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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 meetsNFPA 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

M-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
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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

World Wide 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: 4.1in
Displacement: 268.5in³
Stroke: 5in
Fuel System: Direct Injection or Common Rail
Engine Model: Cat® C4.4
Compression Ratio: 16.2:1, 17.25:1, 18.2:1 or 18.3:1
Governor Type: Mechanical
Fuel System: Direct Injection or Common Rail
Bore: 4.1in
Displacement: 268.5in³
Stroke: 5in
Fuel System: 5in
Aspiration: Turbocharged

Generator Set Specifications

Minimum Rating: 50 kVA
Maximum Rating: 110 kVA
Voltage: 110 to 480 Volts
Frequency: 50 Hz
Speed: 1500 rpm
Emissions/Fuel Strategy: EU Stage II & R96/EUIIIa
Duty Cycle: Standby, Prime
Standby Rating: 110 kVA
Prime Power Rating: 50 kVA

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
Cooling System
- Coolant drain line with valve
- Caterpillar extended life coolant
- Radiator and cooling fan with guards
- Fan drive, battery charging alternator drive
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
Control Panel
- GCCP 1.3
Generators And Attachments
- Voltage regulator (single phase sensing)
- Tower panel, IP22, bottom cable entry
- IP23 Protection
- Circuit breaker, IEC, 3 pole, mounted in tower panel
- 12 Leads
- Segregated low voltage (AC/DC) wiring panel
Governing System
- Mechanical and electrical governing system - model dependent
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
Starting/charging System
- Batteries
- 24V battery with rack and cables
General
- Engine and alternator pre-paint, Caterpillar yellow
Lube System
- Oil drain line with valve
- Lubricating oil

Optional Equipment:

Alternator System
- 3 phase sensing
- Anti-condensation heater
- R Frame auxilliary winding
- LC Frame alternator
- Quadrature droop kit
- Permanent magnet excitation (PMG)
- LC Frame alternator with coastal insulation protection
Circuit Breakers
- Circuit breaker upgrades - 4 Pole circuit reaker to 250A, 400A and 630A
Cooling System
- Coolant heater
- Low coolant temperature alarm
- Low coolant level shutdown
Control Panels
- GCCP 1.3
Control Panel Options
- Earth fault (2 wire only)
Enclosures
- Sound attenuated Level 2 enclosure
- Rental pack - CAE rental option only
- Socket blanking plate - CAE rental option only
- CEE form sockets - CAE rental option only
- Sound attenuated Level 1 (galv)
European Certifications
- Upgrade to STD set for CE
Fuel System Accessories
- High fuel level alarm
- Low fuel level shutdown
- Skidbase for CALG enclosure sets
- Bunded fuel tank
- Low fuel level alarm
- Open set narrow tankbase
- Compact skidbase for open set
Global Certifications
- Certification for CIS
Mounting Options
- Silencer installation kit
- Electronic governor
- Residential siliencer
- External single point lift - enclosure
- Battery removal
- Industrial silencer
Power Termination
- Circuit breakers, UL listed
Special Packing/inspectons For Shipment
- PGS Test report @ 1.0 power factor
- PGS Test report @ 0.8 power factor
General - Accessories / Miscellaneous
- Stone guards/rad trans flange
- Packing case - canopied set
- Packing case - compact set

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See how C4.4 (50 Hz) compares against frequently compared products

C4.4 (50 Hz) Diesel Generator Sets

Engine Model: Cat® C4.4
Voltage: 110 to 480 Volts
Maximum Rating: 110 kVA

Selected Model

C1.1 (60 Hz) Diesel Generator Sets

Engine Model: C1.1, In-line 4, 4-cycle diesel
Voltage: 110 to 480 Volts
Maximum Rating: 8.8 ekW

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C4.4 Generator Set