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C175-20

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Overview

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

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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

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

Engine Specifications

Bore: 6.89in
Displacement: 6456.31in³
Stroke: 8.66in
Aspiration: Turbo Aftercooled
Fuel System: Common Rail
Engine Model: C175-20 SCAC, V-20, 4-Stroke Water-Cooled Diesel
Compression Ratio: 15.3:1
Governor Type: ADEM� A4
Aspiration: Turbo Aftercooled
Fuel System: Common Rail
Bore: 6.89in
Displacement: 6456.31in³
Stroke: 8.66in

Generator Set Specifications

Minimum Rating: 3150 ekW
Maximum Rating: 4000 ekW
Voltage: 480 to 13800 Volts
Frequency: 60 Hz
Speed: 1800 rpm
Emissions/Fuel Strategy: Low Fuel, Tier 2
Height - Maximum: 127.7in
Duty Cycle: Standby, Mission Critical, Prime, Continuous
Standby Rating: 4000 (no fan)/3900/3620(no fan)/3500 ekW
Prime Power Rating: 3600 (no fan)/3500/3300 (no fan)/3180 ekW

Generator Set Dimensions

Length - Minimum: 261.5in
Height - Maximum: 150.7in
Length - Maximum: 330.6in
Width - Maximum: 127.7in
Dry Weight - Genset (maximum): 66200lb
Width - Minimum: 85.4in
Height - Minimum: 87.6in
Dry Weight - Genset (minimum): 55100lb

Standard/Optional Features

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

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C175-20 (60 Hz) Diesel Generator Sets

Engine Model: C175-20 SCAC, V-20, 4-Stroke Water-Cooled Diesel
Voltage: 480 to 13800 Volts
Maximum Rating: 4000 ekW

Selected Model

C1.1 (50 Hz) Diesel Generator Sets

Engine Model: C1.1, In-line 4 4-cycle diesel
Voltage: 110 to 415 Volts
Maximum Rating: 9.5 kVA

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C175-20