Engine Specifications

Manufacturer/Model: Yanmar 3TNV88HSPU (3-cylinder, in-line)
Type: 4-stroke diesel, direct injection, naturally aspirated
Speed: 1,500 rpm
Displacement: 1.642 L
Bore x Stroke: 88 x 90 mm
Cooling: Water-cooled (coolant) with pusher fan radiator
Governor: Mechanical
Fuel consumption (approx.):
100% PRP: ~3.19 L/h
ESP: ~3.91 L/h
75% PRP: ~2.50 L/h
50% PRP: ~1.83 L/h

Oil capacity: 6.7 L
Coolant capacity: 4.8 L
Electrical system: 12V with starter and battery charger alternator
Lube oil: SAE 10W30 / API CD/CF

Alternator Specifications (Common Variants)

Brands: Stamford (e.g., S0L2.M1), Mecc Alte (e.g., ECP28.M4C), or Himoinsa
Poles: 4
Excitation: Self-excited, brushless
Voltage regulator: Electronic AVR
Insulation: Class H
Protection: IP23
Connection: Double delta (single-phase)
Mounting: Single bearing with flexible disc coupling

Canopy / Soundproof Features (Standard on Enclosed Version)

Robust steel chassis with epoxy polyester powder coating.
Modular acoustic enclosure with soundproofing (foam + polyurethane film).
Noise level: ~62 dB(A) @ 7m (standard); optional lower with attenuation kit.
Bunded fuel tank (standard 100 L, options: 140/180/225/385 L) with level gauge.
Retention tray system.
Wide removable doors for maintenance (oil, water, filters accessible without full disassembly).
4 lifting points, anti-vibration mounts.
External emergency stop.
Lower/side cable outlets with aluminum covers.
Autonomy: ~40 hours at full load (100 L tank).

Dimensions (Soundproof, approx.):

Length: 1,725 mm
Width: 750 mm
Height: 1,255–1,305 mm
Weight (with fluids): ~580 kg

Electrical & Control System

Control panel options: M7X (manual), CEM7/CEC7 (automatic) with digital display for voltage, current, frequency, power, engine parameters (temp, oil pressure, RPM, battery), and alarms.
2-wire auto start capability.
Protections: Over/under speed, high/low temp & pressure, low fuel, battery issues, etc.
4-pole circuit breaker.