China Suppliers Factory CDB Dual-Discharge Cooler for Small Operating Rooms - Efficient & Versatile Cooling Solution
Product Features
CDB series commercial dual discharge coolers is mainly used in small operating rooms.
1. Casing
Al-Mg alloy sheet with powder coating RAL9003, strong anti-corrosion performance and light weight. Outer drip tray adopts integral hinged structure, easy to clean and operate.
2. Heat Exchanger Coil
Copper tubing Φ12, Spacing 38.1x33; Corrugated aluminium fins, fin spacing 4.2mm & 6.4mm.
3. Fans
Axial fans, working temperature -40℃~60℃, fans individually connected to junction box. Fan specification Φ350, number from 1 to 4, fan motors are divided into 4-poles and 6-poles to meet different noise requirements.
4. Defrosting
Standard use of electric defrosting, stainless heating pipes installed in the middle of coil and inner water plate. Independent electric heating tube junction box. Hot gas defrosting or coil hot gas defrosting & water plate electric defrosting can also be used.
5. Refrigerants
It can meet the requirements of R404A, R507A, R448A, R449A, R134a, R22 and other refrigerants.
Technical Data
| Model | KW | Cooling Area | Fan | Defrost electrical heater | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air volume (cmh) | Diameter of fans (mm) | Quantity (set) | Power (w) | Voltage | Coil (kw) | Quantity | Coil (W) | Quantity | Total (W) | Voltage (V) | |||
| DL3.9/20 | 3.9 | 20 | 3400 | 300 | 2 | 164 | (V) | 1600 | 2 | 1600 | 2 | 3200 | 220 |
| DL5.8/30 | 5.8 | 30 | 4600 | 350 | 2 | 250 | 220 | 2400 | 2 | 2400 | 2 | 4800 | 220 |
| DL7.8/40 | 7.8 | 40 | 4600 | 350 | 2 | 250 | 220 | 2400 | 2 | 2400 | 2 | 4800 | 220 |
| DL10.7/55 | 10.7 | 55 | 6900 | 350 | 3 | 375 | 220 | 3300 | 2 | 3300 | 2 | 6600 | 220 |
| DL15.5/80 | 15.5 | 80 | 9200 | 350 | 4 | 500 | 380 | 2400 | 2 | 2400 | 2 | 4800 | 380 |
| DL20.3/105 | 20.3 | 105 | 12000 | 400 | 4 | 740 | 380 | 4600 | 2 | 4600 | 2 | 9200 | 380 |
| DL26.2/135 | 26.2 | 135 | 16000 | 450 | 4 | 920 | 380 | 5000 | 2 | 5000 | 2 | 10000 | 380 |
| DL31.0/160 | 31.0 | 160 | 16000 | 450 | 4 | 920 | 380 | 5200 | 2 | 5200 | 2 | 10400 | 380 |
| DL35.9/185 | 35.9 | 185 | 16000 | 450 | 4 | 920 | 380 | 6000 | 2 | 6000 | 2 | 12000 | 380 |
| DL42.6/220 | 42.6 | 220 | 19200 | 450 | 4 | 1000 | 380 | 6400 | 2 | 6400 | 2 | 12800 | 380 |
| Model | KW | Cooling Area | Fan | Defrost electrical heater | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air volume (cmh) | Diameter of fans (mm) | Quantity (set) | Power (w) | Voltage | Coil (kw) | Quantity | Coil (W) | Quantity | Total (W) | Voltage (V) | |||
| DD2.7/15 | 2.7 | 15 | 3400 | 300 | 2 | 164 | 220 | 1600 | 2 | 1600 | 2 | 3200 | 220 |
| DD3.9/22 | 3.9 | 22 | 4600 | 350 | 2 | 250 | 220 | 2400 | 2 | 2400 | 2 | 4800 | 220 |
| DD5.4/30 | 5.4 | 30 | 4600 | 350 | 2 | 250 | 220 | 2400 | 2 | 2400 | 2 | 4800 | 220 |
| DD7.2/40 | 7.2 | 40 | 6900 | 350 | 3 | 375 | 220 | 3300 | 2 | 3300 | 2 | 6600 | 220 |
| DD10.7/60 | 10.7 | 60 | 9200 | 350 | 4 | 500 | 380 | 2400 | 2 | 2400 | 2 | 4800 | 380 |
