DR Labs -20ºC Deep freezers provides an ideal freezing environment for advanced medical and industrial applications. These freezers offer unrivalled cold storage protection for valuable samples and materials and maintain internal temperature of -20°C. The refrigerators are equipped with auto defrosting device with highly efficient microprocessor for ease of operation with minimum space. These are widely used in scientific research labs for long term storage of critical samples, offering exceptional temperature uniformity with excellent sample protection.
Applications:
DR Labs Deep Freezer is double walled cooled units. Outer body of our laboratory refrigerators are constructed out of thick PCRC, pre-coated corrosion resistant GI sheet duly pre- treated with primers and rust proofing and painted with long lasting stove enamel or elegantly powder coated. The inner construction is made of stainless- S t e e l sheet-
304. The 100 mm gap between the walls is filled high grade polyurethane insulation, which ensures maximum thermal efficiency.
Cooling An energy efficient cooling unit is installed in our freezer. We use high end CFC free
compressors, conforming to latest international standards and guidelines.
Cooling medium Air-cooled CFC free refrigerants.
Temperature Range Temperature range is -20ºC controlled by nanotechnology-based
microprocessor temperature controller.
Temperature accuracy is +/- 1°C or better.
Energy consumption rate (24) 174 W
SPECIFICATIONS:
| Temperature range | -10° C to -40°C |
|---|---|
| Temperature accuracy | ±0.5°C |
| Temperature Uniformity | ±0.1°C |
| Temperature controller | Dual display PID controller |
| Temperature sensor | PT100 |
| Inner chamber | SS 304 |
| External cabinet | Powder coated GI sheet |
| Insulation | Glass wool |
| Door | Insulated door Mechanical latch / clamp |
| Heaters | Resistance wire heaters |
| Shelves | SS wire mesh (removable) |
| Standard fittings | Mains on/off switch Load Indicator Fan on/off switch |
| Power supply | 220 Volts 50Hz |
| Optional | GMP construction (Inner & outer SS304) PLC + HMI controller w/ USB interface 21 CFR Part 11software Data logger w/ USB interface Thermal printer Inner chamber LED light |
| Model | DR-RCB-6 | DR-RCB-12 |
|---|---|---|
| Make | DR Labs | DR Labs |
| Temp. Control Range | -20°C ~ 100°C | -20°C ~ 100°C |
| Temp. Resolution | 0.01°C | 0.01°C |
| Temp. Accuracy | ±0.05°C | ±0.05°C |
| Temp. Control | Microprocessor PID | Microprocessor PID |
| Display | LCD | LCD |
| Refrigeration Model | Air cooled refrigeration through compressor | Air cooled refrigeration through compressor |
| Refrigerant | R134A | R134A |
| Pump Circulation | Internal & External | Internal & External |
| Temp. Sensor | PT-100 | PT-100 |
| Pump Flow Rate | 6L/min | 6L/min |
| Tank Capacity | 6L | 12 L |
| Tank Size | 250 x 200 x 150 mm | 300 x 250 x 200 mm |
| Bath Opening | 180 x 140 mm | 235 x 160 mm |
| Bath Depth | 150 mm | 200 mm |
| Power Supply | AC 220 V / 50 Hz | AC 220 V / 50 Hz |
| Dimensions | 320 x 370 x 655 mm | 320 x 370 x 765 mm |
| Packing Dimensions & Weight | 530 x 450 x 800 mm & 44 kgs | 530 x 450 x 900 mm & 50 kgs |
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