Detailed
1.Temperature ranges from - 5 ~ - 150 degrees, can meet different temperature
2.Adopt environmental protection refrigerants
3.Famous brand semi-closed piston compressor, semi-closed bipolar piston compressor, semi-hermetic screw compressor, main brand are BOCK. Bitzer, Copeland, Hanbell, fusheng; Plate heat exchanger, Small volume, High efficiency
4.Top imported cold controller(DANFOSS pressure controller, balance valve, expansion valve, solenoid valve, filter drier, Emerson oil separator, ALCO liquid mirror, check valve, etc.)
5.Generator cooling water circuit use intermediate heat exchanger, improve system reliability and safety.
6.DANFOSS electronic expansion valve, high precision control;
7.Adopt Siemens PLC S7-200/300, LNEYA touch screen, automatic control, temperature curve display, temperature record U disk, fault alarm;
8.Large cooling capacity adopts semi-hermetic screw compressor, electronic expansion valve control, high efficiency and energy saving;
9.Offer machine installation and system test, users only need to finish the installation of refrigerant and cooling water;
10.Factory testing: each refrigerating unit is on load test of not less than
12 hours in the factory.
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Product Name
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Ultra-low Temperature Freezer
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Model
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CDLJ-10W
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CDLJ-15W
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CDLJ-20W
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CDLJ-30W
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CDLJ-45W
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CDLJ-60W
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CDLJ-120W
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Temperature Range ℃
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-115°C~ -50°C
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Cooling Capacity
At -90°C
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15kW
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22.5kW
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30kW
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45kW
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67.5kW
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90kW
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180kW
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12900Kcal/h
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19350Kcal/h
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25800Kcal/h
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38700Kcal/h
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58050Kcal/h
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77400Kcal/h
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154800Kcal/h
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Cooling Capacity
At -110°C
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10kW
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15kW
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20kW
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30kW
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45kW
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60kW
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120kW
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8600Kcal/h
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25800Kcal/h
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17200Kcal/h
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25800Kcal/h
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38700Kcal/h
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51600Kcal/h
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103200Kcal/h
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Circulation Pump
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15m³/h
2.5bar max
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15m³/h
2.5bar max
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25m³/h
2.5bar max
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25m³/h
2.5bar max
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35m³/h
2.5bar max
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35m³/h
2.5bar max
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50m³/h
2.5bar max
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Inlet & outlet connection size
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DN-32 PN-10
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DN-32 PN-10
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DN-40 PN-10
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DN-40 PN-10
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DN-50 PN-10
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DN-50 PN-10
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DN-50 PN-10
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Water-cooled type W
(cooling water at 30℃)
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35m³/h
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45m³/h
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65m³/h
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90m³/h
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120m³/h
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180m³/h
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360m³/h
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Cold storage tank (optional)
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300L
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500L
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500L
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750L
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1000L
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1500L
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2000L
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Expansion tank(standard)
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200L
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300L
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300L
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400L
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550L
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800L
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1000L
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Compressor
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Standard:HANBELL screw compressor
Optional:Bitzer screw compressor
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Operation Panel
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7-inch color touch screen display, temperature curve record, data export to excel format.
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Control System
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Standard: Single-chip microcomputer controller; Stepping control;
Set temperature difference of refrigeration on & off.
Optional: SIEMENS S7-200PLC&Module
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Closed
circulation system
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The whole system is a full closed circulation, there is no oil mist at high temperature
and no water vapor at low temperature, pressure do not rise up when system is running.
The system will supplement oil automatically at low temperature.
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Circulation pump
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Standard:Direct type magnetic pump
Optional: Increase the pipeline magnetic pump pressure in the pipeline
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Evaporator
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Standard:Direct type magnetic pump
Optional: Increase the pipeline magnetic pump pressure in the pipeline
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Condenser
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Shell and tube type water cooled condenser
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Intermediate heat exchanger
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KAORI Plate heat exchanger
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Dry Filter
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Emerson
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Drying filter core
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Emerson
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Expansion tank
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Emerson
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FDF
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Emerson
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Oil separator
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Emerson
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Pressure protector
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Emerson
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Reservoir
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Standard:RSP
Optional:Emerson
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Sight glass
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Standard: SANHUA Optional:Danfoss
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Refrigeration ball valve
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Standard: SANHUA Optional:Danfoss
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Electric
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Schneider AC contactor, Schneider intermediate relay
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Refrigerant
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R404A
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Secondary refrigerant
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No corrosive liquid, ethanol water, ethylene glycol aqueous solution, heat transfer oil etc.
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Safety protection
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High pressure protect; Water supply cut-off protection; Over-current protection;
Leakage protection; Sequential and phase failure protection; High temperature protection;
Sensor Failure protection; Liquid low level protection etc. muti-safety protection.
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Level Indicator
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Adpot glass liquid level indication
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Piping material
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SUS304
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Expansion tank material
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SUS304
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Case material
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Steel channel + Square tube + Cold-rolled blanking plate painting
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Power
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380V 50HZ
69kW max
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380V 50HZ
101kW max
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380V 50HZ
101kW max
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380V 50HZ
200kW max
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380V 50HZ
295kW max
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380V 50HZ
396kW max
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380V 50HZ
588kW max
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Product size
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350*150*205
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350*180*205
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400*180*205
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450*180*205
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500*200*225
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550*220*235
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800*280*255
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HP
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80HP
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120HP
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160HP
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240HP
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360HP
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480HP
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960HP
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dB
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Within 80dB
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Within 90dB
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