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C4.4 Generator Set

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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

R-Frame 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

GCCP 1.3 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
Image may not be a representative of actual product

Cooling System

Designed to operate in standard ambient temperatures up to 55°C (131°F)
Contact your Cat Dealer for specific ambient and altitude capabilities

Certifications

Cat dealers provide extensive post-sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries. The Caterpillar S•O•S℠ program cost effectively detects internal engine component condition, even the presence of unwanted f...

One Safe Source

Components used in the generator set are selected based on seamless design integration to provide the optimum 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: 4.13in
Displacement: 268.5in
Stroke: 5in
Fuel System: Electronic (adjustable)
Engine Model: C4.4, In-line 4, 4-cycle diesel
Compression Ratio: 18.2:1
Governor Type: Adem™A4
Fuel System: Electronic (adjustable)
Bore: 4.13in
Displacement: 268.5in
Stroke: 5in
Fuel System: 5in
Aspiration: Turbocharged

Generator Set Specifications

Minimum Rating: 36 ekW
Maximum Rating: 100 ekW
Voltage: 220 to 480 Volts
Frequency: 60 Hz
Speed: 1800 rpm
Emissions/Fuel Strategy: Non Regulated, EU Stage II
Duty Cycle: Standby, Prime

Generator Set Dimensions

Height - Maximum: 53.6in
Length - Maximum: 75.8in
Width - Maximum: 44.1in

Standard/Optional Features

Standard Equipment:

Air Inlet System
- Air cleaner; light duty with disposable element
Air Inlet
- Air cleaner
Cooling
- Package mounted radiator
Cooling System
- Fan drive, battery charging alternator drive
- Radiator and cooling fan with guards
- Coolant drain line with valve
- Caterpillar extended life coolant
Exhaust
- Exhaust flange outlet
Control Panel
- GCCP 1.3
Exhaust System
- Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
Fuel System
- Standard open set fuel tank/base supplied base, formed steel with single wall integral 8-hour fuel tank
Fuel
- Secondary fuel filters
- Primary fuel filter with integral water separator
- Fuel priming pump
Generator
- Segregated low voltage (AC/DC) wiring panel
- Voltage regulator (single phase sensing)
- Matched to the performance and output characteristics of Cat engines
- 12 Leads
- Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time
- Circuit breaker, IEC, 3 pole, mounted in tower panel
- Tower panel, IP22, bottom cable entry
- IP23 Protection
Governing System
- Mechanical and electrical governing system - model dependent
Lube System
- Lubricating oil
- Oil drain line with valve
Power Termination
- Busbar
Mounting System
- Captive linear vibration isolators between base and engine-generator
- Includes lifting provision and drag points
- Termination points for coolant and lube oil drain lines
Mounting
- Rubber vibration isolators
Starting/charging System
- 24V battery with rack and cables
General
- Paint - Caterpillar yellow except rails and radiators gloss black
- Engine and alternator pre-paint, Caterpillar yellow
Starting/charging
- 24 volt starting motor
- Batteries

Optional Equipment:

Exhaust
- Industrial, residential, critical mufflers
Generator
- Excitation: [ ] Permanent magnet excitation (PMG) Excited (PM) [ ] Internally Excited (IE)
- Oversize and premium generators
- Anti-condensation heater
Alternator System
- 3 phase sensing
- Permanent magnet excitation (PMG)
- R Frame auxilliary winding
- Quadrature droop kit
- LC Frame alternator with coastal insulation protection
Circuit Breakers
- Circuit breaker upgrades - 4 Pole circuit reaker to 250A, 400A and 630 A
Power Termination
- Circuit breakers, IEC compliant
- Circuit breakers, UL listed
Control Panels
- GCCP 1.3
- Load share module
- Digital I/O module
- Remote monitoring software
- Local & remote annunciator modules
Cooling System
- Coolant heater
- Low coolant level shutdown
- Low coolant temperature alarm
Control Panel Options
- Earth fault (2 wire only)
- GCCP 1.3
- Volt free contacts
- Emergency stop with key
- Battery charger
- Panel mounted audible alarm
- Control panel heater
- Speed adjust potentiometer
- Voltage adjust potentiometer
- Earth leakage (2 wire only)
- Overload shutdown via breaker
Starting/charging
- Jacket water heater
- Charging alternator
- Heavy duty starting system
- Battery chargers
- Oversize batteries
Enclosures
- Sound attenuated Level 2 enclosure
- Sound attenuated Level 1 (galv)
- Rental pack - CAE rental option only
European Certifications
- Upgrade to STD set for CE
Fuel System
- Compact skidbase for open set
- Low fuel level alarm
- Low fuel level shutdown
- Bunded fuel tank
- Open set narrow tankbase
- Skidbase for CALG enclosure sets
- High fuel level alarm
General
- Single or dual wall sub-base fuel tanks
- EU Certificate of Conformance (CE)
- CSA Certification
- Single or dual wall integral fuel tanks
- Automatic transfer switches (ATS)
- Narrow, wide or skid base
- UL 2200 package
- Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
- Sound attenuated, weather protective or high ambient weather protective enclosure
- EEC Declaration of Conformity
- Integral & sub-base fuel tanks
Global Certifications
- Certification for CIS
Mounting Options
- Battery removal
- Electronic governor
- Industrial silencer
- Silencer installation kit
- External single point lift - enclosure
Special Packing/inspectons For Shipment
- PGS Test report @ 1.0 power factor
- PGS Test report @ 0.8 power factor
General - Accessories / Miscellaneous
- Packing case - compact set
- Stone guards/rad trans flange
- Packing case - canopied set

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C4.4 (60 Hz) Diesel Generator Sets

Engine Model: C4.4, In-line 4, 4-cycle diesel
Voltage: 220 to 480 Volts
Maximum Rating: 100 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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C4.4 Generator Set