C175-20 (60 Hz)

Bore
6.89 in / 175 mm
Stroke
8.66 in / 220 mm
Displacement
6456.31 in³ / 105.8 B

Producing reliable power from 3150 - 4000 ekW at 60 Hz, our C175-20 diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We've designed each to ISO 8528-5 transient response requirements and to accept 100% rated load in one step. The generator set is certified for low fuel consumption, U.S. EPA Stationary Emergency Use only.

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Electric Power Rating Guide C175-20, 60 Hz, 3500 ekW Standby/MC, 3180 ekW Prime U.S. EPA Stationary Emergency (Tier 2) (with fan) Spec Sheet C175-20, 60 Hz, 3900 ekW Standby/MC, 3500 ekW Prime, 3150 ekW Cont., Low Fuel Consumption (with fan) Spec Sheet C175-20, 60 Hz, 3900 ekW Standby/MC, 3500 ekW Prime, 3150 ekW Cont. U.S. EPA Stationary Emergency (Tier 2) (with fan) Spec Sheet C175-20, 60 Hz, 4000 ekW Standby/MC, 3600 ekW Prime, 3250 ekW Cont., Low Fuel Consumption (without fan) Spec Sheet C175-20, 60 Hz, 3620 ekW Standby/MC, 3300 ekW Prime U.S. EPA Stationary Emergency (Tier 2) (without fan) Spec Sheet C175-20 60 Hz 4000 ekW Standby/MC, 3600 ekW Prime, 3250 ekW Cont., US. EPA Stationary Emergency (Tier 2) (without fan) Spec Sheet C175-20, 60 Hz, 3180 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (with fan) Spec Sheet C175-20, 60 Hz, 3300 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (without fan) Spec Sheet C175-20, 60 hz, 3500 ekW Prime-DCP, Low Fuel Consumption (with fan) Spec Sheet C175-20, 60 Hz, 3500 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (with fan) Spec Sheet C175-20, 60 Hz, 3600 ekW, Prime-DCP, Low Fuel Consumption (without fan) Spec Sheet C175-20, 60 Hz, 3600 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (without fan) Spec Sheet
Generator Set Specifications
Standby Rating 4000 (no fan)/3900/3620(no fan)/3500 ekW
Prime Power Rating 3600 (no fan)/3500/3300 (no fan)/3180 ekW
Emissions/Fuel Strategy Low Fuel, Tier 2
Voltage 480 to 13800 Volts
Frequency 60 Hz
Speed 1800 rpm
Duty Cycle Standby, Mission Critical, Prime, Continuous
Maximum Rating 4000 ekW
Minimum Rating 3150 ekW
Engine Specifications
Engine Model C175-20 SCAC, V-20, 4-Stroke Water-Cooled Diesel
Bore 6.89 in / 175 mm
Stroke 8.66 in / 220 mm
Displacement 6456.31 in³ / 105.8 B
Compression Ratio 15.3:1
Aspiration Turbo Aftercooled
Fuel System Common Rail
Governor Type ADEM? A4
Generator Set Dimensions
Length - Minimum 262.5 in / 6667 mm
Length - Maximum 331.1 in / 8409 mm
Width - Minimum 92 in / 2336 mm
Width - Maximum 128.5 in / 3264 mm
Height - Minimum 99.8 in / 2536 mm
Height - Maximum 150.7 in / 3828 mm
Dry Weight - Genset (minimum) 55100 lb / 25000 kg
Dry Weight - Genset (maximum) 66200 lb / 30000 kg

