Gas generator sets
Cat® G3516K
Cat® G3516K gas generator sets have been developed to meet your continuous power needs 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.
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Cat<sup class="cf-reg">®</sup> Gas Engine
- Rugged, durable design with reliable performance proven in thousands of applications worldwide provides prolonged life and lower owning and operating costs
- High power density and efficiency
Cat Generator Set Package
- Top tier electrical efficiency
- Lower maintenance and overhaul costs driven by lower oil consumption, extended service intervals, and reduced downtime
- Capable of ISO 8528-5 Class G1 & G2 transient performance with specified load steps
- Genset reliability verified through torsional vibration, fuel consumption, oil consumption, transient performance, and endurance testing
Alternators
- High-efficiency design
- Designed to match performance and output characteristics of Cat gas engines
Applications
- Cat generator sets are capable of maximizing power production opportunities in an extensive range of industries
- Improved thermal efficiency for combined heat and power (CHP) with site adjustable jacket water temperature
- The lowest total life cycle cost in power class
- Various options for the highest overall levels of efficiency
- Individually adapted to specific site requirements
Cat Energy Control System (ECS)
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirements
- Expansion modules and site specific programming for specific customer requirements
- Graphical touchscreen display
- Easily upgradeable
Warranty
- 12 months/unlimited hour warranty for Continuous ratings
- Extended service protection is available to provide extended coverage options
Financing
- Caterpillar offers an array of financial products to help you succeed through financial service excellence
- Options include loans, finance lease, operating lease, working capital, and revolving line of credit
- Contact your local Cat dealer for availability in your region
Up to 40% more responsive
Shorter time to full load, enhanced controls and diagnostics, and improved transient load capability.
Up to $350K savings
With industry leading electrical efficiency, improved thermal efficiency, and increased power density.
Wide range of fuel options
Multiple fuel options including natural gas, Biogas, propane, coal mine methane (CMM), and up to 25% hydrogen
| Continuous Rating | 2000 / 2030 ekW (2500 / 2538 kVA) |
|---|---|
| Fuel Type | Natural Gas |
| Maximum Electrical Efficiency | 45.80% |
| Frequency | 50/60 Hz |
| Frequency | 50 / 60 Hz |
| RPM | 1500 |
| Configuration | Engine Speed 1500 rpm |
|---|---|
| Fuel Type | Natural Gas |
| Configuration | High Response without Pumps |
| Genset Rating | 2552 ekW |
| Compression Ratio | 10.5 |
| Configuration | High Response with Pumps |
| Genset Rating | 2536 ekW |
| Compression Ratio | 10.5 |
| Configuration | High Efficiency without Pumps |
| Compression Ratio | 11 |
| Configuration | High Efficiency with Pumps |
| Compression Ratio | 11 |
| Bore | 6.7 in |
|---|---|
| Stroke | 8.5 in |
| Displacement | 5956 in³ |
| Aspiration | Turbocharged |
| Fuel System | Electronic Fuel Control Valve |
| Governor Type | ADEM™ A6 |
| Performance Number | EM7611 |
|---|---|
| Frequency | 60 |
| Duty | Continuous |
| Genset Rating | 2552 ekW |
| Genset Rating | 3145 kVA |
| Power Factor | 1 |
| Genset Efficiency | 0.449 |
| Engine Speed | 1500 rpm |
