Roof-top air-conditioning system CC8 3 Technical data
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3 Technical data
3.1 Air-conditioning system
3.2 Electrical fuses
3.3 Compressor
Designation Type CC8
Dimensions, roof-top unit
– length x width x height 1025 mm X 970 mm X 197 mm
Weight Approx. 40 kg
Operating voltages (depending on vehicle's electr. system) 12 Volt DC, 24 Volt DC
Current consumption (air flow unobstructed)
– 12 Volt DC / 24 Volt DC Approx. 45 A / approx. 27 A
Switching points, low-pressure switch
–Off 2.0 ± 0.3 bar
–On 2.1 ± 0.2 bar
Switching points, high-pressure switch
–Off 22.5 ± 2 bar
–On 15.0 ± 3 bar
Refrigerant R134a
Refrigerating capacity 8.5 kW ± 10%
Evaporator air flow rate (air flow unobstructed) 1300 m
3
/h
Switching point, anti-icing thermostat
–Off 1 °C ± 1
–On 3.5 °C (max.)
Fresh air percentage (when stationary) approx. 20% of evaporator air flow rate
Protected components Fuse designation Ratings
12 V / 24 V
– Axial fans F1/F2 25 A / 15 A
– Compressor F3 10 A / 7,5 A
– Radial fans + compressor F4/F5 20 A / 15 A
– Fresh air ventilation flap motor F6 1 A / 1 A
Designation Type Seltec TM16 HD
Dimensions See Fig. 402 for TM16 HD with horizontal
connection
Weight 7.0 kg
Sense of rotation left / right
Stroke volume per revolution 162.9 cm
3
Lubricating oil for refrigerating compressors
(type, quantity)
PAG ZXL 100 PG / 180 + 20 cm
3
Refrigerant connections
– Delivery side (standard) 3/4" O-ring
– Intake side (standard) 7/8" O-ring
Installation position, range of tilt
– About longitudinal axis max. ± 45°
– About lateral axis max. ± 10°
Magnetic clutch
– Power supply 12 / 24 Volt DC
– Power consumption max. 45 Watt (at 25 °C)
– Connector type AMP 42060
Operational speed (rpm) 700 to max. 6000 rpm
Pressure relief valve opening pressure 34.5 – 39.2 bar abs
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