Standard Equipment

  • Air Inlet System
    • 4 x Single element air cleaner canisters with service indicator(s).
  • Control Panel
    • 24 Volt DC operation
    • 4 Programmable relay Inputs
    • 4 Programmable relay output
    • Alarm acknowledge
    • Amps (per phase & average)
    • Auto/start/stop control
    • Coolant temperature
    • DC volts
    • Digital indicators
    • Cat ECS 100
    • Emergency stop
    • Emergency stop pushbutton
    • Engine cool-down timer
    • Engine cycle crank
    • Environmental sealed front face
    • Failure to start (overcrank)
    • Frequency (Hz)
    • High Coolant temperature
    • Lamp test
    • Low coolant level
    • Low oil pressure
    • Oil pressure (psi, kPa or bar)
    • Operating hours
    • Overspeed
    • RPM
    • Speed adjust
    • Text alarm/event descriptions.
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Volts (L-L & L-N)
    • Wall mounted controls:
    • Warning/shutdown Indicators:
  • Cooling System
    • AC Inlet: 6" ANSI / AC Outlet: 3-1/2" ANSI
    • Coolant sensors
    • JW Inlet: 6" ANSI / JW Outlet: 5" Cat Flange
    • SCAC cooling
  • Exhaust System
    • Dry exhaust manifold
    • Dual ANSI 18" / DIN 450 flanges. Shipped loose. Support required from installation
  • Fuel System
    • 10 Micron spin on yype
    • 4 Micron spin on type
    • Engine mounted filters x 3
    • Filters x 3
    • Primary fuel filter water/fuel water separator
    • Secondary/tertiary fuel filters
  • Generators and attachments
    • 3 Phase brushless
    • 3 Phase voltage sensing
    • 6 Leads
    • Anti-condensation space heater
    • Class H temperature rise at 40C ambient
    • Exciter diode monitor
    • Form wound
    • IEC platinum stator RTDs
    • Min / max exciter limiter
    • NEMA Class H insulation
    • Permanent magnet excitation (PMG)
    • Reactive droop capability
    • RFI suppression
    • Right side extension box, bottom cable entry
    • Salient pole
    • Voltage regulator
  • Governing System
    • ADEM A4
    • Redundant shutdown (Overspeed protection through a duplicate speed sensing system)
  • Lube System
    • Fumes disposal
    • Gear type lube oil pump
    • Integral lube Oil cooler
    • Lubricating oil
    • Oil drain lines and valve
    • Oil filter, filler and dipstick
  • Mounting Systems
    • Rails - Engine/generator
    • Rubber anti-vibration mounts - shipped loose
  • Starting / Charging System
    • Batteries and battery rack w/cables
    • Battery disconnect switch
    • Dual 24 volt electric starting motors
  • General
    • Paint - Caterpillar yellow with high gloss black rails
    • Right hand servicing
    • SAE standard rotation

Optional Equipment

  • Air Inlet Systems
    • Single element air cleaner
  • Control Panel
    • EMCP 4.4
    • Controller and MV and HV power connection locations
    • Controller voltage and current sensing groups
    • E-Stop
    • Generator harness
    • Generator temperature monitoring
    • Interconnect harness
    • Load share module
    • Modbus monitoring of packages
    • Speed adjust
    • Vandal proof panel door
    • Annunciator modules
    • Customer interface options
  • Cooling System
    • Fuel cooler
    • Package mounted radiators
    • Remote radiators
  • Crankcase Systems
    • Crankcase ventilation system
    • Explosive relief valves
  • Exhaust System
    • Exhaust collectors/manifold
    • Front housing - Prime or continuous
    • Front housing - Standby or mission critical
    • Mufflers (15, 25 and 34 dBA silencers)
  • Fuel System
    • Primary fuel filter
  • Generator
    • Anti-condensation heater
    • Internal excitation (IE)
    • Oversize and premium generators
    • Permanent magnet excitation (PMG)
  • Generators and Attachments
    • Differential current transformers
    • Generator air cleaner
    • Medium voltage - 3000 Frames - 60 Hz, 3 phase, 1800 rpm, FW, PM, No of leads=6, Pitch 0.6667
    • Thermostat for space heater
  • Instrumentation
    • Pyrometer and thermocouples
  • Lube System
    • Drain group oil pans
    • Electric prelube pumps
    • Lube oil heater
    • Lubricating oil
    • Oil filters
  • Mounting System
    • IBC vibration isolators - Shipped loose
    • Rubber anti-vibration mounts
    • Spring type linear vibration isolators
  • Power Termination
    • Circuit breakers, IEC compliant
    • Circuit breakers, UL listed
  • Special Tests / Reports
    • Custom generator TVA report
    • Generator test report
    • Genset fuel consumption test
    • PGS Test report @ 0.8 power factor
    • PGS Test report @ 1.0 power factor
    • Special test charge - Engine only
    • Standard engine test charge
    • Standard genset TVA (Torsional Vibration Analysis) report
  • Starting / Charging System
    • 20 Amp Battery chargers
    • 24 Volt battery set - Dry
    • 24 Volt electric starting motor
    • 35 Amp Battery chargers
    • 50 Amp Battery chargers
    • Air pressure regulator
    • Air starting motor
    • Charging alternators - Dry
    • Jacket water heaters
    • Starter location covers
  • General
    • Barring groups:
    • Control GP - air powered bar group
    • Engine air powered
    • Engine barring group
    • Manual
    • Special paint - 3500

Electric Power Controls

Model
Cat® Energy Control System (ECS) 100
Cat® Energy Control System (ECS) 200
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