THE ACS CHALLENGE CH250

• Capacity:
  224 litres
• Internal Dimensions:
  600 x 535 x 700mm (WxDxH)
• External Dimensions:
  850 x 1460 x 1516mm (WxDxH)) - for height with castors add 47mm
• Temperature Range:
  -40°C to +180°C
• Fluctuation:
  ±0.25°C...±0.3°C
• Temperature Variation Rate (according to IEC60068-3-5):
  5°C/min from -40°C to +180°C
  3.5°C/min from +180°C to -40°C
  (average rates with no load and ambient temperature of +20°C to +22°C)
• Relative Humidity Range:
  From 10% to 98% in the range +5°C to +95°C
• Dewpoint Range:
  +2°C to +94°C for continuous tests, -20°C to +2°C for limited period based on starting conditions and foreseen testing time.
• Relative Humidity Stability:
  ±1%...±3% and in all cases not less than ±0.25°C within the psychrometric table
• Control:
  By µPLC and colour KeyKratos touchscreen placed on the door (24 touch areas, 1024 dynamic tests, IP65 frontal panel protection grade). It allows programming of the T and RH cycles and control of all chamber functions and alarms.
• Dissapation at °C:
  400 W
• Electrical Power:
  7.7kW (4.8kW average)
• Voltage:
  400V +6%/-10%/50Hz/3ph + N + G
• Noise:
  59 db(A) at 1m from the front of the chamber in a non-reverberating room
• Weight:
  490 kg
• Included Accessories:
  450 x 450mm Multipane inspection window
  Castors assembly
  Self-feeding system (mains water through chamber embedded softener)
  1 lateral porthole (dia. 80mm)
  1 Internal shelf
  Internal lamp
  Air condenser
  RS232 interface (or RS485 on request)
  Digital undertemperature/overtemperature switch with independent probe
  Connection to UPS
  False ceiling to prevent water dripping on the test object

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