LNEYA Industrial Chillers Manufacturer Supplier -
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CHILLER Refrigeration Circulator
LTZ variable frequency series- Cooling capacity2kW~320kW
- RefrigerantR404A/R507C/R134A/R508B
- Place of OriginChina
*Are-cooled and Water-cooled Type
For Pharmaceutical & chemical industry
single fluid low temperature refrigeration unit
Fast cooling and low cooling temperature
temperature control
-115℃~90°C
cooling method
Water /Air Cooling
LNEYA specializes in the production of single-fluid cryogenic chillers. The refrigeration temperature ranges from -150°C to -5°C, which can meet the needs of different refrigeration temperatures. The company developed a direct-cooled ultra-low temperature chiller, using international brand compressors Carrier, using automatic cascade refrigeration mode and mixed refrigerants, within 3 minutes can be refrigerated to minus 120°C.
Offer machine installation and system test, users only need to finish the installation of refrigerant and cooling water.
Widely used in chemical, pharmaceutical, biochemical and other industries in the field of low temperature reaction, refrigeration speed, safety and reliability.
Temperature Control Range
-40℃~90℃
| Model | LTZ4-2H | LTZ4-4H | LTZ4-6H | LTZ4-10H | |
| LTZ4-2WH | LTZ4-4WH | LTZ4-6WH | LTZ4-10WH | ||
| Temperature range | -40℃～90℃ | ||||
| Temperature control | PLC controller, control the water tank outlet temperature | ||||
| Heating power | 2.5KW | 5.5KW | 7.5KW | 10KW | |
| Cooling capacity | -15℃ | 2KW | 4.5KW | 7KW | 11.5kw |
| -35℃ | 0.7KW | 1.5KW | 2.3KW | 3.8kw | |
| Circulation Pump MAX | 20L/min 2bar | 35L/min 2bar | 50L/min 2bar | 100L/min 2bar | |
| Refrigerant | R-404A/R507C | ||||
| Interface size | ZG3/4 | ZG3/4 | ZG1 | ZG1 | |
5℃～90℃ (ethylene glycol aqueous solution)
| Model | LTZ-2H | LTZ-4H | LTZ-6H | LTZ-10H | |
| LTZ-2WH | LTZ-4WH | LTZ-6WH | LTZ-10WH | ||
| Temperature range | 5℃～90℃ (ethylene glycol aqueous solution) | ||||
| Temperature control | PLC controller, control the water tank outlet temperature | ||||
| Heating power | 3.5KW | 5.5KW | 7.5KW | 15KW | |
| Cooling capacity | 10℃ | 4KW | 8 KW | 12KW | 20KW |
| Circulation Pump MAX | 20L/min 2bar | 35L/min 2bar | 50L/min 2bar | 100L/min 2bar | |
| compressor | Inverter compressor | ||||
| Refrigerant | R-134A / R407C | ||||
| Interface size | ZG3/4 | ZG3/4 | ZG1 | ZG1 | |
| Temperature control accuracy | ±0.3℃ | ||||
| Temperature feedback | Temperature feedback PT100 (inlet temperature, outlet temperature) | ||||
| Compressor | Inverter compressor | ||||
| Evaporator | Plate Heat Exchanger | ||||
| Operation panel | 7-inch color touch screen displays set temperature and measured temperature, records temperature curve, and exports data in Excel format | ||||
| Safety protection | Self-diagnosis function; refrigerator overload protection; high and low pressure sensors, overload relays, thermal protection devices and other safety protection functions. | ||||
| power supply | AC380V 50HZ/ AC460V 50HZ | ||||
