Model kW/RPM
(hp/RPM)
Maximum Rated Input kW (hp) Maximum RPM Ratio Sample Ratio Capacities kW (hp) Dry Weight kg (lb)
1200 rpm 1600 rpm 1800 rpm
MM W3900 0,408 (0,547) 857 (1149) 2100* 6,091 490 (657) 653 (875) 734 (985) 1270 (2800)
6,435
0,388 (0,520) 815 (1093) 6,818 466 (624) 621 (833) 698 (937)

*Can be upgraded to 2300 rpm in specific project

Description

  • Robust design and easy onboard maintenance.
  • Robust design also withstands continuous duty in workboat, dredger applications.
  • Fully works tested, reliable and simple to install.
  • Reverse reduction marine transmission with hydraulically actuated multi-disc clutches.
  • Case hardened and precisely ground gear teeth for long life and smooth running.
  • Robust cast iron casing for direct or remote mounting.
  • Emergency “get home” capability.
  • Design, manufacture and quality control standards comply with ISO.
  • Suitable for twin installation with 100% rated power in ahead and astern condition.

Standard Equipment

  • Oil cooler complete with fittings and flexible hoses.
  • Free Standing.
  • Lube Oil Pump.

Options

  • Engine-matched torsional coupling.
  • Propeller shaft flange and coupling bolt set.
  • Classification by all major Classification Societies on request.
  • PTO (live or clutchable).
  • Electric trolling valve for slow-speed drive.
  • Shaft brake.
  • Electric clutch control.
Download Technical Data Sheet MM W3900 NR (PDF)

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