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C175-20 (50 Hz)

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

EMCP 4 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

  • EU Declaration of Conformity
  • EU Declaration of Incorporation
  • Eurasian Conformity (EAC)
  • IBC seismic certification

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

C175-20 (50 Hz) Standard Equipment

Air Inlet

  • 4 x Single element canister air cleaners with service indicator(s).

Control Panel

  • Engine cycle crank
  • Oil pressure (psi, kPa or bar)
  • Digital Indicators
  • Coolant temperature
  • Environmental sealed front face
  • Frequency (Hz)
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • Text alarm / event descriptions
  • Low coolant level
  • Volts (L-L & L-N)
  • Auto / start / stop control
  • Warning / shutdown indicators
  • Emergency stop pushbutton
  • Engine cool-down timer
  • DC volts
  • High coolant temperature
  • Operating hours
  • Low oil pressure
  • EMCP 4.2B
  • Amps (per phase & average)
  • 4 Programmable relay Inputs
  • Alarm acknowledge
  • 4 Programmable relay output
  • Failure to start (overcrank)
  • Overspeed
  • Lamp test
  • 24 Volt DC operation
  • Wall mounted controls
  • RPM

Cooling System

  • SCAC cooling
  • Coolant sensors
  • JW Inlet: 6" ANSI / JW Outlet: 5" Cat Flange
  • AC Inlet: 6" ANSI / AC Outlet: 3-1/2" ANSI

Exhaust

  • Dry exhaust manifold
  • Bolted flange (ANSI 6" & DIN 150) with bellow for each turbo (Qty 4). 50 Hz

Fuel

  • Filters x 3
  • Secondary / tertiary fuel filters
  • 4 Micron spin on type
  • 10 Micron spin on type
  • Engine mounted filters x 3
  • Primary fuel filter water / fuel water separator

Generators and Attachments

  • Salient Pole
  • RFI suppression
  • Anti condensation space Heater
  • IEC Platinum Stator RTDs
  • Form wound
  • NEMA Class H insulation
  • Voltage regulator:
  • Reactive droop capability
  • Min/max Exciter limiter
  • 3 Phase voltage sensing
  • Exciter diode monitor
  • 6 Leads
  • 3 Phase brushless
  • Right side extension box, bottom cable entry
  • Permanent magnet
  • Class H temperature rise at 40C ambient

Governing System

  • ADEM A4
  • Redundant Shutdown (Overspeed protection through a duplicate speed sensing system)

Lube System

  • Oil drain lines and valve
  • Gear type lube oil pump
  • Oil filter, filler and dipstick
  • Integral lube oil cooler
  • Lubricating oil
  • Fumes disposal

Mounting Systems

  • Rails - Engine / Generator
  • Rubber anti-vibration mounts (shipped loose)

Starting / Charging System

  • Batteries and battery rack w/cables
  • Dual 24 volt electric starting motors
  • Battery disconnect switch

General

  • SAE standard rotation
  • Right hand service
  • Paint - Caterpillar Yellow with high gloss black rails

C175-20 (50 Hz) Optional Equipment

Air Inlet Systems

  • Single element air cleaner

Control Panels

  • EMCP 4.3 and EMCP 4.4
  • EMCP and MV and HV power connection locations
  • Load share module
  • EMCP voltage and current sensing groups
  • Speed adjust
  • Annunciator modules
  • Customer interface options
  • Generator temperature monitoring
  • E-Stop
  • Interconnect harness
  • Generator harness
  • Modbus monitoring of packages
  • Vandal proof panel door

Cooling System

  • Package mounted radiators
  • Remote radiators
  • Fuel cooler

Crankcase Systems

  • Explosive relief valves
  • Crankcase ventilation system

Exhaust System

  • Front housing - Standby or mission critical
  • Front housing - Prime or continuous
  • Exhaust collectors / Manifold
  • Mufflers (15, 25 and 34 dBA)

Fuel System

  • Primary fuel filter

Generators and Attachments

  • Medium voltage - 3000 Frames - 50 Hz, 3 phase, 1500 rpm, FW, PM, No of leads=6, Pitch 0.6667
  • Thermostat for space heater
  • Generator air cleaner
  • Differential current transformers - (5, 9 and 15 kV Class)

Instrumentation

  • Pyrometer and thermocouples

Lube System

  • Lube oil heater
  • Lube oil heater with crankcase explosion relief valve
  • Drain group oil pans
  • Lubricating oil
  • Electric prelube pumps
  • Oil filters

Mounting System

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

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

Starting / Charging System

  • 24 Volt electric starting motors
  • Air starting motor
  • Air pressure regulator
  • Starter location covers
  • 24 Volt battery sets - Dry
  • 20, 35 and 50 Amp battery chargers
  • Charging alternators - Dry
  • Jacket water heaters

General

  • Special paint - 3500, Colors (other than Caterpillar yellow) or high performance paints
  • US aid emblem
  • Service tools
  • Engine barring group
  • Manual
  • Engine barring air powered
  • control GP - Air powered bar group

Select Units

Overview

Producing reliable power from 3250 to 4000 kVA in 50 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 per cent rated load in one step. The generator set is optimized for low fuel consumption or low emissions.

Generator Set Specifications

  • Minimum Rating 3150 kVA 3150 kVA
  • Maximum Rating 4000 kVA 4000 kVA
  • Emissions/Fuel Strategy Low Fuel, Low Emissions Low Fuel, Low Emissions
  • Voltage 3300 to 11000 Volts 3300 to 11000 Volts
  • Frequency 50 Hz 50 Hz
  • Speed 1500 RPM 1500 RPM
  • Duty Cycle Standby, Mission Critical, Prime, Continuous Standby, Mission Critical, Prime, Continuous

Engine Specifications

  • Engine Model C175-20 SCAC, V-20, 4-Stroke Water-Cooled Diesel C175-20 SCAC, V-20, 4-Stroke Water-Cooled Diesel
  • Bore 6.89 in 175.0 mm
  • Stroke 8.66 in 220.0 mm
  • Displacement 6456.31 in³ 105.8 l
  • Compression Ratio 15:03:01 15:03:01
  • Aspiration Turbo Aftercooled Turbo Aftercooled
  • Fuel System Common Rail Common Rail
  • Governor Type ADEM™ A4 ADEM™ A4

Generator Set Dimensions

  • Length - Minimum 261.5 in 6642.8 mm
  • Length - Maximum 330.6 in 8397.0 mm
  • Width - Minimum 85.4 in 2170.2 mm
  • Width - Maximum 330.6 in 8397.0 mm
  • Height - Minimum 87.6 in 2224.3 mm
  • Height - Maximum 150.7 in 3827.0 mm
  • Dry Weight - Genset (minimum) 55100.0 lb 25000.0 kg
  • Dry Weight - Genset (maximum) 66200.0 lb 30000.0 kg
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