Freezer -40℃, 528l
Technical Specifications for BDF-40V528D
Model: BDF-40V528D
Capacity: 528 L
Temperature Range: −15 to −40 °C
Temperature Precision: 0.1 °C
Temperature Uniformity: ≤4 °C
Temperature Stability: ≤4 °C
Recovery Time to −37 °C (at 25 °C ambient temperature): ≤30 min
Cooling Time to −40 °C (at 25 °C ambient temperature): ≤3 h
Control System: Microprocessor-based control
Display: LED
Alarm System: High/low temperature, power failure (72 h), controller malfunction, and door ajar alarms
Cooling Type: Direct cooling
Refrigerant: Upper chamber — R290, 63 g; lower chamber — R290, 63 g
Compressor: 2 units, from a renowned international manufacturer
Condenser and Evaporator: Bundy-tube condenser with wire wrap; built-in copper-tube coil evaporator
Defrosting: Manual
Thermal Insulation: Cyclopentane-based polyurethane foam
Interior Material: 304-grade stainless steel
Exterior Material: Powder-coated steel sheet
Door Configuration: Two external doors with cyclopentane foam insulation; four internal doors made of powder-coated steel sheet
Power Consumption: 909 W
Power Supply: AC 220 V, 50 Hz (standard) 110/220 V, 60 Hz (optional)
Casters: included
Shelves: 4
Standard accessories: 2 access ports, USB interface
Optional accessories: temperature data logger, RS485 interface, external door lock
Internal dimensions of the upper chamber (W × D × H): 720 × 649 × 563 mm
Internal dimensions of the lower chamber (W × D × H): not specified separately in the original table
External dimensions (W × D × H): 890 × 810 × 1884 mm
Packaging dimensions (W × D × H): 1030 × 950 × 2100 mm
Net weight: 177 kg
Gross weight: 200 kg
