ESCAL Series: ESCAL4R ESCAL6R Z Series: ESCAL45R Model ESCAL45R Power frequency (Hz) 50 Power supply voltage (V) 415 Free air delivery (m3/min) 470 Delivered air pressure (MPa) 0.64 - 0.83 Intake condition Atmospheric pressure (0-40 °C) Control system supply Automatic start-stop & unloader type selection Main output (kW) 3.7 Motor type Three-phase-squirrel-cage, 4P totally-enclosed-fan Starting system Direct starting Driving system V belts-driven Cooling system Air cooled Oil filling quantity () 3.5 Dryer Air dew point at outlet ( °C) 10 (under increased pressure) Refrigerant R·134a Air delivery bore (R) 1/2 Dimension, L x W x H (body) (mm) 785 x 505 x 1090 (service pipe size included) Total mass (dry state) (kg) 234 Noise level [OP1.5m] (dB.A) 49 Z Series: ESCAL65R Model ESCAL65R Power frequency (Hz) 50 Power supply voltage (V) 415 Free air delivery (m3/min) 730 Delivered air pressure (MPa) 0.64 - 0.83 Intake condition Atmospheric pressure (0-40 °C) Control system supply Automatic start-stop & unloader type selection Main output (kW) 5.5 Motor type Three-phase-squirrel-cage, 4P totally-enclosed-fan Starting system Direct starting Driving system V belts-driven Cooling system Air cooled Oil filling quantity () 4.5 Dryer Air dew point at outlet ( °C) 10 (under increased pressure) Refrigerant R·134a Air delivery bore (R) 1/2 Dimension, L x W x H (body) (mm) 785 x 505 x 1090 (service pipe size included) Total mass (dry state) (kg) 254 Noise level [OP1.5m] (dB.A) 52