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China Suppliers Factory CDB Dual-Discharge Cooler for Small Operating Rooms - Efficient & Versatile Cooling Solution
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China Suppliers Factory CDB Dual-Discharge Cooler for Small Operating Rooms - Efficient & Versatile Cooling Solution

The CDB dual-discharge cooler is an ideal solution for small operating rooms, designed with advanced features that prioritize efficiency and ease of use. Constructed from a lightweight, anti-corrosive Al-Mg alloy casing, this cooler showcases an easy-to-clean hinged drip tray, making maintenance straightforward. It is equipped with high-efficiency copper tubes and aluminum fins, ensuring optimal cooling performance. The customizable low-noise axial fans provide quiet operation, while the versatile defrosting options — available in electric or hot gas — enhance functionality. This cooler is compatible with various refrigerants, including R404A, R134a, and R22, ensuring reliability and excellent cooling efficiency. As a leading supplier and factory in China, we are committed to delivering innovative and dependable cooling solutions tailored to meet the needs of any operating environment

    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
    Cooling Capacity: Based on an air inlet dry-bulb temperature of 0℃, evaporation temperature of -8℃, and refrigerant liquid temperature of 30℃.
    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
    Cooling Capacity: Based on an air inlet dry-bulb temperature of -18℃, evaporation temperature of -25℃, and refrigerant liquid temperature of 20℃.

    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
    Remark: 1, The refrigerating capacity test at environmental temperature 32 ℃. 2, OEM is accepted.

    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.