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14 Twin Guard Series
™
-86°C Ultra-Low Freezers www.twinguardseries.com
Twin Guard Series
™
-86°C Ultra-Low Freezers
Description
Model Number MDF-U500VXC MDF-U700VXC
Temperature Setpoint Range -50°C to -86°C
Design Cooling Performance
-86 Dual°Cool (both compressors)
-86°C (ambient temperature 30°C)
Single System Cooling Performance (Indenite) -86°C (ambient temperature 30°C)
Cabinet Design and Construction
Cabinet Insulation Patented V.I.P. PLUS
™
composite wall, energy savings
Exterior Dimensions (w x f-b x h)
35.3” x 34.1” x 78.3”
770 x 870 x 1990 mm
39.8” x 34.3” x 79.1”
1010 x 870 x 2010 mm
Interior Dimensions (w x f-b x h)
25.6” x 23.6” x 54.3”
630 x 600 x 1380 mm
34.3” x 23.6” x 55.1”
870 x 600 x 1400 mm
Volume
18.3 cu.ft.
519 liters
25.7 cu.ft.
728 liters
Shelves 3, adjustable, stainless steel (4 compartments)
Access Port Diameter = 0.5”/17mm; 3 locations
Vacuum Release Port Standard, Manual
Refrigeration System
Refrigeration Technique
SANYO -86 Dual°Cool independent, redundant
cooling systems with automatic switchover
Compressors
Per system: Single, hermetically-sealed 1100W
SANYO Cool Safe compressor, air-cooled
Refrigerant Environmentally safe HFC refrigerant
Air Exchange Dual condenser fans with particulate trap; no lters are required
Cycle Options Standard or energy-saving EcoMode
™
operation
Controls, Alarm, Monitoring
Controller
SANYO microprocessor-based, door-mounted
control with graphical LCD information center
Data Management Internal data log with log le memory
Communications Data can be transmitted via RS485
Alarms
High/Low temperature, door ajar, power failure, remote alarm contact,
part replacement notication, fan motor lock, individual cooling circuit check
Remote Alarm Contacts Standard; normally open and normally closed, dry contacts
Electrical
208V-203V, AC, 60Hz, 1 phase, NEMA 6-15, 15 amp
separate breaker recommended
MDF-U500VXC
MDF-U700VXC