ALUP LARGO 31-45

LARGO 31-45 screw compressors with oil injection are constant speed devices. They are equipped with a gear drive enabling operation with maximum efficiency. LARGO 31-45 single-stage compressors guarantee operational reliability, extended service life of both the compressor and end devices, and access to a wide range of functions. They are available in 3 performance models and 4 working pressure versions.

Characteristics of LARGO 31-45 compressors

High energy efficiency

LARGO 31-45 fixed speed compressors are equipped with IE3 efficiency class motors, which ensure unrivaled performance and efficiency. 

Convenient controls 

LARGO 31-45 compressors are equipped with the Airlogic2T Touch controller, which allows for efficient adjustment of operation to the plant's needs thanks to many functions related to monitoring, control, service warnings and fault warnings. The controller has a touch screen that allows for intuitive operation of the compressor. 

Quiet compressor operation

The 31-45 compressors feature solutions that allow the device to emit a low noise level (up to 65dB(A)), which allows the compressor to be installed close to workplaces. This solution reduces the costs of investing in an extensive compressed air installation system and reduces the risk of leakage, and thus minimizes service and repair costs.

Maximum working pressure Working pressure FAD performance under reference conditions* Engine power Noise level** Cooling air quantity Mass Compressed air outlet diameter
std More
Model bar m³ / min m³ / h l / s cfm kW hp dB (A) m³ / h kg kg "
Length 31 7,5 7 350 97,1 206 30 40 66 4900 553 663 1 ″ 1/2
8,5 8 321 89,3 189
10 9,5 296 82,1 174
13 12,5 265 73,7 156
Length 37 7,5 7 421 117 248 37 50 68 5000 654 764 1 ″ 1/2
8,5 8 405 112,6 239
10 9,5 365 101,5 215
13 12,5 320 89 188
Length 45 7,5 7 491 136,3 289 45 60 70 7950 669 787 1'1 / 2
8,5 8 455 126,5 268
10 9,5 419 116,4 246
13 12,5 377 405 222
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