General Specifications
The marine generator model 40 GTA/GTAC is a three-phase generator with a maximum power output of 31.2 kW (39 kVA) and a prime power of 28.4 kW. It operates at a frequency of 60 Hz and a voltage of 480/277 V, with an amperage of 46.9 A. The generator is designed with three phases.

Dimensions and Weight
Without the canopy, the generator measures 1308 mm in length, 630 mm in width, and 732 mm in height, with a dry weight of 494 kg. With the canopy, the dimensions are 1445 mm in length, 630 mm in width, and 788 mm in height, with a dry weight of 545 kg.

Engine Specifications
The engine is manufactured by Mitsubishi, model MINI-74 GENSET, and is a diesel, 4-stroke engine with 4 cylinders and a total displacement of 3331 cc. It operates at 1800 RPM and has a power output of 35.7 kW. The engine features a wet exhaust elbow with a diameter of 94 mm and a stroke of 120 mm. The compression ratio is 22:1, and it uses a mechanical and indirect injection system.

Fuel System
The generator uses diesel fuel and complies with ASTM fuel standards. Fuel consumption varies with load: 3.1 l/h at 25%, 4.8 l/h at 50%, 6.8 l/h at 75%, and 9.6 l/h at 100%. The injection pump is in-line, and the governor type is mechanical.

Electrical System
The electrical system operates at a battery voltage of 12 V, with a starter motor of 2.2 kW. Optional features include earth isolation, an IP 65 box kit, and current transformers.

Installation Details
The exhaust hose has an inner diameter of 75 mm, and the sea water hose has an inner diameter of 32 mm. The maximum fuel lift height is 0.6 m, and the maximum raw water lift height is 3 m. The generator can operate at a maximum sea water temperature of 32 ºC and a maximum installation angle of 15 degrees.

Alternator Details
The alternator is a Sincro model SK160WA with a BL4 regulator type and 4 poles. It has an isolation type H and IP protection 23. The excitation system is brushless, and it is tropicalized.

Standard Equipment and Optional Accessories
Standard equipment includes a 4 m electrical wiring extension, oil extraction pump, rigid bed, silentblocks, and an SCO 11 control panel. Optional accessories include a siphon break kit, engine electrical system at 24 V, and various service/cruise kits.

SCO 11 Panel
The SCO 11 panel features a graphic LCD display, genset measures, event history log, and genset protections. It supports multiple languages and has a built-in PLC function. The panel dimensions are 195 x 135 x 47 mm.

Alarm Management
The system includes shutdowns for high coolant temperature, low oil pressure, overspeed, overload, short circuit, over/under voltage, over/under frequency, and emergency stop. Warnings include high coolant temperature, low oil pressure, and maintenance requests.

Operating Conditions
The generator operates in temperatures ranging from -20 to +70 ºC with a humidity tolerance of 95% without condensation. The front panel has IP65 protection.

Standards and Compliance
The generator complies with standards such as EN 61000-6-2, EN 61000-6-4, EN 61010-1, and others related to environmental and operational conditions.