| DD14.3/80 | 14.3 | 80 | 12000 | 400 | 4 | 740 | 380 | 4600 | 2 | 4600 | 2 | 9200 | 380 |
| DD17.8/100 | 17.8 | 100 | 16000 | 450 | 4 | 920 | 380 | 5000 | 2 | 5000 | 2 | 10000 | 380 |
| DD21.4/120 | 21.4 | 120 | 16000 | 450 | 4 | 920 | 380 | 5200 | 2 | 5200 | 2 | 10400 | 380 |
| DD25.0/140 | 25.0 | 140 | 16000 | 450 | 4 | 920 | 380 | 6000 | 2 | 6000 | 2 | 12000 | 380 |
| DD28.6/160 | 28.6 | 160 | 19200 | 450 | 4 | 1000 | 380 | 6400 | 2 | 6400 | 2 | 12800 | 380 |
Product Display
Installation Dimensions
| MODEL | A | B | C | D | W | E | E1 | N | F | Cycle pipe | Inlet tube connector | Outlet tube connector |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DL20 DD15 |
940 | 680 | 345 | 730 | 780 | 730 | 365 | 2 | 120 | 12 | 22 | G1" |
| DL30 DD22 |
1240 | 730 | 345 | 780 | 830 | 1030 | 515 | 2 | 120 | 12 | 22 | |
| DL40 DD30 |
1340 | 780 | 345 | 830 | 880 | 1130 | 565 | 2 | 120 | 16 | 28 | |
| DL55 DD40 |
1740 | 780 | 345 | 830 | 880 | 1530 | 510 | 3 | 120 | 16 | 28 | |
| DL80 DD60 |
2330 | 820 | 345 | 870 | 920 | 2030 | 507.5 | 4 | 165 | 16 | 28 | |
| DL105 DD80 |
2930 | 870 | 345 | 920 | 970 | 2630 | 657.5 | 4 | 165 | 19 | 32 | |
| DL135 DD100 |
2730 | 920 | 445 | 970 | 1020 | 2430 | 607.5 | 4 | 165 | 19 | 32 | |
| DL160 DD120 |
2830 | 1020 | 395 | 1070 | 1120 | 2530 | 632.5 | 4 | 165 | 19 | 32 | |
| DL185 DD140 |
2830 | 1020 | 445 | 1070 | 1120 | 2530 | 632.5 | 4 | 165 | 22 | 35 | G(1-1/2)" |
| DL220 DD160 |
3230 | 1020 | 445 | 1070 | 1120 | 2930 | 732.5 | 4 | 165 | 22 | 35 |
Application
Frequently Asked Questions (FAQ)
Q1: What are the main applications of the CDB series commercial dual discharge coolers?
A1: The CDB series commercial dual discharge coolers are primarily designed and used in small operating rooms and similar low-noise, dual-discharge cooling environments.
Q2: What materials are used for the casing and drip tray?
A2: The casing is made of light-weight Al-Mg alloy sheet coated with RAL9003 powder, offering superior anti-corrosion performance. The outer drip tray is designed with an integrated hinged structure for easy cleaning and maintenance.
Q3: Which refrigerants are compatible with these dual discharge coolers?
A3: These coolers are highly versatile and compatible with R404A, R507A, R448A, R449A, R134a, R22, and other standard refrigerants.
Q4: What defrosting options are available for the CDB series?
A4: The standard configuration features electric defrosting with stainless heating pipes in the coil and inner water plate. Hot gas defrosting or a combination of coil hot gas & water plate electric defrosting can also be customized.
Q5: How do the fans cater to different noise requirements?
A5: The axial fans (ranging from 1 to 4 sets, Φ350) offer motor options divided into 4-poles and 6-poles, allowing users to select the appropriate configuration to meet specific noise level limits.
Q6: Do you accept customized orders or OEM manufacturing?
A6: Yes, OEM services are fully accepted to meet your specific dimensions, capacity demands, and technical requirements.













