Cat G3512H Gas Engine
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Caterpillar
Gas Generator G3512H
Continuous Rating
1515 ekW / 1505 ekW @1.0pf
1515 ekW / 1505 ekW @1.0pf
Fuel Type
Natural Gas, Hydrogen Blend (up to 25%)
Natural Gas, Hydrogen Blend (up to 25%)
Maximum Electrical Efficiency
44.90%
44.90%
Overview
From natural gas to biogas, coal mine gases, or hydrogen fuel blends to support combined heat and power (CHP), emergency power, and local grid support applications, Caterpillar has a wide range of reliable gas power solutions.
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Exterior
Features
SR5 Generator
EMCP 4.3 Control Panel
Emissions
Proven System
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Details
Specifications
Generator Set Specifications
| Spec | Value |
|---|---|
| Continuous Rating | 1515 ekW / 1505 ekW @1.0pf 1515 ekW / 1505 ekW @1.0pf |
| Fuel Type | Natural Gas, Hydrogen Blend (up to 25%) Natural Gas, Hydrogen Blend (up to 25%) |
| Maximum Electrical Efficiency | 44.90% 44.90% |
| Frequency | 50 / 60 Hz 50 / 60 Hz |
| RPM | 1500 rpm 1500 rpm |
Engine Specifications
| Spec | Value |
|---|---|
| Engine Model | G3512H G3512H |
| Displacement | 3574 in³ 59 l |
| Aspiration | TA TA |
| Bore | 6.7 in 170 mm |
| Stroke | 8.5 in 215 mm |
| Governor Type | ADEM A4 ADEM A4 |
Generator Set Dimensions
| Spec | Value |
|---|---|
| Length | 223 in 5656 mm |
| Width | 76 in 1921 mm |
| Height | 91 in 2308 mm |
| Dry Weight – Genset | 31085 lb 14100 kg |
Standard Equipment
Air Inlet
- Package Mounted Air Cleaner with service indicator
Cooling
- Jacket water and SCAC thermostats
- 2nd Stage CAT Flange
- ANSI Class 150 JW Connection
- Engine driven pumps for jacket water and aftercooler cooling
Control Panels
- Dedicated customer wiring terminals
Control Panel
- EMCP4.3
Exhaust
- Dry exhaust manifolds insulated and shielded
- Center section cooled turbocharger with Cat flanged outlet
Generator
- High efficiency low voltage Cat generator, permanent magnet excitation, digital regulation, IP23 water ingress protection, & form wound construction.
Starting/Charging
- Electric Starter
General
- Paint – Caterpillar Yellow except rails and radiators gloss black
- Crankshaft vibration damper and guard
Optional Equipment
Air Inlet
- Mounting brackets and piping
- Air cleaner with precleaner
Control Panels
- Remote annunciator
Circuit Breakers
- Frame mounting circuit breaker orientation
- 2500A 3-pole IEC rated circuit breakers
- Rear Mounted Circuit Breaker
- 3000A/3200A/4000A UL100% Rated Masterpact circuit breaker (60 Hz only)
- LSI Long-Time, LSI-P Long-Time, LSIG Long-Time, LSIG-P Long-Time,
Control Panel
- Language Options
- Cable Shroud Location
- Engine failure relay
- Discrete I/O module, 12 digital points, 8 ‘Form C’ relay
- 16 point/32 light annunciator with NFPA99-110/CSA282 configuration
- Empty Upper Box Right/Left
- Local Alarm module
- Synchronization module
- Cat Connect: Ethernet, satellite, or cell telematics
- Local/Remote PC Monitorring
- Right/Left/Rear Extension Box
Cooling
- Remote radiator for JW and SCAC circuits
- 220V (50Hz), 240V (60Hz), 480V (60Hz) JW heater
Exhaust
- Flexible fitting [305mm x 305mm (12in. X 12in.)] w/ 12 bolt-flanges
- 406mm (16in.) sparking-arresting muffler with companion flange
- Exhaust expander [250mm-329mm (10in-12in)]
- 305mm (12 in.) flange
- Muffler options
- Elbow exhaust
Fuel System
- 1/2″ NPT gas train conduit connectors
- 3, 0-100kPag 4-20mA gas train pressure sensors
- Fuel Filter
- Gas knockdown regulators
General
- Digital Diagnostic tool
- US Aid emblem
Generator
- Generator air filter
- Manual voltage control
- Cable access box
- RTD Monitorring
- Bearing temperature detectors
Governing System
- ADEM A4 4-20mA (0-5V) speed input
Starting/Charging
- Battery with cables and rack
- 24V Starting motors
- 20A, 24VDC battery charger
- 45A, 24V charging alternator (requires engine driven pumps)
- Jacket water heater
Grid Code Compliance
- 60 Hz: USA
- 50 Hz: Germany, Great Britain, Belgium, Romania, Italy, Ireland, Poland, Netherlands, Spain, France, and European Standard