wall mounted type;
Full air Volume: 340/510/680/850/1020/1360/1700/2040/2360 m3/h for normal FCU and volume 2,000m3/h to 14,000 m3/h with ceiling suspended type;
FCU Served Areas:
Residential, Commercial and institutional buildings
Features:
Introduction
• LARK's Fan Coil units are ideally designed for the air condition of the residential, commercial and institutional buildings with low static pressure application. They provide flexible operation and control of indoor conditions in individual spaces.
• The units cover an air flow range of 340 to 2,380 m3/h nominal, whole range FCUs, including Duct type, Cassette type, Ceiling & Floor type and Wall Mounted Type.
• The standard unit consists of a coil section, suitable for both chilled/hot water, a fan section with a direct driven centrifugal fan and a flat filter.
Outstanding features
• Units are manufactured in ISO9001-2000 certified facility.
• Units are manufactured in ISO14001-1996 certified facility.
• Units are rated in accordance with A RI 440 standard.
Specifications coils
All coils are constructed of 3/8 inch diameter copper tubes mechanically expanded into aluminum fins. The coil fins are spaced at 10 fins per inches standard. All coils are tested at 450 Psig
Fans
All units are provided with forward curved centrifugal fans of the double inlet type that are designed for maximum efficiency and uniform are distribution. The fans are statically and dynamically balanced to ensure quiet operation and optimal performance. All fans are of the direct driven type.
Motors
Motors are driven by permanent split capacitor electric motors and are of the three-speed type (with internal thermal protection).
Filters
All units except the deluxe type are provided with aluminum mesh media flat filter.The deluxe type are provided with washable type flat filter.
Horizontal or Vertical fan coil unit (three rows) performance parameters
Product Type |
LFP34 |
LFP51 |
LFP68 |
LFP85 |
LFP102 |
LFP136 |
LFP170 |
LFP204 |
LFP238 |
Air Flow |
High |
m3/h |
340 |
410 |
680 |
850 |
1020 |
1360 |
1700 |
2040 |
2380 |
Middle |
m3/h |
300 |
440 |
560 |
700 |
830 |
1100 |
1380 |
1640 |
1910 |
Low |
m3/h |
230 |
330 |
420 |
530 |
630 |
830 |
1040 |
1230 |
1430 |
Total cooling capacity |
High |
W |
2120 |
2950 |
4090 |
4700 |
5580 |
7370 |
9700 |
11290 |
13410 |
Middle |
W |
2000 |
2780 |
3670 |
4140 |
5130 |
6670 |
8930 |
10710 |
12710 |
Low |
W |
1790 |
2430 |
2970 |
3460 |
4380 |
5650 |
7620 |
9160 |
10950 |
Sensible cooling capacity |
High |
W |
1565 |
2115 |
3065 |
3535 |
4235 |
5745 |
7600 |
8900 |
10465 |
Middle |
W |
1450 |
1965 |
2655 |
3015 |
3730 |
4895 |
6490 |
7980 |
9430 |
Low |
W |
1240 |
1680 |
2045 |
2400 |
3050 |
3955 |
5310 |
6570 |
7810 |
Total heating capacity |
High |
W |
3600 |
5040 |
7030 |
7870 |
9420 |
12600 |
16200 |
19200 |
22800 |
Middle |
W |
3265 |
4510 |
5900 |
6625 |
8415 |
10800 |
14560 |
17350 |
20615 |
Low |
W |
2750 |
3720 |
4600 |
5250 |
6870 |
8755 |
11880 |
14200 |
