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Generac SD1500 Generator Set

The Generac SD1500 is a 1500 kW (1875 kVA) Diesel standby generator set powered by a Mitsubishi S16R-Y2PTAW-1 engine. It is available at 277/480 V and 346/600 V, 3-phase, 60 Hz and rated 2255 A. It holds about 200 L (52.8 gal) of oil and 100 L (26.4 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 group-2 batteries at 12 V. The set measures 5844×2712×2955 mm (230.1×106.8×116.3 in), weighs about 15912 kg (35080 lb) and produces 50 dBA at 1 m. An integrated tank holds 1525 L (402.9 gal), roughly 12 hours of runtime. The same S16R-Y2PTAW-1 engine also powers generator sets from Kohler and Rudox Power Generation.

1500 kW
Standby
65.4 L
Displacement
200.0 L
Oil capacity
2
Document types

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Typical fuel consumption for 1500–1505 kW Diesel generators →

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power1500 kW
Standby kVA1875
Prime power1350 kW
EmissionsTier 2
ControllerInteliGen NT Display
Oil capacity200.0 L
AlternatorLeroy-Somer LSA (4-pole, Class H insulation)
Voltage options277/480 V, 346/600 V
PhaseThree-Phase
Rated current2255 A
Power factor0.8
Circuit breaker2255 A
Battery group2
Battery voltage12 V
Battery quantity2
Coolant capacity100 L
Max ambient50 °C
Dimensions (L×W×H)5844×2712×2955 mm
Dry weight15912 kg
Sound level50.0 dBA @ 1 m
Fuel tank1525.0 L
Tank runtime12 hr

Engine

Mitsubishi S16R-Y2PTAW-1
Oil capacity200.0 L
Coolant capacity170.0 L
Displacement65.4 L
AspirationTurbocharged
Rated speed1800 rpm

Same engine, other brands

2 brands

The Mitsubishi S16R-Y2PTAW-1 in this set also powers 5 generator sets sold under 2 other brands. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.

BrandModels
Rudox Power GenerationERM1500, ERM1600, ERM2000
Kohler1600REOZM, 1600REOZMD

Maintenance & consumables

for the Mitsubishi S16R-Y2PTAW-1
ItemSpecCapacityPart #Interval
Air filter4, Secondary×4—
Fuel filter4, Secondary×4—
Oil filter4, Secondary×4—
BatteryFour, 1150×4—
Belt4, Secondary×4—
Spark plug4, Secondary×4—

Common questions

How many kW is the Generac SD1500?

The Generac SD1500 is rated 1500 kW standby (1875.0 kVA).

What engine is in the Generac SD1500?

The Generac SD1500 is powered by the Mitsubishi S16R-Y2PTAW-1 engine.

What fuel does the Generac SD1500 use?

The Generac SD1500 runs on Diesel.

How much oil does the Generac SD1500 take?

The Mitsubishi S16R-Y2PTAW-1 engine in the Generac SD1500 has an oil capacity of 200.0 liters.

How much coolant does the Generac SD1500 hold?

The Generac SD1500 cooling system holds 100 liters (26.4 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the prime power rating of the Generac SD1500?

The Generac SD1500 is rated 1350 kW prime (1688 kVA), against 1500 kW standby.

How loud is the Generac SD1500?

The Generac SD1500 is rated at 50.0 dBA at 1 m, per the manufacturer specification sheet.

What is the dry weight of the Generac SD1500?

The Generac SD1500 has a dry weight of 15912 kg (35079 lb).

What size fuel tank does the Generac SD1500 have?

The Generac SD1500 has a 1525 liter (403 US gallon) fuel tank, giving about 12 hours of runtime.

What voltage does the Generac SD1500 produce?

The Generac SD1500 is offered in 277/480 V, 346/600 V, Three-Phase-phase.

What size battery does the Generac SD1500 need?

The Generac SD1500 uses 2 batteryies, 12 V each, group 2, per the manufacturer specification sheet.

What alternator comes on the Generac SD1500?

The Generac SD1500 uses a Leroy-Somer LSA alternator. It has 4 poles. Insulation class H.

Fuel consumption

RatingLoadL/hgal/h
Standby25%36.5138.0
Standby50%66.0250.0
Standby75%97.3368.0
Standby100%133.035.13

Available documents

Spec sheet — Generac 1500kW SD1500 Diesel Generator 65.4L (Generac)Spec sheet — sd1500-1500kw-diesel-generator-specsheet (Generac)Reference — 0165970SBY (Generac)Reference — sd1500 0l1872 1 (Generac)Service manual — Wiring Diagrams (Generac)

This page was generated from the 5 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.