| Shell material | Cold rolled sheet (REL7035) | ||||
| Communication protocol MODBUS RTU protocol RS485 interface | |||||
5℃～30℃
| Model | LTZ-6 | LTZ-10 | LTZ-15 | LTZ-20W | LTZ-30W | LTZ-40W | LTZ-75W |
| LTZ-6W | LTZ-10W | LTZ-15W | |||||
| Temperature range | 5℃～30℃ | ||||||
| Temperature control | PLC controller, control the water tank outlet temperature | ||||||
| Cooling capacity 20℃ | 23KW | 40KW | 58KW | 79KW | 110KW | 155KW | 300KW |
| Circulation Pump MAX | 5m³/h | 5m³/h | 11m³/h | 14m³/h | 19m³/h | 28m³/h | 52m³/h |
| 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | |
| compressor | Famous brand compressor | ||||||
| refrigerant | R134A/R407C | R410A/R134A | |||||
| Interface size | DN25 | DN32 | DN40 | DN50 | DN50 | DN65 | DN100 |
-25℃～30℃
| Model | LTZ2-6 | LTZ2-10 | LTZ2-15 | LTZ2-20W | LTZ2-30W | LTZ2-40W | LTZ2-80W | |
| LTZ2-6W | LTZ2-10W | LTZ2-15W | ||||||
| Temperature range | -25℃～30℃ | |||||||
| Temperature control | PLC controller, control the water tank outlet temperatureh screen | |||||||
| Cooling capacity | -5℃ | 10.2KW | 18KW | 26.5KW | 28.4KW | 58.5KW | 64.5KW | 117.5KW |
| -15℃ | 7KW | 11KW | 16.2KW | 18.2KW | 39.6KW | 43.32KW | 77.3KW | |
| Circulation Pump MAX | 2.5m³/h | 4.2m³/h | 6m³/h | 6.7m³/h | 15m³/h | 15m³/h | 28.2m³/h | |
| 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | ||
| compressor | Emerson Copeland Compressor | |||||||
| refrigerant | R404A/R507C | |||||||
| Interface size | DN20 | DN25 | DN32 | DN32 | DN50 | DN50 | DN65 | |
-45℃～20℃
| Model | LTZ4-6 | LTZ4-10 | LTZ4-15 | LTZ4-20W | LTZ4-30W | LTZ4-40W | LTZ4-80W |
| LTZ4-6W | LTZ4-10W | LTZ4-15W | |||||
| Temperature range | -45℃～20℃ | ||||||
| Temperature control | PLC controller, control the water tank outlet temperatureh screen | ||||||
| Cooling capacity -20℃ | 5.7KW | 9.9KW | 14.8KW | 18.5KW | 28.1KW | 32.4KW | 61.56KW |
| -35℃ | 2.85KW | 5.03KW | 7.7KW | 10.8KW | 14.5KW | 17.4KW | 31.1KW |
| Circulation Pump MAX | 1.5m³/h | 2.4m³/h | 3.5m³/h | 4.5m³/h | 6.8m³/h | 7.7m³/h | 15m³/h |
| 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | |
| compressor | Famous brand compressor | ||||||
| refrigerant | R404A | ||||||
| Interface size | DN15 | DN20 | DN25 | DN25 | DN32 | DN40 | DN50 |
-60℃～-30℃
| Model | LTZ6-6 | LTZ6-10 | LTZ6-15 | LTZ6-20W | LTZ6-30W | LTZ6-40W | LTZ6-75W |
| LTZ6-6W | LTZ6-10W | LTZ6-15W | |||||
| Temperature range | -60℃～-30℃ | ||||||
| Temperature control | PLC controller, control the water tank outlet temperatureh screen | ||||||
| Cooling capacity -40℃ | 6.2KW | 9.1KW | 12.8KW | 17.5KW | 28KW | 31.7KW | 93.2KW |
| -55℃ | 4.9KW | 7.2KW | 10KW | 13.8KW | 22.1KW | 25.1KW | 73.7KW |
| Circulation Pump MAX | 2.4m³/h | 3.8m³/h | 5.3m³/h | 7m³/h | 10m³/h | 12.1m³/h | 36m³/h |
| 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | |
| compressor | Famous brand compressor | ||||||
| refrigerant | R404A/R23 | ||||||
| Interface size | DN20 | DN25 | DN32 | DN32 | DN40 | DN40 | DN80 |
-80℃～-50℃
