ULTRA LOW TEMPERATURE LABORATORY DEEP FREEZER
MAKE DINESH SCIENTIFIC MODEL DS-DF-815L-86C
PRODUCT DESCRIPTION:
Our range of Ultra-Low Temperature (ULT) freezers are specially designed for faster temperature pull down & optimized cryopreservation.
Dinesh ULT Freezers, with their environmentally friendly design incorporates the latest in cabinet, refrigeration, temperature control and monitoring features. They provide a safe and reliable performance to fulfill storage conditions in life science, biological, medical and other applications.
Ultra Low Temperature Deep Freezers are suitable for Research Lab, Biological and Industrial Application Both Vertical & Horizontal Models are available.Double Walled Construction outer made of MS Sheet, with Powder Coated Paint and Inner of Stainless Steel, PUF Insulation, Separate Flexi Glass Doors for each compartment. Temp. Controlled by Digital Display Temperature Indicator cum controller. Built in Voltage Stabilizer is provided.
SALIENT FEATURES:
- Efficient CFC free insulation with high core density reduces temperature loss
- Optimized compressor run ensures energy efficiency
- Hot line across the door assembly to prevent frost formation
- Efficient CFC free dual refrigeration system ensures fast temperature pull down
- Quadruplicate step silicon rubber gasket for complete insulation
- Independent internal foamed doors with plastic handle
- Smart Handle with LED door closure indication
- Port for calibration probes / safety back up
AUDIO VISUAL ALARMS FOR
- Temperature high / low
- Power failure
- Door Open
- Compressor on (only visual)
- Power on (only visual)
SETTABLE POINTS OF
- Temperature high / low
- High / low temperature alarm point
- Rounded inner chamber for easy cleaning
- Attractive door profile
- Weight carrying capacity of each tray : 30 Kg Uniformly distributed
- Vacuum Release Valve for easy door opening.
DISPLAY FEARTURES:
- 4 Inch attractive display
- Intelligent Controller helps maintain temperature in case of sensor failure
- Battery Backup for Temperature Controller
- Auto tuning of controller
- Self-Diagnosis for errors
- Histogram format of 24 hours temperature recording
- Settable High / low alarm points
- Memory for storage of upto 1000 records
- Centronic interface to record Temperature, Date, & Time by attaching Dot Matrix printer with adjustable print interval
- Alarm on equipment / output for remote alarm
SCOPE OF APPLICATION:
This Ultra low temperature freezer can be used as laboratory freezer, ultra low medical freezer and deep freezer, suitable for applying in hospitals, health and disease prevention systems, colleges and universities, research institutions, the electronic industry, laboratories in colleges & universities, biological engineering, and more
TECHNICAL DATA:
| PARAMETER | VALUE |
| Purpose | Used for storage of various samples , sensitive stem cells, plasma , semen , virus, bone graft and other biological samples |
| Capacity in liters | 751-800 L |
| Freezer body | Freezer
galvanised steel body with tough powder coated exterior finish constructed on steel |
| Material of inside chamber | SS |
| Type of Cabinet | Vertical |
| Ground clearance in mm | 100 mm |
| Should have heavy duty lockable castors and levelling for adjustments and installation | Yes |
| Refrigerants | CFC-free, HCFC-free non flammable refrigerants |
| Refrigeration system must be energy efficient with pull down time in hrs | 5.2 hr |
| Operating Temperature with 1ᵒ C increment | minus 55ᵒC to minus 86ᵒC |
| Freezer must attain -80ᵒC while operating at ambient temperature of 32ᵒC | Yes |
| Number of holding racks | 25 |
| Control system | Fully programmable microprocessor controlled with membrane keypad and eye level control panel |
| Number of inner storage compartments with insulated doors and adjustable height | 4 |
| Freezer should have heated air vent and easily accessible front panel air filter | Yes |
| Digital temperature display | Yes |
| Should have battery back up for the display and security lock for the display | Yes |
| Alarms | Alarms for audible and visible alarm system for unwanted temperature rise, sudden power failure , system failure and battery low |
| Noise level in dB | 60 |
| Energy consumption rate (@KWh/day) | 220 |
| Stabilizer should be capable to run any voltage between 190V – 270 V | Yes |
| Double door with locking lids | Yes |
| Availability of decompression valve facility to lower air pressure inside freezer for easy door opening | Yes |
| Panels | Vacuum polyurethane foam panels |
| Number of compressor | 2 |
| Temperature uniformity | ±3ᵒC or less |
| Temperature stability of system | ±3ᵒC |
| Warranty of Stabilizer in Years | 2 |
| Warranty of Freezer (except compressor) in Years (from the date of installation) | 5 |
| Warranty of compressor in years | 3 |
| Vacuum insulation panel | Yes |
| Freezer must have washable condenser filter indicator which should keep fins free of dust to maintain peak cooling efficiency | Yes |
| One 5KVA servo stabilizer to be supplied with freezer | Yes |
| CO₂ cylinder should be supplied with freezer for backup | Yes |
| Number of corrosion resistant racks | 5 |
| Pairs of Cryogloves to be provided | 1 |
| Number of Ice scraper to be provided | 1 |
| Tempearture Chart recorder to be provided | Yes |
| Availability of USB port to download event log and freezer setting | Yes |
Additional Specification:
| PARAMETER | VALUE |
| Energy consumption | Less than or equal to 20KW hour/day, Energy
efficient/green freezers RFID |
| RFID Access Monitoring & data logging | Real time remote monitoring with detailed event logs |
| voltage stabilizer | 5KVA Cryo boxes Racks |
| Data USB downloadable Compressor | Dual compressor ecofriendly and refrigeration with optimized cascade cooling technology. |
| Foot print (External H*W*D in cm) | less than or equal to 200* less than or equal to 115* less than or equal to 100 |
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