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产品分类 Product
Specifications | Model Number:Stirling Ultracold SU105U |
Application, Rating and Electric Data | |
Application | Storage of general (non-flammable) laboratory materials |
Storage Volume | 105 liters (3.7 cu.ft.) |
Storage Capacity | 72 standard 2" boxes in drawer racks, optional, available separately |
Temperature Range | 86 to -20ºC @ 32ºC (90ºF) ambient, adjustable to 1ºC increments |
Electric Power | 100V to 240V (±10%) at either 50 or 60Hz |
Maximum Power (Current) | 300 watts (3 amps @120V, 1.5 amps @240V) |
Auto-Voltage Capability | 85V to 264V, 50 or 60 Hz |
Electric Supply Rating | 15 amp or greater grounded circuit |
Power Plugs Supplied |
NEMA 5-15P plug requires standard NEMA 5-15R receptacle (120V); Length: 2261 mm (89 in.), or NEMA 6-15P plug requires standard NEMA 6-15R receptacle (240V); Length: 2997 mm (118 in.). Specify when ordering |
Certification/Agency Listing | CE |
Noise | Advanced noise abatement, < 60 dB(A) at 1 meter |
Indoor/Outdoor Use | Indoor use only |
Application Environment | Non-corrosive, non-flammable, non-explosive |
Ambient Operating Temperature | +5ºC to +35ºC (41ºF to 95ºF) |
Useful Life | 12 years, nominal |
Refrigeration System | |
Cooling Engine | Humm™ helium charged free-piston Stirling engine with continuous modulation |
Heat Transport System | Gravity driven thermosiphon containing 65g (2.30 oz.) R-508B |
Refrigerant | R-508B nonflammable CFC/HCFC-Free |
Evaporator | Cold wall (inner liner) |
Heat Rejection |
Finned heat exchanger with forced air cooling Air inlet: Above freezer door below mechanical compartment Air outlet: Right side of top cover, upward |
Defrost Method | Manual |
Controller | |
Interface | Swift™ graphic user touchscreen interface |
Controller Type | Microprocessor with touchscreen input and display |
Security |
Lockable door Optional PIN requirement built in |
Warm and Cold Alarms | Fully adjustable |
Control Sensor | Two RTDs (PT100 Class B) |
Event Log | All alarms, door openings |
Dry Contacts | Normally closed, normally open, common; activated by power outage or any alarm condition |
Temperature Log | 30 days available graphically |
Battery Back-up | 48 hour control battery back-up for touchscreen |
Performance Data,-80ºC Setpoint at Ambient 25ºC ± 2ºC, Empty Cabinet | |
Pull-Down from Ambient | 9 hours |
Recovery from 2 Minute Door Opening |
1.8 hours |
Warm-Up Profile | 2.0 hours to -60ºC |
5.2 hours to -40ºC | |
10 hours to -20ºC | |
Steady State Energy Use | < 4 kWh/day |
Heat Dissipation | 563 BTU/h (load to HVAC) |
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