C7.1 Generator Set
Producing reliable power from 114 to 200 ekW at 60 Hz, our C7.1 diesel generator sets designed to ISO 8528-5 transient response requirements. All C7.1 generator sets are available with a choice of emissions levels.
Product Images
Product Videos
Virtual Product Tour (VPT)
C7.1 Open Generator Set Spin set
C7.1 Enclosed Spin Set
Specifications
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Standby Rating | text | 125/150/175/200 ekW | ||||
| Maximum Rating | text | 200 ekW | ||||
| Prime Power Rating | text | 114/135/158 ekW |
Documents & Spec Sheets
Electric Power Rating Guide
DownloadC7.1, 60 Hz, 125 ekW, EPA Tier III Compliant Spec Sheet
DownloadC7.1, 60 Hz, 150 ekW, EPA Tier III Compliant Spec Sheet
DownloadC7.1, 60 Hz, 175 ekW, EPA Tier III Compliant Spec Sheet
DownloadC7.1, 60 Hz, 200 ekW, EPA Tier III Compliant Spec Sheet
Download24-220 KVA SA LVL 2 Enclosure
Download125 - 200 ekW Spec Sheet
DownloadFeatures & Benefits
Cat Generator Set Package
- Cat generator set packages have been fully prototype tested
- Accepts 100% block load in one step and meets NFPA 110 loading requirements
- Conform to ISO 8528-5 steady state and transient response requirements
Cat Diesel Engine
- Reliable, rugged, durable design
- Field-proven in thousands of applications worldwide
- Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight
R-Frame Alternator
- Superior motor starting capability minimizes need for oversizing alternator
- Designed to match performance and output characteristics of Cat diesel engines
- Robust Class H insulation
GCCP 1.3 Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirement
- Expansion modules and site-specific programming for specific customer requirements
- Image may not be a representative of actual product
Cooling System
- Designed to operate in standard ambient temperatures up to 55°C (131°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
Cat dealers provide extensive post-sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries. The Caterpillar S•O•S℠ program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products
One Safe Source
- Components used in the generator set are selected based on seamless design integration to provide the optimum performance
- The generator set is fully assembled at a Caterpillar facility following our quality guidelines
- Each generator set package is tested before leaving the Caterpillar facility
- Cat product support, including dealer service, parts and warranty covers the entire Cat power system
Worldwide Product Support
- Cat dealers have over 1,800 dealer branch stores operating in 200 countries
- Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements
Complete Specifications
Generator Set Specifications
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Standby Rating | text | 125/150/175/200 ekW | ||||
| Maximum Rating | text | 200 ekW | ||||
| Prime Power Rating | text | 114/135/158 ekW | ||||
| Minimum Rating | text | 114 ekW | ||||
| Emissions/Fuel Strategy | text | U.S. EPA Tier 3 Certified | ||||
| Voltage | text | 208 to 480 Volts | ||||
| Frequency | text | 60 Hz | ||||
| Speed | text | 1800 rpm | ||||
| Duty Cycle | text | Standby, Prime | ||||
| Engine Model | text | C7.1 I-6, 4-Cycle Diesel | ||||
| Bore | measurement | 4.13 | in | 105 | mm | |
| Stroke | measurement | 5.31 | in | 135 | mm | |
| Displacement | measurement | 427.8 | in³ | 7.01 | l | |
| Compression Ratio | text | 16.5:1 | ||||
| Aspiration | text | Turbocharged, Air to Air Aftercooled | ||||
| Fuel System | text | Common Rail | ||||
| Governor Type | text | ADEM™A4 | ||||
| Length - Maximum | measurement | 98.4 | in | 2500 | mm | |
| Width - Maximum | measurement | 52 | in | 1320 | mm | |
| Height - Maximum | measurement | 64 | in | 1626 | mm |
Standard Equipment
Air Inlet System
- Air cleaner; light duty with disposable element
Control Panels
- GCCP 1.3
Cooling System
- Radiator and cooling fan with guards
- Coolant drain line with valves
- Fan drive, battery charging alternator drive
- Caterpillar extended life coolant
Generator and Generator Attachments
- Circuit breaker, IEC, 3 pole, mounted in tower panel
- 12 Leads
- IP23 Protection
- Voltage regulator (single phase sensing)
- Segregated low voltage (AC/DC) wiring panel
- Tower panel, IP22, bottom cable entry
Exhaust System
- Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
Fuel System
- Base, formed steel with single wall integral 8-hour fuel tank
- Standard open set fuel tank/base supplied
Lube System
- Lubricating oil
- Oil drain line with valve
Mounting System
- Captive linear vibration isolators between base and engine-generator
- Termination points for coolant and lube oil drain lines
- Includes lifting provision and drag points
Starting / Charging System
- 24V battery with rack and cables
Governing System
- Mechanical and electrical governing system - model dependent
General
- Engine and alternator pre-paint, Caterpillar yellow
Optional Equipment
Alternator System
- R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
- Permanent magnet excitation (PMG)
- 3 Phase sensing
- Optional LC Frame alternator with coastal insulation protection
- Alternator removal
- Anti-condensation heater
- Quatrature droop king
Circuit breakers
- Padlockable breaker device
- 4 Pole 250A, 400A and 630A Circuit breakers
Control Panel Options
- Speed adjust contacts
- Overload shutdown via breaker
- Volt free contacts
- Earth leakage (2 wire only)
- Emergency stop with key
- Battery charger
- Panel mounted audible alarm
- Earth fault (2 wire only)
- Speed adjust potentiometer
Control System
- GCCP 1.3
- Volt free contacts for generator set running
- Control panel heater
- Volt free contacts for common alarm
- Static battery charger
Cooling System
- Low coolant level shutdown
- Low coolant temperature
- Coolant heater
European Certifications
- Upgrade to STD set for CE
Enclosures
- Sound attenuated levels 1 and 2 enclosures
- Rental options (CAE only) - CEE form sockets for enclosure
- Rental options (CAE only) - Socket blanking plate
- Rental options (CAE only) - Rental pack
- Rental options (CAE only) - Single point lift
Mounting Options
- Silencer installation kit
- Battery removal
- Electronic governor
- Residential silencer
- Industrial silencer removal
Fuel Systems
- Compact skidbase for open sets
- Low fuel level shutdown
- DEFRA bunded fuel tank
- Skidbase for CALG enclosure sets
- Low fuel level alarm
- High fuel level alarm
- Open set narrow tankbase
Test Reports
- PGS Test report @ 0.8 power factor
- PGS Test report @ 1.0 power factor
General
- Stone guards/radiator trans flange
Global Certifications
- Certification for CIS
Power Termination
- Circuit breaker, IEC, 4 pole
Accessories / Miscellaneous
- Packing case - canopied set
- Packing case - compact set