Compressor
MacGregor Air-cooled piston compressor VA60, VA75, VA100

Structural features VA60, VA75

Intercooler and aftercooler• Two staged, three cylinders in 60° W-arrangement,with one-throw crankshaft, single acting trunk pistons
1st stage:
2 cylinders
2nd stage: 1 cylinder• Finned pipes

VA100• Two staged, three cylinders in 90° W-arrangement,with one-throw crankshaft, single acting trunk pistons
1st stage:
2 cylinders
2nd stage: 1 cylinder
Valves• Combined suction and pressure valves forboth stages
Air cooling• By axial fan directly driven by the crankshaft

Force feed lubrication• Gear pump directly driven by the crankshaft• Oil pressure control by means of pressure gauge andpressure switch• Oil level inspection glass• Crankcase venting from oil filler to air suction filter
Bearings VA60, VA75
• Crankshaft: slide bearings• Connecting rod: slide bearings• Wrist pin: 1st stage plain bearing bush
2nd stage needle bearings
Bearings VA60, VA75
• Crankshaft: slide bearings• Connecting rod: slide bearings• Wrist pin: needle bearings

Technical dataTypeVA60

VA75

Cylinders

33Stage22Dimensions

Speed
r.p.m.

FAD(m3/h)Power(kW)Weight incl. e-motor
approx. kg

1150

39.5

8.1

1450

50

1750

A

B

C

400

1125

800

855

10.8

400

1125

800

855

60

13.7

400

1125

800

855

1150

48

9.5

400

1275

800

930

1450

62.5

12.7

400

1275

800

930

1750

75.5

15.7

400

1275

800

930

All data apply to a final pressure of 30 bar. The right for alteration of specification and data to incorporate improvements in design is reserved.

Technical data

Dimensions
TypeVA100

Cylinders

2Stage2

Speedr.p.m.

FAD(m3/h)Power(kW)Weight incl. e-motor
approx. kg

1150

66

13.7

1450

85

1750

103A

BC

500

1365

895

930

17.9

500

1365

895

930

22.6

500

1365

895

930

All data apply to a final pressure of 30 bar. The right for alteration of specification and data to incorporate improvements in design is reserved.

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MacGregor is a leader in sustainable maritime cargo and load handling with a strong portfolio of products, services andsolutions, all designed to perform with the sea.
Shipbuilders, shipowners and operators are able to optimise the lifetime profitability, safety, reliability and environmental
sustainability of their operations by working in close cooperation with MacGregor.
MacGregor is part of Cargotec (Nasdaq Helsinki: CGCBV).

Published by MacGregor. Copyright © MacGregor May 2024. All rights reserved. No part of this publication may
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Version 2020-11

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