![](https://www.lneyathermal.com/wp-content/uploads/2022/10/LD.jpg)
LN -60℃~-10℃
PRODUCT ADVANTAGES
· Circulation Pump max 6.6m³/h 2.5br ~50m³/h 2.5bar
· Cooling Capacity 6kW~180kW
· Power 14kW~300kW
· Weight 850KG~5600KG
· Refrigerant R404A/R23 mixture
Appearance Structure
![](https://www.lneyathermal.com/wp-content/uploads/2022/10/ultra-low-1024x466.jpg)
Main Parameters
Model | LN-6W | LN-10W | LN-15W | LN-20W | LN-30W | LN-40W | LN-60W | LN-90W | LN-120W | LN-180W |
Temperature Range | -60°C~ -10°C | |||||||||
Cooling Capacity At -55°C | 6kw | 10kw | 15kw | 20kw | 30kw | 40kw | 60kw | 90kw | 120kw | 180kw |
5160Kcal/h | 8600Kcal/h | 12900Kcal/h | 17200Kcal/h | 25800Kcal/h | 344000Kcal/h | 51600Kcal/h | 77400Kcal/h | 103200Kcal/h | 154800Kcal/h | |
Circulation Pump Info | 6.6m³/h | 9m³/h | 15m³/h | 15m³/h | 25m³/h | 25m³/h | 25m³/h | / | / | / |
2.5bar max | 2.5bar max | 2.5bar max | 2.5bar max | 2.5bar max | 2.5bar max | 2.5bar max | / | / | / | |
Inlet&outlet connection size | DN-25 PN-10 | DN-32 PN-10 | DN-40 PN-10 | DN-40 PN-10 | DN-50 PN-10 | DN-50 PN-10 | DN-50 PN-10 | DN-65 PN-10 | DN-65 PN-10 | DN-80 PN-10 |
Cooling Water at 30°C | 8m³/h | 14m³/h | 20m³/h | 25m³/h | 30m³/h | 35m³/h | 50m³/h | 70m³/h | 90m³/h | 120m³/h |
Expansion tank(standard) | 100L | 175L | 250L | 350L | 500L | 600L | 750L | / | / | / |
Compressor | Emerson Copeland、Dorin semi-closed compressor、Carlyle | Carlyle、HANBELL、Fusheng、Bitzer screw compressor | ||||||||
Evaporator | plate heat exchanger | |||||||||
Refrigerant | R404A/R23 | |||||||||
Secondary refrigerant | No corrosive liquid, ethanol water, heat transfer oil etc. | |||||||||
Safety Protection | 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. multi-safety protection | |||||||||
Level Indicator | Adopt glass liquid level indication | |||||||||
Piping material | Expansion tank, cold storage tank and circulation pipeline are all made of SUS304 | |||||||||
Case material | Channel steel + square tube + cold rolled plate sealing plate spray 7035 | |||||||||
Dimension cm | 100*150*185 | 100*150*185 | 200*145*205 | 250*145*225 | 250*145*225 | 350*160*245 | 350*160*245 | 400*160*245 | 500*200*260 | 650*200*260 |
Power | 16kW | 20kW | 32kW | 36kW | 64kW | 93kW | 122kW | 152kW | 200kW | 300kW |
dB | within 75dB | within 80 dB | within 90 dB | |||||||
Weight (kg) | 850 | 1000 | 1200 | 1450 | 2000 | 2400 | 3000 | 3600 | 4200 | 5600 |
Optional | Optional outside touch screen display controller (separated), the communication line distance is 10 meter | |||||||||
Optional | Optional explosion-proof touch screen control system (ExdeIIBT4), the communication line distance is 15 meter |
Product Features
- Optional explosion-proof touch screen control system (ExdeIIBT4)
- Temperature range -150C-~5C, can meet different temperatures;
- Adopt secondary subcooling technology, rapid cooling and low cooling temperature;
- Adopt a full set of imported cold controls (DANFOSS pressure controller, balance valve, expansion valve, solenoid valve, filter drier, Emerson oil separator, ALCO sight glass, check valve, etc.);
- Cooling water circuit of the unit adopts an intermediate heat exchanger, which significantly improves the reliability and safety of the system; the control precision is high;
- Siemens PLC S7-200/300, LNEYA touch key screen display temperature curve display, temperature record U disk export, fault alarm record function;
- The whole machine is installed, and the system has been tested in the factory, and the user only needs to install the refrigerant pipeline and cooling water pipeline to run;
- Factory Test: Each refrigeration unit is tested at the factory with load for not less than 12 hours.
Accessories Details
![](https://www.lneyathermal.com/wp-content/uploads/2022/12/low-temp.jpg)
Product Applications
![](https://www.lneyathermal.com/wp-content/uploads/2022/10/LD_04-1024x371.jpg)
Single-fluid cryogenic chiller, the cooling temperature range is from -150°C to -5°C, the cooling speed is fast, safe and reliable, and it is used for rapid cooling of liquids. Widely used in right chemical, medical, pharmaceutical, biochemical, freeze-drying, pharmaceutical, military and other high-tech industries.
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