Main content
Cat
3612 Generator Set (Medium Speed)
Maximum Rating
4000 ekW
4000 ekW
Minimum Rating
3300 ekW
3300 ekW
Emissions/Fuel Strategy
Low Fuel Consumption
Low Fuel Consumption
Overview
Producing reliable power from 3300 to 4000 ekW at 60 Hz, our 3612 diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We’ve designed each to ISO 8528-5 transient response requirements and to accept 100% rated load in one step. The generator set is certified for low fuel consumption.
Media
Photos
Details
Specifications
Generator Set Specifications
| Spec | Value |
|---|---|
| Maximum Rating | 4000 ekW 4000 ekW |
| Minimum Rating | 3300 ekW 3300 ekW |
| Emissions/Fuel Strategy | Low Fuel Consumption Low Fuel Consumption |
| Frequency | 60 Hz 60 Hz |
| Speed | 720 & 900 rpm 720 & 900 rpm |
| Duty Cycle | Prime, Continuous Prime, Continuous |
Engine Specifications
| Spec | Value |
|---|---|
| Engine Model | 3612 V-12,4-Stroke Water-Cooled Diesel 3612 V-12,4-Stroke Water-Cooled Diesel |
| Bore | 11 in 280 mm |
| Stroke | 11.8 in 300 mm |
| Displacement | 13524 in³ 222 l |
| Compression Ratio | 13:01 13:01 |
| Aspiration | TA TA |
| Fuel System | Direct unit injection Direct unit injection |
| Governor Type | Generator Set Monitoring System (GMS) Generator Set Monitoring System (GMS) |
Generator Set Dimensions
| Spec | Value |
|---|---|
| Length – Maximum | 404 in 10261.7 mm |
| Width – Maximum | 99.62 in 2530.3 mm |
| Height – Maximum | 156.6 in 3977.7 mm |
| Dry Weight – Genset (maximum) | 112690 lb 51230 kg |
Standard Equipment
Air Inlet System
- Turbocharger, watercooled, engine oil lubricated
- Aftercooler, fresh water, corrosion resistant coated (air side)
- Air cleaner
- Breather, crankcase, top-mounted
- Air inlet shutoff
Cooling System
- Jacket water thermostats
- Engine coolant water drains
- Water temperature regulator
- Three-bundle oil cooler
- Front mounted turbos
Exhaust System
- Dry, gas tight, exhaust manifold
- 457 mm (18 in) Cat bolt pattern
- Includes adapter, flexible exhaust fitting
Fuel System
- Simplex or duplex
Generator System
- Custom generator per generator data sheet completed by Dealer
Governor System
- UG Actuator
Lube System
- Oil pressure regulating valve
- Oil filler and dipstick
- Service side engine mounted on cylinder block inspection covers
- Wet oil sump. Includes engine-driven main lubrication and oil pumps, oil lines and oil pan
- Centrifugal oil filters with single shutoff
- Crankcase explosion relief valves
Mounting System
- Engine and generator mounting
- Damper, torsional vibration
Starting / Charging System
- Vane type air starter
- Air silencer
- Line group for single point custom connection
- Two motors, engine mounted at rear, on left side
General:
- Gear driven pumps: Fuel/oil/jacket water/aftercooler/Oil cooler water
- Paint, Caterpillar yellow
Optional Equipment
Air Inlet System
- Boost control valve
- Air inlet adapter
- Soot filter
- Vertical support bracket
- Air cleaner louver assembly
- Heavy duty air cleaner
Cooling System
- Heat exchanger for single circuit
- Heating aids
- Cooling system aids
- Expansion tank
- Auxiliary water pump
Exhaust System
- Weld flange and related hardware
- Flexible exhaust fittings
Fuel System
- Fuel system connections
- Fuel priming pump
- Duplex primary fuel strainer
Generator System
- Busbar connections
- Anti-condensation space heaters
- Class F insulation
- Winding temperature detectors
- 3 Phase, six leads, WYE
Governor System
- 723 Plus
- Digital programmers
- Electronic/actuators
- Battery backup/power supply
- 230 UA
- EGB actuator
Lube System
- Oil pan drain valve
- Lube ANSI adapter (Emergency connection)
Mounting System
- Spring type vibration isolators
- Non-vertically restrained
- Vertically restrained
- Isolator
Starting / Charging System
- Redundant air starters
- Turbine type air starters
- Pressure reducing valve
- Compressed air flex hose
General:
- Custom paint colors