CAT C175-20 Technical Manual

Cat® C175-20

Diesel Generator Sets

Image shown may not refl ect actual confi guration

Bore – mm (in) 175 (6.89)

Stroke – mm (in) 220 (8.66)

3

Displacement – L (in

Compression Ratio 15.3:1

Aspiration TA

Fuel System Common Rail

Governor Type ADEM™ A4

)

105.8 (6456)

Standby

60 Hz ekW (kVA)

3500 (4375)

Mission Critical

60 Hz ekW (kVA)

3500 (4375)

Features

Cat® Diesel Engine

• Designed and tested to meet the U.S. EPA
Emergency Stationary (Tier 2) emission
standards

• Reliable performance proven in thousands of
applications worldwide

Generator Set Package

• Accepts 100% block load in one step

• Meets NFPA 110 loading requirements

• Conforms to ISO 8528-5 G3 load acceptance
requirements

• Reliability verified through torsional vibration, fuel
consumption, oil consumption, transient
performance, and endurance testing

Alternators

• Superior motor starting capability minimizes
need for oversizing generator

• Designed to match performance and output
characteristics of Cat diesel engines

Prime

60 Hz ekW (kVA)

3180 (3975)

EMCP 4 Control Panels

• User-friendly interface and navigation

• Scalable system to meet a wide range of
installation requirements

• Expansion modules and site specific
programming for specific customer requirements

Warranty

• 24 months/1000-hour warranty for standby and
mission critical ratings

• 12 months/unlimited hour warranty for prime
and continuous ratings

• Extended service protection is available to
provide extended coverage options

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

Emissions Performance

U.S. EPA Certified for Emergency

Stationary Applications (Tier 2)

Cooling System

• Cooling systems available to operate in ambient
temperatures up to 50°C (122°F)

• Tested to ensure proper generator set cooling

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Financing

• Caterpillar offers an array of financial products
to help you succeed through financial service
excellence

• Options include loans, finance lease,
operating lease, working capital, and revolving
line of credit

• Contact your local Cat dealer for availability in
your region

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C175-20 Diesel Generator Sets
Electric Power

Standard and Optional Equipment

Engine

Air Cleaner

❑ Single element

Muffler

❑ Industrial grade (15 dB)
❑ Residential grade (25 dB)
❑ Critical grade (35 dB)

Starting

❑ Standard batteries
❑ Oversized batteries
❑ Standard electric starter(s)
❑ Heavy duty electric starter(s)
❑ Dual electric starter(s)
❑ Air starter(s)
❑ Jacket water heater

Alternator

Output voltage

❑

416V

❑ 480V
❑ 600V

❑ 6600V
❑ 6900V

❑ 12470V
❑ 4160V ❑ 13200V
❑ 6300V ❑ 13800V

Temperature Rise
(over 40°C ambient)

❑ 125°C/130°C
❑ 120°C
❑ 105°C
❑ 80°C

Winding type

❑ Form wound

Power Termination

Type

us bar

❑ B
❑ Circuit breaker
❑ 4000A

❑

5000A

❑ 6000A
❑ UL
❑ 3-pole

❑ IEC
❑ 4-pole

❑ Electrically operated

Trip Unit

❑ LSI

❑ LSI-G

❑ LSIG-P

Control System

Controller

❑ EMCP 4.2B
❑ EMCP 4.3
❑ EMCP 4.4

Attachments

❑ Local annunciator module
❑ Remote annunciator module
❑ Expansion I/O module
❑ Remote monitoring software

Charging

❑ Battery charger – 20A
❑ Battery charger – 35A
❑ Battery charger – 50A

Vibration Isolators

❑ Rubber
❑ Spring
❑ Seismic rated

Cat Connect

Connectivity

❑ Ethernet
❑ Cellular

Extended Service Options

Terms

❑ 2 year (prime)
❑ 3 year
❑ 5 year
❑ 10 year

Coverage

❑ Silver
❑ Gold
❑ Platinum
❑ Platinum Plus

Ancillary Equipment

❑ Automatic transfer switch

(ATS)

❑ Paralleling switchgear
❑ Paralleling controls

Certifications

❑ IBC seismic certification
❑ HCAI pre-approval

Excitation

❑ Permanent magnet (PM)

Attachments

❑ Anti-condensation heater
❑ Stator and bearing temperature

xxmonitoring and protection

Note: Some options may not be available on all models. Certifi cations may not be

available with all model confi gurations. Consult factory for availability.

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