Sewart: Marine Based
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MG-6984SC
Standard Equipment
- Vertical offset, aluminum housing
- Electric GP-valve with manual override
- EC050 Profile module – interface for engagement signals
- Integral oil cooler for raw water cooling
- Oil strainer and oil filter
Options
- SAE J617 housing no. 0
- SAE J617 housing no. 00
- Flexible coupling for 18” flywheel (SAE J620 size 460)
- Flexible coupling for 21” flywheel (SAE J620 size 530)
- Input flange for freestanding installation
- EC050 E-Troll module – interface for engagement & trolling signals
- Harness with single point interface to Twin Disc EC300 control system
- Output shaft driven trailing pump
- Companion flange/ bolts set
- Monitoring devices to customer’s specification
- Mounting brackets
- Live PTO
- SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt) – max. 600 Nm
- Hydraulic Clutchable PTO
- SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt) – max. 600 Nm
INPUT RATINGS – KILOWATTS (KW) (HORSEPOWER (HP))*
For service classification definitions and important notes refer to the Twin Disc Marine Product Guide or contact Twin Disc directly.
| Reduction Ratios | Pleasure Craft | Light Duty | Intermediate Duty | Medium Duty | Continuous Duty |
|---|---|---|---|---|---|
| :1 | @ 2100 RPM | @ 2100 RPM | @ 1800 RPM | @ 1800 RPM | @ 1800 RPM |
|
1.18, 1.54, 2.06 2.29, 2.52 |
2222 kW (2980 hp) |
2119 kW (2842 hp) |
1654 kW (2218 hp) |
1353 kW (1814 hp) |
1326 kW (1778 hp) |
| 2.92 |
2163 kW (2900 hp) |
2006 kW (2690 hp) |
|||
| 3.25 |
1924 kW (2580 hp) |
1665 kW (2233 hp) |
1399 kW (1876 hp) |
1227 kW (1645 hp) |
1200 kW (1609 hp) |
| 3.43 |
1790 kW (2400 hp) |
1549 kW (2077 hp) |
1125 kW (1509 hp) |
924 kW (1239 hp) |
903 kW (1211 hp) |
* Ratings shown for use with standard right hand rotation engines. The maximum allowable rated engine speed is 2100 rpm.
DIMENSIONS & WEIGHT
| C | 310 mm (12.21”) |
| S | 287 mm (11.30”) |
| F | 691 mm (27.20”) |
| L | 445 mm (17.52”) |
| R | 445 mm (17.52”) |
| Weight | 1192 kg * |
* dry weight, including SAE #0 housing and SAE 460 flexible coupling
Specifications subject to change without prior notice in the interest of continual product improvement. Contact your local Twin Disc representative for engineering specifications, Survey Society Approvals and Classifications.