16950 |
Fan quantity |
|
1 |
2 |
2 |
2 |
2 |
3 |
4 |
4 |
4 |
Fan motor Input power |
12Pa |
W |
37 |
52 |
62 |
76 |
96 |
134 |
152 |
189 |
226 |
30Pa |
W |
44 |
59 |
72 |
87 |
108 |
156 |
174 |
212 |
256 |
50Pa |
W |
49 |
66 |
84 |
100 |
118 |
174 |
210 |
250 |
299 |
Power Supply |
|
V/PH/Hz |
220/1/50 |
Noise |
12Pa |
dB(A) |
37 |
39 |
41 |
43 |
45 |
46 |
48 |
50 |
52 |
30Pa |
dB(A) |
40 |
42 |
44 |
46 |
48 |
48 |
50 |
52 |
54 |
50Pa |
dB(A) |
42 |
44 |
46 |
47 |
49 |
50 |
52 |
54 |
56 |
Water Flow |
kg/h |
365 |
560 |
705 |
880 |
980 |
1270 |
1670 |
1940 |
2306 |
Water Resistance |
kPa |
4.2 |
7.8 |
15.1 |
21.5 |
32.1 |
12.6 |
20.5 |
23.6 |
26.7 |
Draining pipe |
mm |
Rc3/4"(DN20) |
Weight |
Horizontal concealed |
Kg |
11 |
14 |
15 |
16 |
18 |
23 |
27 |
29 |
34 |
Horizontal exposed |
Kg |
24 |
26 |
31 |
36 |
40 |
46 |
55 |
66 |
75 |
Vertical concealed |
Kg |
16 |
20 |
21 |
23 |
26 |
33 |
39 |
41 |
47 |
Vertical exposed |
Kg |
31 |
33 |
35 |
36 |
41 |
47 |
57 |
59 |
65 |
Performance values refer to the following conditions:
• Cooling capacity is measured under the condition : Air inlet temperature DB 27ºC/WB 19.5ºC ,water inlet/outlet temperature 7ºC/ 12ºC ;
• Heating capacity is measured under the condition : Ambient temperature DB 21ºC ,water inlet temperature 60ºC.
Cassette Type Fan Coil Units:
Cassette Type FCU |
Product Type |
LFP34Ca |
LFP51Ca |
LFP68Ca |
LFP85Ca |
LFP102Ca |
LFP136Ca |
LFP170Ca |
LFP204Ca |
LFP238Ca |
LFP272Ca |
Power Supply |
220V/50HZ/60HZ |
Air Flow |
m3/h |
360 |
510 |
680 |
850 |
1020 |
1360 |
1700 |
2040 |
2380 |
2720 |
Cooling capacity/Heating Capacity |
W |
1950/2000 |
2700/4050 |
3600/5400 |
4500/6750 |
5400/8100 |
7200/10800 |
9000/13500 |
10800/16200 |
12600/18900 |
13200/13500 |
Fan motor Input power |
|
W |
40 |
50 |
65 |
70 |
110 |
130 |
150 |
185 |
190 |
230 |
Input Current |
|
A |
|
0.23 |
0.28 |
0.32 |
0.49 |
0.55 |
0.68 |
0.85 |
0.91 |
|
Controlling method |
|
|
Remote controller or wired controller |
Noise |
|
dB(A) |
39 |
39 |
41 |
43 |
45 |
46 |
48 |
50 |
51 |
53 |
Water Flow |
M3/h |
0.33 |
0.52 |
0.62 |
0.86 |
0.98 |
1.22 |
1.58 |
1.92 |
2.1 |
2.2 |
Water Resistence |
kPa |
11 |
14 |
16 |
18 |
22 |
25 |
39 |
44 |
44 |
42 |
water pipe connections |
mm |
ZG3/4"(DN20) |
Draining pipe |
mm |
φ26 |
Unit dimension (L×W×H) |
net |
mm |
590×590×242 |
750×750×242 |
840×840×242 |
840×840×292 |
946×946×292 |
Panel dimension (L×W×H) |
net |
mm |
650×650×40 |
850×850×40 |
950×950×40 |
950×950×40 |
1050×1050×40 |
Unit weight |
Net |
kg |
19 |
20 |
20 |
24.5 |
25.5 |
27.5 |
29.5 |
29.5 |
30 |
33 |
Panel weight |
net |
kg |
2.2 |
4.2 |
5 |
6 |
Ceiling & Floor(Convertible Type):
Ceiling & Floor Type(Convertible type) FCU |
Product Type |
LFP51Ce |
LFP68Ce |
LFP85Ce |
LFP102Ce |
LFP136Ce |
LFP170Ce |
LFP204Ce |
LFP238Ce |
Power Supply |
220V/50HZ/60HZ |
Air Flow |
m3/h |
510 |
680 |
850 |
1020 |
1360 |
1700 |
2040 |
2380 |
Cooling capacity/Heating Capacity |
W |
2700/4050 |
3600/5400 |
