Mitsubishi INDUSTRIAL ENGINES

In Production

Mitsubishi S6B3-PTA

S6B3 Series

Mitsubishi S6B3-PTA 14.600L L6 constant-speed diesel engine for generator applications. Official MHI output without fan - 50 Hz: prime 335 kWm at 1500 rpm, standby 370 kWm at 1500 rpm; 60 Hz: prime 375 kWm at 1800 rpm, standby 415 kWm at 1800 rpm. Emissions: Unregulated.

Mitsubishi S6B3-PTA|MID-RANGE CLASSIFICATION
GENSET ARCHITECTURE: L614.6 L
HEAVY-DUTY GENSET INTEGRATION PLATFORM
POWER CLASSIFICATION493 kVA
ELECTRICAL OUTPUT394 kWe
FUEL SYSTEMDiesel
READY FOR TURNKEY PACKAGING

Standby Power

493 kVA

Electrical Output

394 kWe

Cylinders / Config

L6

Displacement

14.6 L

Rated Speed

1,500 RPM

ISO 8528 Power Ratings

Power Factor: 0.8 pf

kWm = mechanical engine shaft power · kWe = electrical output · kVA = apparent electrical power.

50 Hz Grid Frequency1500 RPM
Operating DutykWm (Mechanical)kWe (Electrical)kVA (Rating)
Prime335318.4398
Standby370351.2439
60 Hz Grid Frequency1800 RPM
Operating DutykWm (Mechanical)kWe (Electrical)kVA (Rating)
Prime375356445
Standby415394.4493

Mechanical & Electrical Specifications

BrandMitsubishi
ModelS6B3-PTA
SeriesS6B3 Series
ConfigurationL6
Cylinders6
Displacement14.6 L
Dry Weight1550 kg
Dimensions (L×W×H)1643 × 862 × 1263 mm
Fuel TypeDiesel
Ignition TypeCompression Ignition
Cooling MethodLiquid-Cooled
Emissions StandardUnregulated
Country of OriginJapan

Frequently Asked Questions

What is the power output of the Mitsubishi S6B3-PTA?

The Mitsubishi S6B3-PTA is rated at 439 kVA standby / 398 kVA prime at 50 Hz (1,500 rpm); and 493 kVA standby / 445 kVA prime at 60 Hz (1,800 rpm).

Does the S6B3-PTA run at 50 Hz or 60 Hz?

The Mitsubishi S6B3-PTA is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).

What fuel does the Mitsubishi S6B3-PTA use?

The Mitsubishi S6B3-PTA is a diesel generator-set engine.

What is the displacement and cylinder configuration of the S6B3-PTA?

The Mitsubishi S6B3-PTA is an inline-6 (6-cylinder) engine with a displacement of 14.6 L.

Is the Mitsubishi S6B3-PTA still in production?

Yes — the Mitsubishi S6B3-PTA is a current production model.

Is a datasheet available for the S6B3-PTA?

Yes — an official Mitsubishi datasheet for the Mitsubishi S6B3-PTA can be downloaded from this page.

Sibling & Competing Engine Models