C175-20
THE RUNDOWN
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
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 | 6.89in |
| Stroke | 8.66in |
| Displacement | 6456.31in³ |
| Compression Ratio | 15.3:1 |
| Aspiration | Turbo Aftercooled |
| Fuel System | Common Rail |
| Governor Type | ADEM� A4 |
Generator Set Dimensions
| Length - Minimum | 262.5in |
| Length - Maximum | 331.1in |
| Width - Minimum | 92in |
| Width - Maximum | 128.5in |
| Height - Minimum | 99.8in |
| Height - Maximum | 150.7in |
| Dry Weight - Genset (minimum) | 55100lb |
| Dry Weight - Genset (maximum) | 66200lb |
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