4500/6750 |
5400/8100 |
7200/10800 |
9000/13500 |
10800/16200 |
12600/18900 |
Fan motor Input power |
|
W |
45 |
50 |
80 |
110 |
120 |
150 |
170 |
188 |
Input Current |
|
A |
0.19 |
0.23 |
0.36 |
0.49 |
0.54 |
0.68 |
0.82 |
0.9 |
Controlling method |
|
|
Remote Controller or Wired Controller |
Noise |
|
dB(A) |
39 |
41 |
43 |
45 |
46 |
48 |
50 |
51 |
Water Flow |
M3/h |
0.52 |
0.62 |
0.86 |
0.98 |
1.22 |
1.58 |
1.92 |
2.1 |
Water Resistence |
kPa |
14 |
16 |
18 |
22 |
25 |
39 |
44 |
44 |
water pipe connection |
Inlet Pipe |
ZG3/4" |
Outlet Pipe |
ZG3/4" |
Unit dimension (L×W×H) |
net |
mm |
905×673×243 |
905×673×243 |
905×673×243 |
1288×673×243 |
1288×673×243 |
1672×673×243 |
1672×673×243 |
1672×673×243 |
Packaging |
mm |
995×765×311 |
995×765×311 |
995×765×311 |
1375×765×311 |
1375×765×311 |
1760×765×311 |
1760×765×311 |
1760×765×311 |
Wall Mounted Type FCU:
Wall Mounted Type FCU |
Product Type |
LFP51BM |
LFP68BM |
LFP85BM |
LFP136BM |
Power Supply |
220V/50HZ/60HZ |
Air Flow |
m3/h |
510 |
680 |
850 |
1360 |
Cooling capacity/Heating Capacity |
W |
2700/4050 |
3600/5400 |
4500/6750 |
7200/10800 |
Fan motor Input power |
|
W |
30 |
39 |
45 |
90 |
Input Current |
|
A |
0.14 |
0.18 |
0.21 |
0.43 |
Controlling method |
|
|
Remote Controller or Wired Controller |
Noise |
|
dB(A) |
39 |
41 |
43 |
46 |
Water Flow |
M3/h |
0.52 |
0.62 |
0.86 |
1.22 |
Water Resistence |
kPa |
14 |
16 |
18 |
25 |
water pipe connection |
Inlet Pipe |
ZG1/2" |
Outlet Pipe |
ZG1/2" |
Unit dimension (L×W×H) |
net |
mm |
795×285×215 |
795×285×215 |
990×330×230 |
1090×330×255 |
Packaging |
mm |
905×370×283 |
905×370×283 |
1065×375×275 |
1145×375×315 |
3. FAQ
Q1: Are you a manufacturer?
A1: Yes, we have more than 15 years in manufacturing and exporting HVAC products. Our factory located in Zaozhuang city, Shandong Province, China; Welcome to visit us at any time convenient for you.
Q2: Could you help us to choose the model for our project?
A2: Yes, we have experienced engineer to check the details and choose the correct model for you. Based on the following parameters:
Application industry;
AIR VOLUME AND ESP NEEDED
Cooling capacity;
If you don't know, you can offer the flow rate to your machine, temperature in and temperature out from your using part;
Power Supply: Voltage/Phase/Frequency;
Any other special requirements.
Q3: How to ensure your product with good quality?
A3: All our products with CE certificate and our company Strictly comply with ISO9001 quality management system. We adopt the worldwide famous brand accessories, such as DANFOS, COPLAND, PANASONIC compressors, Schneidr electrical components, DANFOS/EMERSON refrigeration components. Each unit will be fully tested before leaving factory.
Q4: What's the warranty?
A4: 1 year warranty for the whole unit;
Q5: What's the payment mean?
A5: For new client, 30% TT before production as deposit, rest balance before shipment is standard payment mean. For long term's business, LC at sight also available;