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SPECIFICATIONS
Name Ultra-Low Temperature Freezer
Model MDF-U500VX MDF-U500VXC (for USA only)
External dimensions W770 x D870 x H1990 (mm)
Internal dimensions W630 x D600 x H1380 (mm)
Effective capacity 519 L
Exterior Painted steel
Interior Painted steel
Outer door Painted steel
Inner door ABS resin panel with stainless frame, 2 doors
Shelf Stainless steel, 3 shelves (adjustable)
Inner dimension; W608 x D533 (mm), Load; 50 kg/shelf
Access port 17 mm diameter, 3 locations (back, 2 bottoms)
Insulation Vacuum insulation panel + Rigid polyurethane foamed-in place
Compressor A side; Hermetic type, Output; 1100 W
B side; Hermetic type, Output; 1100 W
Evaporator Tube on sheet type
Condenser Finless tube type
Refrigerant HFC mixed refrigerant
Temperature controller Microcomputer control system
Temperature display Digital display
Thermal sensor Platinum resistance (Pt 1000ǡ)
Alarm High temp. alarm, Low temp. alarm, Power failure alarm,
Door alarm, Sensor abnormality, Fan motor abnormality,
Compressor temp. abnormality, Cooling circuit abnormality
Remote alarm contact Allowable contact capacity: DC 30 V, 2 A
Battery Nickel-metal-hydride battery, DC 6 V, 1100 mAh, Auto-recharge (5HR-AAC)
Weight 320 kg 328 kg
Voltage booster None Built-in
Optional component Automatic temperature recorder + Mounting kit (MTR-85H + MDF-S3085)
Interface board (MTR-480), LAN interface board (MTR-L03)
Aluminum container (IR-220U, MDF-224U)
Back-up system (CVK-UB2, CVK-UB2(I)): LCO
2
Note:
• Design or specifications will be subject to change without notice.
• The battery for power failure alarm is an article for consumption. It is recommended that the battery will be
replaced about every 3 years. Contact Sanyo sales representative or agent at the time of replacement of the
battery for recycling.
• About 3 days operation of a freezer is necessary to full charge the battery.
• Fan motors are expendable supplies. Exchange it for about every 6 years. Contact Sanyo sales
representative or agent at the time of replacement of the fan motor.
• When a data transmitting function to the personal computer is done, an interface board MTR-480 (option)
and communication cable of 9 pin Dsub cross type for RS232C are necessary.
• When a data transmitting function to the personal computer is done, an LAN interface board MTR-L03 (option)
and the cross type cable of less than 100 m length having a pin plug for LAN cable are necessary.
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