Bair Hugger Security Systems Service Manual download pdf (Page 31)

Bair Hugger Model 775 Temperature Management Unit Service Manual

English 202526A

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Bair Hugger

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Specifications

Physical Characteristics

 13" high x 13" deep x 14" wide

33 cm high x 33 cm deep x 36 cm wide

 16 lb (7.3kg)

   53 dBA (High fan setting)

48 dBA (Low fan setting)

 Flexible, compatible with the Bair Hugger brand 241

blood/fluid warming system.

  High efficiency 0.2 µm air filter

   Every 12 months or 500 hours of use.

 Can be clamped to an IV pole, placed on a hard

surface, or mounted to the rolling stand accessory.

Temperature Characteristics

   Temperature: 15°C-25°C

Humidity: Max relative humidity 80% (up to

31°C) decreasing linearly to 50%

relative humidity at 40°C

Altitude: Max 2,000m

  Electronically controlled.

  High fan setting:

1600 BTU/hr (average), 470 W (average)

Low fan setting:

1330 BTU/hr (average), 390 W (average)

  Average temperatures at the end of the hose:

HIGH: 43° ± 1.5°C 109.4° ± 2.7°F

MED: 38° ± 1.5°C 100.4° ± 2.7°F

LOW: 32° ± 1.5°C 89.6° ± 2.7°F

     2 - 5 minutes (dependent on blanket model)

Time required for the contact surface tempaerature to

heat up from 23 ± 2°C to 37°C (73 ± 2°F to 99°F)

/  -20°C to 45°C (-4°F to 113°F)

Store all components in a cool, dry place when not in

use.

Safety System

 Independent electronic circuit; thermal cutoff shuts

the heater OFF to ensure hose end air remains below

56°C (53°C ± 3°C typical); back-up over-temperature

detection at hose inlet.

  Over-temperature (≤56°C, 53°C ± 3°C typical): red

Over-temp indicator light flashes, alarm sounds,

heater and blower shut down, operating indicator

lights turn OFF, control panel becomes unresponsive.

Fault: amber Fault indicator light flashes, alarm

sounds.

  Dual input fused lines.

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