Ultra Low Temperature Laboratory Deep Freezer (-50°C to -86°C) All Capacity
Ultra Low Temperature Laboratory Deep Freezer
| Purpose | Used for storage of various samples , sensitive stem cells, plasma , semen , virus, bone graft and other biological samples |
| Capacity in liters | 171 L |
| Freezer body | Freezer should have 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 | No |
| 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 10 degree C to minus 40 degree C |
| Freezer must attain -80ᵒC while operating at ambient temperature of 32ᵒC | Yes |
| Number of holding racks | 0 |
| 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 | 3 |
| 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) | 80 |
| 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 | 1 |
| Warranty of Freezer (except compressor) in Years (from the date of installation) | 1 |
| Warranty of compressor in years | 1 |