C175-20
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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C175 Generator Set
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Specifications
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Standby Rating | text | 4000 (no fan)/3900/3620(no fan)/3500 ekW | ||||
| Prime Power Rating | text | 3600 (no fan)/3500/3300 (no fan)/3180 ekW | ||||
| Emissions/Fuel Strategy | text | Low Fuel, Tier 2 |
Documents & Spec Sheets
Electric Power Rating Guide
DownloadC175-20, 60 Hz, 3500 ekW Standby/MC, 3180 ekW Prime U.S. EPA Stationary Emergency (Tier 2) (with fan) Spec Sheet
DownloadC175-20, 60 Hz, 3900 ekW Standby/MC, 3500 ekW Prime, 3150 ekW Cont., Low Fuel Consumption (with fan) Spec Sheet
DownloadC175-20, 60 Hz, 3900 ekW Standby/MC, 3500 ekW Prime, 3150 ekW Cont. U.S. EPA Stationary Emergency (Tier 2) (with fan) Spec Sheet
DownloadC175-20, 60 Hz, 4000 ekW Standby/MC, 3600 ekW Prime, 3250 ekW Cont., Low Fuel Consumption (without fan) Spec Sheet
DownloadC175-20, 60 Hz, 3620 ekW Standby/MC, 3300 ekW Prime U.S. EPA Stationary Emergency (Tier 2) (without fan) Spec Sheet
DownloadC175-20 60 Hz 4000 ekW Standby/MC, 3600 ekW Prime, 3250 ekW Cont., US. EPA Stationary Emergency (Tier 2) (without fan) Spec Sheet
DownloadC175-20, 60 Hz, 3180 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (with fan) Spec Sheet
DownloadC175-20, 60 Hz, 3500 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (with fan) Spec Sheet
DownloadC175-20, 60 hz, 3300 ekW Prime-DCP, Low Fuel Consumption (without fan) Spec Sheet
DownloadC175-20, 60 Hz, 3500 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (with fan) Spec Sheet
DownloadC175-20, 60 Hz, 3600 ekW, Prime-DCP, Low Fuel Consumption (without fan) Spec Sheet
DownloadC175-20, 60 Hz, 3600 ekW, Prime-DCP, U.S. EPA Stationary Emergency Use Only (Tier 2) (without fan) 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
SR5 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
Cat ECS 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
Cooling System
- Designed to operate in standard ambient temperatures up to 50°C (122°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
- IBC seismic certification
- OSHPD pre-approval
One Safe Source
- Components used in the generator set are selected at the design stage to provide optimum package 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 | 4000 (no fan)/3900/3620(no fan)/3500 ekW | ||||
| Prime Power Rating | text | 3600 (no fan)/3500/3300 (no fan)/3180 ekW | ||||
| Emissions/Fuel Strategy | text | Low Fuel, Tier 2 | ||||
| Voltage | text | 480 to 13800 Volts | ||||
| Frequency | text | 60 Hz | ||||
| Speed | text | 1800 rpm | ||||
| Duty Cycle | text | Standby, Mission Critical, Prime, Continuous | ||||
| Maximum Rating | text | 4000 ekW | ||||
| Minimum Rating | text | 3150 ekW | ||||
| Engine Model | text | C175-20 SCAC, V-20, 4-Stroke Water-Cooled Diesel | ||||
| Bore | measurement | 6.89 | in | 175 | mm | |
| Stroke | measurement | 8.66 | in | 220 | mm | |
| Displacement | measurement | 6456.31 | in³ | 105.8 | B | |
| Compression Ratio | text | 15.3:1 | ||||
| Aspiration | text | Turbo Aftercooled | ||||
| Fuel System | text | Common Rail | ||||
| Governor Type | text | ADEM� A4 | ||||
| Length - Minimum | measurement | 262.5 | in | 6667 | mm | |
| Length - Maximum | measurement | 331.1 | in | 8409 | mm | |
| Width - Minimum | measurement | 92 | in | 2336 | mm | |
| Width - Maximum | measurement | 128.5 | in | 3264 | mm | |
| Height - Minimum | measurement | 99.8 | in | 2536 | mm | |
| Height - Maximum | measurement | 150.7 | in | 3828 | mm | |
| Dry Weight - Genset (minimum) | measurement | 55100 | lb | 25000 | kg | |
| Dry Weight - Genset (maximum) | measurement | 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