C175-16 (50 Hz)

< Back

Financing & Insurance
Learn More
View Product Downloads
Yes, I would like to receive future marketing communications (such as email) from Caterpillar Inc., its affiliates and subsidiaries worldwide and the Caterpillar dealer network. Regardless of whether you decide to receive these marketing communications, Caterpillar will continue to send service/transactional messages, including those that have to do with any accounts that you may have with us.

Design Criteria

The generator set accepts 100% rated load in one step per NFPA 110 and meets ISO 8528-5 transient response.

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
  • High Efficiency
  • Cat EMCP Control Panel

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

    Single-Source Supplier

    Fully prototype tested with certified torsional vibration analysis 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

    Seismic Certification

  • Seismic Certification available.
  • Anchoring details are site specific, and are dependent on many factors such as generator set size, weight, and concrete strength.
  • IBC Certification requires that the anchoring system used is reviewed and approved by a Professional Engineer
  • Seismic Certification per Applicable Building Codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007, CBC 2010
  • Pre-approved by OSHPD and carries an OSP-0321-10 for use in healthcare projects in California
  • UL 2200 / CSA - Optional

  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.
  • C175-16 (50 Hz) Standard Equipment

    Air Inlet System
    • 4 x Single element canister with service indicator(s)

    Control Panel
    • EMCP4 / EMCP4.2
    • Emergency stop pushbutton
    • 24 Volt DC operation
    • Environmental sealed front face.
    • Text alarm / event descriptions.
    • Generator mounted - rear facing
    • Controls
    • Speed adjust
    • Auto / start / stop control.
    • Engine cool-down timer.
    • Engine cycle crank
    • Alarm acknowledge
    • Lamp test
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Digital Indicators
    • RPM
    • DC Volts
    • Operating hours
    • Oil pressure (psi, kPa or bar)
    • Coolant temperature
    • Volts (L-L & L-N)
    • Frequency (Hz)
    • Amps (per phase & average)
    • Power Factor (per phase & average)
    • Warning / shutdown Indicators
    • Low oil pressure
    • High coolant temperature
    • Overspeed
    • Emergency stop
    • Failure to start (overcrank)
    • Low coolant temperature
    • Low coolant level
    • Programmable Protective Relaying Functions
    • Generator phase sequence
    • Over / under voltage
    • Over / under frequency
    • Reverse power
    • Reverse Reactive Power
    • Overcurrent
    • Communications
    • Customer data link (Modbus RTU)
    • Accessory module data link
    • Serial annunciator module data link
    • 6 Programmable digital inputs
    • 4 Programmable relay outputs (Form A)
    • 2 Programmable relay outputs (Form C)
    • 2 Programmable digital outputs

    Cooling System
    • SCAC cooling
    • Radiator group - shipped loose
    • Fan and belt guards
    • Coolant drain line and valves
    • Coolant Sensors

    Exhaust System
    • Dry Exhaust Manifold
    • Bolted flange, with bellow for each turbo

    Fuel System
    • Primary fuel filter water / fuel water separator
    • 10 Micron Spin On Type
    • Filters x 3
    • Secondary / Tertiary fuel filters
    • 4 Micron Spin On Type
    • Engine mounted filters X3

    Generator and Attachments
    • 3 Phase Brushless
    • Salient pole
    • 6 Leads
    • IEC Platinum stator RTDs
    • Voltage Regulator
    • Voltage regulator
    • Reactive droop capability
    • 3 Phase voltage sensing
    • RFI suppression
    • Min / max exciter limiter
    • exciter diode monitor
    • Form Wound
    • Permanent magnet
    • NEMA Class H insulation
    • Class H temperature rise at 40C ambient
    • (LV) Busbar connections, top/center mounted, top cable entry
    • 50 Hz models: IEC standard hole pattern
    • (MV) Busbar connections, right side extension box, bottom cable entry
    • Anti condensation space heater
    • Class F temperature rise at 40C ambient
    • Right side extension box, bottom cable entry

