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C7.1 (50 Hz)Standard Equipment

Air Inlet System
  • Air Cleaner; light duty with disposable element

Control Panels
  • EMCP4.1 control panel

Cooling System
  • Radiator and cooling fan with guards
  • Coolant drain line with valves
  • Fan drive, battery charging alternator drive
  • Caterpillar extended life coolant

Exhaust System
  • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use; shipped loose

Fuel System
  • Standard open set fuel tank / base supplied
  • Base, formed steel with single wall integral 8-hour fuel tank

Generators and Generator Attachments
  • 12 leads
  • IP23 protection
  • Voltage regulator (single phase sensing)
  • Tower panel, IP22, bottom cable entry
  • Segregated low voltage (AC/DC) wiring panel
  • Circuit breaker, IEC, 3 pole, mounted in tower panel

Governing System
  • Mechanical and electrical governing system - model dependent

Lube System
  • Lubricating oil
  • Oil drain line with valve

Mounting System
  • Captive linear vibration isolators between base and engine-generator
  • Includes lifting provision and drag points
  • Termination points for coolant and lube oil drain lines

Starting / Charging System
  • 24V battery with rack and cables

General
  • Engine and alternator pre-paint, Caterpillar Yellow

C7.1 (50 Hz)Optional Equipment

Alternator System
  • Alternator removal
  • R2273L4 SE aux alt 07
  • R2453L4 SE aux alt 08
  • R2473L4 SE aux alt 10

Circuit Breakers
  • 4 Pole Circuit Breaker to 250A
  • 4 Pole Circuit Breaker to 400A
  • 4 Pole Circuit Breaker to 630A

Control Panel Options
  • Volt free contacts
  • Speed adjust contacts
  • Speed adjust potentiometer
  • Panel mounted audible alarm
  • Earth fault (2 wire only)
  • Earth leakage (2 wire only)
  • Overload shutdown via breaker
  • Battery charger
  • Emergency stop with key
  • Control panel heater

Control System
  • EMCP 4.2
  • Static battery charger
  • Control panel heater
  • Volt free contacts for common alarm
  • Volt free contacts for generator set running

Cooling System
  • Coolant heater
  • Low coolant temperature
  • Low coolant level shutdown

Enclosures
  • Sound attenuated level 2 enclosure
  • Sound attenuated level 1 enclosure
  • Rental options (CAE only) - Single point lift
  • Rental options (CAE only) - Rental pack
  • Rental options (CAE only) - CEE form sockets for enclosure
  • Rental options (CAE only) - Socket blanking plate

European Certifications
  • Upgrade to STD set for CE

Fuel Systems
  • Open set narrow tankbase
  • Compact skidbase for open sets
  • Skidbase for CALG enclosure sets
  • DEFRA bunded fuel tank
  • Low fuel level shutdown
  • Low fuel level alarm
  • High fuel level alarm

Global Certifications
  • Certification for CIS

Mounting Options
  • Electronic governor
  • Battery removal
  • Industrial silencer removal
  • Residential silencer
  • Silencer installation kit

Power Termination
  • Circuit breaker, IEC, 4 pole

Special Packing / Inspections for Shipment
  • PGS test report @ 1.0 PF
  • PGS test report @ 0.8 PF

Accessories / Miscellaneous
  • Stone guards / rad trans flange
  • Packing case - compact set
  • Packing case - canopied set

Overview

Providing reliable energy solutions ,our C7.1 diesel generator sets are made to meet your standby and prime three phase applications. All standby C7.1 generator sets are supplied with 4 years extended service coverage as standard. We’ve designed each to ISO 8528-5 transient response requirements. C7.1 generator sets are available with a choice of emissions levels from non regulated up to EU Stage IIIA emissions compliant. We offer easy-to-use Cat control panels, EMCP 4.1 or EMCP 4.2 options. Browse a broad range of accessories including galvanised sound attenuated enclosures and integral fuel tanks. Our C7.1 generator sets are made for demands, so you can make yours.

Generator Set Specifications

Units:
Minimum Rating 135.0 kVA (108.0 ekW) 135.0 kVA (108.0 ekW) Less
Maximum Rating 218.0 kVA (174.4 ekW) 218.0 kVA (174.4 ekW) Less
Voltage 110 to 480 Volts 110 to 480 Volts Less
Frequency 50 Hz 50 Hz Less
Speed 1500 RPM 1500 RPM Less

Generator Set Configurations

Emissions/Fuel Strategy Non Regulated, EU Stage IIIA Non Regulated, EU Stage IIIA Less

Engine Specifications

Engine Model Cat® C7.1 Cat® C7.1 Less
Compression Ratio 16.0:1, 18.2:1 16.0:1, 18.2:1 Less
Aspiration Turbocharged, Air to Air Aftercooled Turbocharged, Air to Air Aftercooled Less
Governor Type Mechanical Mechanical Less
Fuel System Direct Injection Direct Injection Less
Bore 4.1 in 105.0 mm Less
Displacement 427.8 in³ 7.0 L Less
Stroke 5.3 in 135.0 mm Less

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
  • Generator

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • IP 23 Protection
  • Cat EMCP Control Panel

    The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. The EMCP 4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP 4 systems can be further customized to meet your needs through programming and expansion modules. The EMCP4.1 is fitted as standard.

    Design Criteria

  • The generator set is designed to meet ISO8528-5 transient response and NFPA 110.
  • Cooling system designed to operate in 50˚C / 122˚F ambient temperatures with an air flow restriction of 0.5 in. water.
  • CE Certification

    CE Certification available

    World Wide Product Support

    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

    General

  • Single wall 8 hour wide fuel tank
  • Circuit breaker, IEC, 3 pole
  • Industrial Silencer (10dBA)