Description

• -86ºC ultra low temperature upright deep freezers
• Internal capacity: 170, 340, 510, 690 litres
• Acceptable ambient temperature: up to +35ºC
• Temperature homogeneity at -80ºC: +/-3ºC
• Temperature stability at -80ºC: +/-1ºC
• Cascade cooling system, 5 years warranty
• CFC-free and HCFC-free, non-inflammable gases (R 417 A / R 508 A)
• Ball-bearing equipped condenser fan motor
• Stainless steel chamber and shelves
• Removable & adjustable stainless steel shelves
• Vacuum Panels and polyurethane insulation of only 82 mm
• 3 lip silicone chamber seal with heating to prevent from ice formation
• 4 large diameter heavy-duty rotating casters (Ø80mm) and 2 adjustable stabilizing feet
• Solid active handle for easy door opening
• Pressure equaliser, allows easy re-opening
• Individual key lock for main door
• Microprocessor unit controller
• 2 thermal probes (type K thermo-coupled silicone coated) for regulation and safety
• Simultaneous digital display of actual and set temperature
• Access to settings and regulating parameters protected by an access code
• Audible (mutable) and visual alarms for:
  • High/low temperature (adjustable threshold throughout the operating range)
  • Condenser high temperature (clogged filter, fan failure, etc.)
  • Door open
  • Power failure
• Remote alarm ports (temperature/sector power) with double-position dry-contact alarms (Normal open/Normal Closed)
• Electrical supply: 230 V / 50 Hz + Ground 16 A
• Ambient temperature for guaranteed performance: up to +35ºC
• Fits through standard door (mm): W < 800mm x H< 2000mm

Accessories & Options

Various accessories and options make the unit adaptable to every application. Telstar also offers its expertise to allow customisation of each unit with other features and equipment if required.

• 24V back-up battery for the alarms and recorders
• Disc chart recorder

• CO2 or LN2 injection back-up system
• Water-cooled condenser
• Cryo-accumulators
• Additional temperature probe
• 4-20mA port
• Racks, drawers for samples and cryoboxes

Applications

Special Desings