Masson Marine Equipment
MM W3350
Masson Marine MM W3350 reverse reduction marine gearbox, 0.350 kW/rpm, max input 770 kW (1,033 hp), max 2,200 rpm, ratios 6.444 and 6.842, dry weight 1,260 kg.
Description
The MM W3350 is a marine reduction gearbox from Masson Marine's W range, built for continuous duty in workboat and dredger applications.
Key features
- Reverse reduction marine transmission with hydraulically actuated multi-disc clutches
- Case-hardened, precision-ground gear teeth for long life and smooth running
- Robust cast iron casing for direct or remote mounting
- Emergency "get home" capability
- Suitable for twin installation with 100% rated power ahead and astern
- Robust design with easy onboard maintenance; fully works-tested and simple to install
- Design, manufacture and quality control to ISO standards
Technical data
- Rating: 0.350 kW/rpm (0.469 hp/rpm) at ratio 6.444; 0.291 kW/rpm (0.390 hp/rpm) at 6.842
- Maximum rated input: 770 kW (1,033 hp)
- Maximum speed: 2,200 rpm (can be upgraded to 2,250 rpm in specific cases)
- Sample capacities (ratio 6.444): 420 kW (563 hp) at 1,200 rpm, 560 kW (751 hp) at 1,600 rpm, 630 kW (845 hp) at 1,800 rpm
- Dry weight: 1,260 kg (2,780 lb)
Standard equipment
- Oil cooler with fittings and flexible hoses
- Integrated brackets
- 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
- Trailing pump
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 | ||||||
| MM W3350 | 0,350 (0,469) | 770 (1033) | 2200* | 6,444 | 420 (563) | 560 (751) | 630 (845) | 1260 (2780) |
| 0,291 (0,390) | 640 (859) | 6,842 | 349 (468) | 466 (624) | 524 (702) |
More from Masson Marine
- Masson Marine MM W2800Y Twin Input Single Output Gearbox
- Masson Marine MM W1950
- Masson Marine EM311
- Masson Marine EM540
- Masson Marine EM611
- Masson Marine Dual Speed Gearboxes (W3300 DS, W3450 DS, W5200 DS)
- Masson Marine E-Range Gearboxes for Synchronous Motors
- Masson Marine MM W3300 DS Dual-Speed Gearbox
- Masson Marine MM W3450 DS Dual-Speed Gearbox
- Masson Marine MM W5200 DS Dual-Speed Gearbox
- Masson Marine PTI Type 1
- Masson Marine PTI Type 1G
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