    Governing System
    • ADEM A4
    • Redundant shutdown (Overspeed protection through a duplicate speed sensing system)

    Lube System
    • Lubricating oil
    • Gear type lube oil pump
    • Integral lube oil cooler
    • Oil filter, filler and dipstick
    • Oil drain lines and valve
    • Fumes disposal
    • Prelube - required with prime, continuous, and standby

    Mounting Systems
    • Rails - Engine / generator
    • Rubber anti-vibration mounts (shipped loose)
    • Dual 24 volt electric starting motors
    • Batteries and battery rack w/cables
    • Battery disconnect switch

    Service Instructions
    • Two PM inspections

    Power Termination
    • Bus Bar

    • Paint - Caterpillar yellow with high gloss black rails & radiator
    • Right hand service
    • Flywheel and flywheel housing-SAE No. 00
    • SAE standard rotation

    C175-16 (50 Hz) Optional Equipment

    Air Inlet System
    • Single element air cleaner
    • Dual element air cleaner
    • Air inlet adapters
    • Air inlet protection

    Control Panel
    • EMCP 4.3, EMCP 4.4
    • EMCP 4.4 optional harness
    • EMCP and MV&HV power connection locations
    • Load share module
    • EMCP mounting location - LV / MV
    • Customer AC-DC connection mounting location - LV/MV
    • Load share module / auxiliary plate and auxiliary box (LV)
    • Load share governor
    • Frame boxes
    • Automatically selected ground
    • EMCP voltage and current sensing groups
    • Raise lower switch
    • Speed adjust
    • Annunciator modules
    • Customer interface options
    • Generator temperature monitoring
    • Modbus monitoring of packages
    • E-Stop
    • Interconnect harness
    • Generator Harness

    Cooling System
    • Package mounted radiator
    • Remote radiators
    • Fuel cooler

    Exhaust System
    • Front housing - Standby or mission critical
    • Front housing - Prime or continuous
    • Exhaust collectors / Manifold
    • Exhaust support group
    • Mufflers
    • Weld flanges
    • Aftercooler drain

    Crankcase Systems
    • Explosive relief valves
    • Crankcase ventilation system

    Fuel System
    • Primary fuel filter

    Generators and Attachments
    • Low voltage - 1800 and 3000 Frames - 50 Hz, 3 phase, 1500 rpm, FW, PM, No of leads=6, Pitch 0.6667
    • Medium Voltage - 1800 and 3000 Frames - 50 Hz, 3 phase, 1500 rpm, FW, PM, No of leads=6, Pitch 0.6667
    • Low Voltage - 1800 and 3000 Frames - 60 Hz, 3 phase, 1800 rpm, FW, PM, No of leads=6, Pitch 0.6667
    • Space heater kit
    • Thermostat for space heater
    • Conversion GP-Top cable entry
    • Generator air intake
    • Differential current transformers

    • Pyrometer and thermocouples

    Lube System
    • Lube oil heater
    • Drain group oil pans
    • Lubricating oil
    • Electric prelube pumps
    • Oil filters

    • Rubber anti-vibration mounts
    • Spring type linear vibration isolators
    • IBC vibration isolators - Shipped loose

    Power Connections
    • Center post busbars (LV)
    • Side / Rear mounted busbars (LV)
    • Harnesses (Breaker)
    • Cable entry options (LV)
    • Enclosures - Control packaging (LV)
    • Power connection covers (LV)
    • Neutral ground (LV)
    • 1800 Frame generators circuit breaker
    • Masterpack breakers
    • Paralleling circuit breakers
    • 1800 Frame generator side / rear mounted busbars (MV)
    • Cable entry options (MV)
    • Neutral ground (MV)
    • Low voltage connection cable
    • Masterpack breaker connections

