Overview
This document provides technical specifications and features of a marine transmission system designed for robust performance in various marine applications, including workboats and dredgers. It highlights the system's compliance with ISO standards and its suitability for twin installations.

Specifications
- Engine-matched torsional coupling and propeller shaft flange with coupling bolt set.
- Classification by major Classification Societies available upon request.
- PTO options include live or clutchable configurations.
- Electric trolling valve for slow-speed drive and shaft brake.
- Electric clutch control with optional oil cooler, fittings, and flexible hoses.
- Integrated brackets and free-standing options.
- Lube oil pump included.

Standard Equipment
- Robust design for easy onboard maintenance and continuous duty in demanding applications.
- Reverse reduction marine transmission with hydraulically actuated multi-disc clutches.
- Case hardened and precisely ground gear teeth for longevity and smooth operation.
- Cast iron casing suitable for direct or remote mounting.
- Emergency "get home" capability.

Performance and Models
- Suitable for twin installation with 100% rated power in both ahead and astern conditions.
- Various models with different power ratings and gear ratios.
- Maximum input RPM and power-to-RPM ratios provided for different models.

Dimensions and Weight
- Detailed dimensions for output coupling and dry weight specifications.
- Dimensions provided in both millimeters and inches.

Contact Information
Masson Marine products are available globally through a network of dealers. For more information, contact Masson Marine at 5 rue Henri Cavallier, 89100 Saint Denis les Sens, France, or visit their website.