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C7.1 ACERT

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

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Minimum Rating 120 ekW
Maximum Rating 175 ekW
Emissions/Fuel Strategy Non Regulated
Voltage 208 to 480 Volts
Frequency 60 Hz
Speed 1800 rpm
Duty Cycle Standby, Prime
Engine Model C7.1 I-6, 4-Cycle Diesel
Bore 4.13 in
Stroke 5.31 in
Displacement 427.8 in³
Compression Ratio 16.5:1
Aspiration Turbocharged, Air to Air Aftercooled
Fuel System Common Rail
Governor Type ADEM™A4
Length - Maximum 98.4 in
Width - Maximum 52 in
Height - Maximum 64 in
Control Panels
  • EMCP 4.1
Air Inlet System
  • Air Cleaner; light duty with disposable element
Cooling System
  • Radiator and cooling fan with guards
  • Coolant drain line with valves
  • Caterpillar extended life coolant
  • Fan drive, battery charging alternator drive
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
Generator and Generator Attachments
  • Segregated low voltage (AC/DC) wiring panel
  • Tower panel, IP22, bottom cable entry
  • 12 Leads
  • Voltage regulator (single phase sensing)
  • IP23 protection
  • Circuit breaker, IEC, 3 pole, mounted in tower panel
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
Packaged Generator Set
  • Radiator and cooling fan complete with protective guards
  • Flexible fuel lines to base NPT connections
  • Drip proof generator air intake (NEMA 2, IP23)
  • Class H insulation
  • Standard ambient temperatures up to 50°C (122°F)
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
Alternator System
  • R frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
  • Quatrature droop king
  • Alternator removal
  • Anti-condensation heater
  • 3 Phase sensing
  • Optional LC frame alternator with coastal insulation protection
  • Permanent magnet
Packaged Generator Set Options
  • Radiator stone guard
Circuit Breakers
  • Padlockable breaker device
  • 4 Pole 250A, 400A and 630A Circuit Breakers
Control System
  • Control panel heater
  • Static battery charger
  • Volt free contacts for common alarm
  • Volt free contacts for generator set running
  • EMCP 4.2
Control Panel Options
  • Speed adjust potentiometer
  • Emergency stop with key
  • Battery charger
  • Volt free contacts
  • Earth leakage (2 wire only)
  • Control panel heater
  • Earth fault (2 wire only)
  • Panel mounted audible alarm
  • Speed adjust contacts
  • Overload shutdown via breaker
Cooling System
  • Low coolant temperature
  • Low coolant level shutdown
  • Coolant heater
Enclosures
  • Sound attenuated level 2 enclosure
  • Rental options (CAE only) - Single point lift
  • Sound attenuated levels 1 and 2 enclosures
  • Rental options (CAE only) - CEE form sockets for enclosure
  • Rental options (CAE only) - Rental pack
  • Rental options (CAE only) - Socket blanking plate
European Certifications
  • Upgrade to STD set for CE
Mounting Options
  • Battery removal
  • Residential silencer
  • Industrial silencer removal
  • Silencer installation kit
  • Electronic governor
Test Reports
  • PGS test report @ 0.8 power factor
  • PGS test report @ 1.0 power factor
General
  • Stone guards / radiator trans flange
Fuel Systems
  • Open set narrow tankbase
  • Compact skidbase for open sets
  • DEFRA bunded fuel tank
  • High fuel level alarm
  • Skidbase for CALG enclosure sets
  • Low fuel level shutdown
  • Low fuel level alarm
Global Certifications
  • Certification for CIS
Power Termination
  • Circuit breaker, IEC, 4 pole
Accessories / Miscellaneous
  • Packing case - canopied set
  • Packing case - compact set