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Masson Marine Equipment

EM540

Masson Marine EM540 E-range marine gearbox for electric propulsion, 0.540 kW/rpm, max input 1,134 kW (1,521 hp), max 2,100 rpm, ratios 3.026–5.913, dry weight 1,270 kg.

Description

The EM540 is a Masson Marine E-range gearbox designed for electric propulsion with synchronous motors. Based on the standard reverse gear design, the E-range has no clutch, reducing weight, cost and maintenance. The EM540 has been fitted on inland waterway vessels and an electric pusher tug.

Key features

  • Robust design that withstands continuous duty in workboat and dredger applications
  • Case-hardened, precision-ground gear teeth for long life and smooth running
  • Robust cast iron casing for direct or remote mounting
  • Suitable for twin installation with 100% rated power ahead and astern
  • Fully works-tested and simple to install

Technical data

  • Rating: 0.540 kW/rpm (0.724 hp/rpm)
  • Maximum rated input: 1,134 kW (1,521 hp)
  • Maximum speed: 2,100 rpm (can be upgraded to 2,300 rpm in specific projects)
  • Ratios: 3.026, 3.486, 4.032, 4.448, 5.077, 5.542, 5.913
  • Sample capacities: 648 kW (869 hp) at 1,200 rpm, 864 kW (1,159 hp) at 1,600 rpm, 972 kW (1,303 hp) at 1,800 rpm
  • Dry weight: 1,270 kg (2,800 lb)
  • Non-clutchable version for electric motors available on request

Standard equipment

  • Oil cooler with fittings and rigid pipes
  • Free standing
  • Lube oil pump

Options

  • Propeller shaft flange and coupling bolt set
  • Classification by all major classification societies on request

Specifications

Model kW/RPM (hp/RPM) Maximum Rated Input kW (hp) Maximum RPM Ratio Sample Ratio Capacities kW(hp) Dry Weight kg (lb) col8 col9
1200 rpm 1600 rpm 1800 rpm
EM 540* 0,540 (0,724) 1134 (1521) 2100* 3,026 648 (869) 864 (1159) 972 (1303) 1270 (2800)
3,486
4,032
4,448
5,077
5,542
5,913

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