    Special Tests / Reports
    • Generator test report
    • PGS test report @ 1.0 power factor
    • PGS test report @ 0.8 power factor
    • Standard genset TVA (Torsional Vibration Analysis) report
    • Custom genset TVA report
    • Special test charge - Engine only
    • Genset fuel consumption test
    • Standard engine test charge
    • IBC seismic certification
    • OSCOSH1 seismic certification

    Starting / Charging System
    • 24 Volt power distribution box
    • 24 Volt electric starting motors
    • Air starting motor
    • Air pressure regulator
    • Starter location covers
    • 24 Volt battery sets - Dry
    • Heavy duty battery sets with rack
    • 20 Amp battery chargers
    • 35 Amp battery chargers
    • 50 Amp battery chargers
    • Charging alternators - Dry
    • Jacket water heaters
    • Jacket water heater wiring groups

    • Special paint colors
    • Service tools - Engine barring group
    • Barring group manual
    • Engine barring air powered
    • Control GP - Air powered bar group


    Producing reliable power from 2500 kVA to 3100 kVA at 50 Hz, our C175-16 diesel generator sets are made to meet your mission critical, continuous, standby and prime applications, and match your power standards. We've engineered each to ISO 8528-5 transient response requirements and to accept 100 percent rated load in one step. Our C175-16 generator sets range from low fuel consumption systems to EPA Stationary Emergency (Tier 2). Leading innovation means some models offer emissions reduced by up to 90 percent — that's technology with benefits beyond today. Seismic certification is also available for select models, maintaining your power after unexpected disturbances. Our integrated control system, including ATS and switchgear, ensures a consistent power supply and connection to your fleet through on-site and remote monitoring options. Our EMCP 4 control panel provides expandable controller options, with management and diagnostic tools, and a user-friendly interface. We know your power needs are unique. Customize your generator sets with our broad range of accessories and bolt-on system expansion attachments. Find flexible packaging options to work with your spatial requirements and environmental conditions. We build to the highest power quality, so you can build to your power demands.

    Generator Set Specifications

    Minimum Rating 2500 kVA 2500 kVA Less
    Maximum Rating 3100 kVA 3100 kVA Less
    Emissions/Fuel Strategy Low Fuel Consumption, U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards) Low Fuel Consumption, U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards) Less
    Voltage 220 - 13800 Volts 220 - 13800 Volts Less
    Frequency 50 Hz 50 Hz Less
    Speed 1500 rpm 1500 rpm Less
    Duty Cycle Standby, Mission Critical, Prime, Continuous Standby, Mission Critical, Prime, Continuous Less
    Length - Maximum 241.6 in 6137.0 mm Less
    Width - Maximum 83.0 in 2110.0 mm Less
    Height - Maximum 87.0 in 2211.0 mm Less
    Dry Weight - Genset (maximum) 42750.0 lb NaN kg Less

    Engine Specifications

    Engine Model C175-16 SCAC, V-16, 4-Stroke Water-Cooled Diesel C175-16 SCAC, V-16, 4-Stroke Water-Cooled Diesel Less
    Displacement 5166.88 in³ 84.7 l Less
    Fuel System Common Rail Common Rail Less
    Aspiration Turbo Aftercooled Turbo Aftercooled Less
    Governor Type ADEM™ A4 ADEM™ A4 Less
    Compression Ratio 50 Hz 16:07:01 16:07:01 Less
    Bore 6.89 in 175.0 mm Less
    Stroke 8.66 in 220.0 mm Less
    Compression Ratio 60 Hz 16.7:1 16.7:1 Less

    Why Choose Cat® Electric Power?

    Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

    Learn More About Electric Power

    EMCP 4 Generator Set Controls

    Cat generator sets provide a complete factory-built solution with fully featured standard and advanced controls. Optional accessories enhance the capabilities of the genset package-mounted control system.

    Learn More

    Application Center

    Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organises it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

    visit page