Gardner Denver L55, User And Service Manual

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August 20, 2018 57
12.1.2 USA/CANADA-Version L55 RS A - air cooled
Technical data 60Hz L55 RS
Maximum operating pressure psi g 145.0
Minimum operating pressure psi g 75.0
Ambient temperature min. / max. °F 34...113
at min. speed at max. speed
110 psi g FAD cfm 85.5 361.3
130 psi g FAD cfm 83.8 335.5
145 psi g FAD cfm 82.6 318.6
190 psi g FAD cfm -- --
Approx outlet temperature of air above ambient (at max. power) °F 11
Free field noise level (ISO 2151) at 70 / 100 % load dB(A) 69 / 73
Nominal motor rating hp (kW) 75 (55)
Nominal voltage [tolerance] (frequency) 460V [±10%] (60Hz)
Full load current max. at 460V Amps 105
Motor protection type TEFC IP55, EPACT
Drive motor speed min./max. rpm 750 ... 3000
Fan motor power hp (kW) 1.9 (1.4) (IP54)
Suggested cable size at 460V (cable type 167°F / copper) AWG 1/0
Suggested fuse rating at 460V (slow-blow fuse, class J) Amps 125
Ventilating fan capacity cfm 4308
Cooling air temp above ambient temp. approx. (at max. power) °F 45
Max. allowable pressure drop in duct at ambient 95°F / 113°F Pa 90 / 50
Compressor oil capacity gal (l) 9 (34)
Compressed air delivery connection (male screwed thread) 2
– 11 1/2 NPT
Weight lbs (kg) 3805 (1726)
Package dimensions L x W x H in / mm 85 x 48.1 x 77.6 (2158 x 1223 x 1971)