Low Temperature Freezer -60°C~ -10°C LN-20W
Description
Medium-sized low-temperature freezer, refrigeration temperature range from -60 ℃ ~ -10℃, safe, reliable, rapid cooling for the liquid, widely used in petrochemical, medical, pharmaceutical, biochemical and freeze-dried, military and other high-tech industries.
Advantages & Functions
Working temperatures from -60 ℃ ~ -10℃ .
Modern energy management.
Space saving tower design.
Robust stainless steel construction.
Safe for continuous operation, with alarm and warning functions.
Top brand accessories ( Emerson Copeland compressor, SIEMENS PLC, Danfoss heat exchanger, Emerson refrigeration accessories).
Pump good in performance, offer 24-hour service.
Extensive features (depending on model) RS485, heating, etc.
Technical Parameters:
Product Name | Ultra-low Temperature Freezer | ||||
Model | LN-6W | LN-10W | LN-15W | LN-20W | LN-30W |
Temperature Range ℃ | -60°C~ -10°C | ||||
Cooling Capacity At -40°C | 12kW | 20kW | 30kW | 40kW | 60kW |
10320Kcal/h | 17200Kcal/h | 25800Kcal/h | 34400Kcal/h | 51600Kcal/h | |
Cooling capacity At -55°C | 6kW | 10kW | 15kW | 20kW | 30kW |
5160Kcal/h | 8600Kcal/h | 12900Kcal/h | 17200Kcal/h | 25800Kcal/h | |
Circulation Pump | 6.6m³/h 2.5bar max | 9m³/h 2.5bar max | 15m³/h 2.5bar max | 15m³/h 2.5bar max | 25m³/h 2.5bar max |
Inlet&outlet connection size | DN-25 PN-10 | DN-25 PN-10 | DN-32 PN-10 | DN-32 PN-10 | DN-40 PN-10 |
Water-cooled type W (cooling water at 30℃) | 10m³/h | 14m³/h | 20m³/h | 25m³/h | 30m³/h |
Cold storage tank (optional) | 200L | 350L | 500L | 750L | 1000L |
Expansion tank (standard) | 100L | 175L | 250L | 350L | 500L |
Compressor | Standard: Copeland | ||||
Operation Panel | 7-inch color touch screen display, temperature curve record, data export to excel format. | ||||
Control System
| Standard: Single-chip microcomputer controller; Stepping control; Set temperature difference of refrigeration on & off. Optional: SIEMENS S7-200PLC&Module | ||||
Closed | 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. | ||||
Circulation pump | Standard: Direct type magnetic pump Optional: Increase the pipeline magnetic pump pressure in the pipeline | ||||
Evaporator | Standard: Braze welding plate heat exchager (BPHE) Optional: Stainless steel tube heat exchanger | ||||
Condenser | Shell and tube type water cooled condenser | ||||
Intermediate heat exchanger | KAORI Plate heat exchanger | ||||
Dry Filter | Emerson | ||||
Drying filter core | Emerson | ||||
Expansion tank | Emerson | ||||
FDF | Emerson | ||||
Oil separator | Emerson | ||||
Pressure protector | Emerson | ||||
Reservoir | Standard: RSP Optional: Emerson | ||||
Sight glass | Standard: SANHUA Optional: Danfoss | ||||
Refrigeration ball valve | Standard: SANHUA Optional: Danfoss | ||||
Electric | Schneider AC contactor, Schneider intermediate relay | ||||
Refrigerant | R404A | ||||
Secondary refrigerant | No corrosive liquid, ethanol water, ethylene glycol aqueous solution, 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. muti-safety protection. | ||||
Level Indicator | Adpot glass liquid level indication | ||||
Piping material | SUS304 | ||||
Expansion tank material | SUS304 | ||||
Case material | Steel channel + Square tube + Cold-rolled blanking plate painting | ||||
Product size | 180*120*175 | 205*145*175 | 205*145*175 | 205*145*175 | 235*145*175 |
Power | 380V 50HZ 14kW max | 380V 50HZ 18kW max | 380V 50HZ 26kW max | 380V 50HZ 35kW max | 380V 50HZ 52kW max |
HP | 15HP | 20HP | 30HP | 40HP | 60HP |
dB | 75DB | Within80dB | |||
Weight | 850kg | 1000kg | 1200kg | 1450kg | 2000kg |
- About Us
Wuxi Guanya Refrigeration Technology Co., Ltd. Specialized in rerfigeration unit,
ultra-low temperature freezer, cooling and heating temperature control system,
heating circulation system, explosion-proof electric equipment. Automatic integrated
disparate control system, laboratory apparatus. We are the technology leader for
high precision thermoregulation solutions in Research and Development Industry.
Our products ensure precise temperature control throughout the whole world in
laboratories, pilot plants and production processes. Our product range offers temp.
control solutions for applications from -152 to +350℃.
We make market and user need oriented products, focusing on science and tech.
applying international advanced technology, endlessly get rid of the stale and bring
forward the fresh following the market step & meet market demand. The company
always insists on standardised management in accordance with ISO9001-2008
international quality certification requirement from product design, purchase and
selection of components, to production process flow, packaging and transportation
etc, try to keep improving products, and keep reasonable price and satisfactory
service.
Development history
In 2006 Start production of refrigeration and heating system equipments.
In 2007 Developed the first generation of refrigeration and heating thermostat and
establish the LNEYA CO., LTD.
In 2008 Developed the first generation of refrigeration and dynamic temperature
control system.
In 2009 Developed the second generation of refrigeration and heating thermostat.
In 2010 Established WUXI GUANYA REFRIGERATION TECHNOLOGY CO., LTD.
Developed the second generation of refrigeration and heating dynamic temperature
control system.
Developed the refrigeration and heating dynamic temperature control system &
low temperature freezer for industry use.
In 2011 Developed new technology with single compressor having multiple circulation
systems (can reach to -80 degree with single compressor)
Upgraded the second generation of refrigeration and heating dynamic temperature
control system.
In 2012 Single compressor having multiple circulation systems is applied in production
of SUNDI-4, SUNDI-5, SUNDI-6, and SUNDI-7, SUNDI-8 and LT series.
Upgraded the second generation of refrigeration and heating dynamic temperature
control system for the second time and developing the third generation of refrigeration
and heating dynamic temperature control system.
In 2013 Developed new product one operating multi refrigeration and heating temp.
control system(the third generation of refrigeration and heating dynamic temperature
control system).At the same time testing the large capacity of ultra-low temperature
freezer.
In 2014 Developed with large capacity of ultra-low temperature freezer which used for
industrial production,new goods will be research.And it will be launched in the market
soon........