| Note (01) | Genset Electrical Efficiency (@ 1.0 power factor) |
| Heat Rejection - Engine Jacket Water (JW) | 32942 Btu/h |
|---|---|
| Heat Rejection - Auxiliary Circuit | 7271 Btu/h |
| Heat Rejection - Engine Jacket Water Circuit (JW+AC+OC) | 80231 Btu/h |
| Heat Rejection - Engine Radiated | 10408 Btu/h |
| Heat Rejection - Exhaust | 66589 Btu/h |
| 100% Load With Fan | 7655 gal/hr |
|---|---|
| 75% Load With Fan | 7737 gal/hr |
| 50% Load With Fan | 8149 gal/hr |
| Auxiliary Circuit Temperature (Maximum Inlet) | 134 °F |
|---|---|
| Jacket Water Temperature (Maximum Outlet) | 210 °F |
| Ambient Altitude Capability | 3543 ft |
|---|---|
| Note (01) | At 25 °C (77 °F) ambient, above sea level - m (ft) |
| Note (01) | Combustion air inlet Flow rate (0 °C, 101.3 kPa)/(77 °F, 14.7 psia) - Nm3/bkW-hr (ft3/min) |
|---|
| Exhaust Mass Flow Rate | 30242 lb/h |
|---|---|
| Exhaust Flow | 15912 ft³/min |
| Exhaust Temperature – Engine Outlet | 747 °F |
| NOx | 0.5 lb/h |
|---|
| Dim "A" | 290.35 in |
|---|---|
| Dim "B" | 72.05 in |
| Dim "C" | 96.97 in |
| Dry Weight | 52,250 lb |
| Note (01) | Note: For reference only. Do not use for installation design. Contact your local Cat dealer for precise weights and dimensions. |
| Standards and Codes | AS 1359, CSA C22.2 No. 100-04, UL 142, UL 489, UL 869, UL 2200, NFPA37, NFPA70, NFPA99, NFPA110, IBC, IEC 60034-1, ISO 3046, ISO 8528, NEMA MG1-22, NEMA MG1-33, 2014/35/EU, 2006/42/EC, 2014/30/EU. Note: Codes may not be available in all model con?gurations. Please consult your local Cat dealer for availability. |
|---|---|
| Continous | Continuous Power - Output available with non-varying load for an unlimited time. Average power output is 70-100% of the continuous power rating. Typical peak demand is 100% of continuous rated ekW for 100% of operating hours. |
| Note (01) | Fuel Rates: 1. For transient response, ambient, and altitude capabilities consult your local Cat dealer. 2. Fuel pressure range specified is to the engine fuel control valve. Additional fuel train components may be required and should be considered in pressure and flow calculations. 3. For a complete reference of definitions and conditions see the following data sheets |
| Note (02) | a. 50 Hz 2030 ekW Continuous EM7611 (500 mg/Nm3 NOx) – High Response (w/o Pumps) EM7613 (250 mg/Nm3 NOx) – High Response (w/o Pumps) |
| Note (03) | b.50 Hz 2014 ekW Continuous EM7612 (500mg/Nm3 NOx) – High Response (w/ Pumps) EM7614 (250 mg/Nm3 NOx) – High Response (w/ Pumps) |
| Note (04) | c.60 Hz 2016 ekW Continuous EM7619 (1.0 g/bhp-hr NOx) – High Response (w/o Pumps) EM7621 (0.5 g/bhp-hr NOx) – High Response (w/o Pumps) |
| Note (05) | d. 60 Hz 2000 ekW Continuous EM7620 (1.0 g/bhp-hr NOx) – High Response (w/ Pumps) EM7622 (0.5 g/bhp-hr NOx) – High Response (w/ Pumps) |
| Displacement | 5956 in³ |
|---|---|
| Stroke | 8.5 in |
| Compression Ratio | 10.5:1 |
| Engine Model | G3520K |
| Bore | 6.7 in |
| Aspiration | TA |
Air Cleaner
- Single element single stage with enclosure and service indicator
Starting
- Dual electric starters
Cooling
- No Radiator
- JW & SCAC engine driven pumps
Mounting System
- Rails
Controller
- Cat ECS 100
Telematics
- Ethernet
Alternator
- Form wound
- Permanent Magnet (PM) Excitation
Alternator attachments
- Integrated Voltage Regulator (IVR)
- Anti-condensation space heater
Power Termination
- Busbar
Need installed dimensions with enclosure and tank? See Model Configurations