| Model | LTZ8-6 | LTZ8-10 | LTZ8-15 | LTZ8-20W | LTZ8-30W | LTZ8-40W | LTZ8-75W |
| LTZ8-6W | LTZ8-10W | LTZ8-15W | |||||
| Temperature range | -80℃～-50℃ | ||||||
| Temperature control | PLC controller, control the water tank outlet temperatureh screen | ||||||
| Cooling capacity -60℃ | 5.8KW | 8.6KW | 12KW | 16.5KW | 26.6KW | 30KW | 78.5KW |
| -70℃ | 3.7KW | 5.5KW | 7.7KW | 10.6KW | 17KW | 19.2KW | 50.4KW |
| Circulation Pump MAX | 2.3m³/h | 3.4m³/h | 4.6m³/h | 6.5m³/h | 11m³/h | 12m³/h | 31m³/h |
| 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | 2bar | |
| compressor | Famous brand compressor | ||||||
| refrigerant | R404A/R508B/R23 | ||||||
| Interface size | DN20 | DN25 | DN25 | DN32 | DN40 | DN40 | DN65 |
-115℃～-80℃
| Model | LTZ10-4W | LTZ10-6W | LTZ10-10W | LTZ11-6W | LTZ11-10W | LTZ11-15W | |
| Temperature range | -100℃～-65℃ | -115℃～-80℃ | |||||
| Temperature control | PLC controller, control the water tank outlet temperatureh screen | ||||||
| Temperature feedback | PT100 | ||||||
| Cooling capacity | -80℃ | 0.8kw | 1.4kw | 2.1kw | |||
| -90℃ | 0.6kw | 1.1kw | 1.7kw | 1.1kw | 1.7kw | 2.8kw | |
| -100℃ | 0.8kw | 1.2kw | 2kw | ||||
| Circulation Pump MAX | 20L/min 2bar | 20L/min 2bar | 30L/min 2bar | 20L/min 2bar | 30L/min 2bar | 40L/min 2bar | |
| Compressor | Tecumseh, Emerson Copeland, Carrier | ||||||
| Evaporator | Plate Heat Exchanger | ||||||
| Frequency Converter | ABB | ||||||
| Operation panel | 7-inch color touch screen displays set temperature and measured temperature, records temperature curve, and exports data in Excel format | ||||||
| Safety protection | Self-diagnosis function; refrigerator overload protection; high and low pressure sensors, overload relays, thermal protection devices and other safety protection functions. | ||||||
| Refrigerant | Mixed refrigerant 1 | Mixed refrigerant 2 | |||||
| Interface size | G3/4 | G3/4 | G3/4 | G3/4 | G3/4 | G3/4 | |
| Power supply 380v | 6kw max | 8.5kw max | 14kw max | 8.5kw max | 14KW max | 20KW max | |
Product Description
1.Temperature ranges from -115℃ ~ 90℃, can meet different temperature
2. Famous brand semi-closed piston compressor, semi-closed bipolar piston compressor, semi-hermetic screw compressor, main brand are BOCK. Bitzer, Copeland, Handbell, fusheng; Plate heat exchanger, Small volume, High efficiency
3. Top imported cold controller; Generator cooling water circuit uses intermediate heat exchanger, improve system reliability and safety.
4. DANFOSS electronic expansion valve, high precision control;
5. Adopt Siemens PLC S7-200/300, LNEYA touch screen, automatic control, temperature curve display, temperature record U disk, fault alarm;
6. Offer machine installation and system test, users only need to finish the installation of refrigerant and cooling water.
Applications
Widely used in high-tech industries such as petrochemical, pharmaceutical and medical, biochemical engineering, aerospace industry, semiconductor manufacturing, and university research institutes.
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