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Marine Transmissions for Serial Hybrid and Diesel Electric Propulsion

MGX-5204SC

Standard Equipment

  • Vertical offset, aluminum housing
  • Electric GP-valve with manual override
  • EC600PC profile module – interface for engagement signals
  • Oil strainer and oil filter

Options

  • SAE J617 housing no. 1
  • SAE J617 housing no. 0
  • Flexible coupling for 14” flywheel (SAE J620 size 355)
  • Flexible coupling for 14” flywheel (SAE J620 size 355)
  • Input flange for freestanding installation
  • Mechanical control valve
  • EC600PC e-troll module and propulsion control system
  • Oil cooler for raw and fresh water cooling
  • 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. 592 Nm)
    • SAE J744 size 127-4, 38-4 (SAE “C-C”, 4-bolt, max. 1187 Nm)
  • Hydraulic clutchable PTO:
    • SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 592 Nm)
    • SAE J744 size 127-4, 38-4 (SAE “C-C”, 4-bolt, max. 1186 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 @ 2300 RPM @ 2300 RPM @ 2100 RPM @ 1800 RPM @ 1800 RPM

1.17, 1.33, 1.53

1.76, 2.03, 2.48

2.92

1104 kW

(1480 hp)

979 kW

(1313 hp)

858 kW

(1151 hp)

716 kW

(960 hp)

716 kW

(960 hp)

3.48

1081 kW

(1450 hp)

837 kW

(1122 hp)

720 kW

(966 hp)

600 kW

(805 hp)

600 kW

(805 hp)

* Ratings shown for use with standard right hand rotation engines.
The maximum allowable rated engine speed is 2750 rpm (2500 rpm for ratio 1.17:1).

DIMENSIONS & WEIGHT

Vertical Offset Dimensions
C 248 mm (9.75”)
S 222 mm (8.75”)
F 595 mm (23.41”)
L 375 mm (14.75”)
R 267 mm (10.50”)
Weight 410 kg *

* dry weight, including SAE #1 housing and SAE 355 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.

Publications:

Description Download
Product BulletinPDF
Marine Product GuidePDF
Marine CapabilitiesPDF
QuickShift® BrochurePDF

Installation Drawings:

Drawing Number Input Connection Control Valve Companion Flange Heat Exchanger PTO Notes Download
1027458SAE #0mech. (MG-5204SC)DWG STEP IGES
1027458ASAE #0mech. (MG-5204SC)DWG IGES
1027458BFreestandingmech. (MG-5204SC)DWG STEP IGES
1026242SAE #0electric, EC050DWG
1026242ASAE #0electric, EC050DWG
1026242BFreestandingelectric, EC050DWG
1026242CFreestandingelectric, EC300 interface