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Caterpillar

C4.4 Generator Set

Minimum Rating

72 ekW

72 ekW

Maximum Rating

100 ekW

100 ekW

Emissions/Fuel Strategy

U.S. EPA Cert., Tier 3

U.S. EPA Cert., Tier 3

Overview

Producing reliable power from 72 to 100 ekW at 60 Hz, our C4.4 diesel generator sets designed to ISO 8528-5 transient response requirements. All C4.4 generator sets meet EPA Stationary Emergency (Tier 3) emissions standards.

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Exterior

Enclosure

Features

Details

Specifications

Spec Value
Minimum Rating 72 ekW 72 ekW
Maximum Rating 100 ekW 100 ekW
Emissions/Fuel Strategy U.S. EPA Cert., Tier 3 U.S. EPA Cert., Tier 3
Voltage 110 to 480 Volts 110 to 480 Volts
Frequency 60 Hz 60 Hz
Speed 1800 rpm 1800 rpm
Duty Cycle Standby, Prime Standby, Prime
Spec Value
Engine Model Cat® C4.4 Cat® C4.4
Bore 4.1 in 105 mm
Stroke 5 in 127 mm
Displacement 268.5 in³ 4.4 l
Compression Ratio 16.2:1, 17.25:1, 18.2:1 or 18.3:1 16.2:1, 17.25:1, 18.2:1 or 18.3:1
Aspiration Turbocharged Turbocharged
Fuel System Direct Injection or Common Rail Direct Injection or Common Rail
Governor Type Mechanical Mechanical
Spec Value
Length – Maximum 75.8 in 1925 mm
Width – Maximum 44.1 in 1120 mm
Height – Maximum 53.6 in 1361 mm

Standard Equipment

Air Inlet System

  • Air cleaner; light duty with disposable element
  • Air Cleaner

Cooling System

  • Fan drive, battery charging alternator drive
  • Caterpillar extended life coolant
  • Coolant drain line with valve
  • Radiator and cooling fan with guards
  • Radiator and cooling fan with guards
  • Coolant drain line with valve
  • Caterpillar extended life coolant
  • Fan drive, battery charging alternator drive

Control Panel

  • EMCP 4.1
  • EMCP 4 Control panel

Exhaust System

  • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use – shipped loose
  • 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
  • Standard open set fuel tank / base supplied base, formed steel with single wall integral 8-hour fuel tank

Generator

  • IP23 protection
  • Voltage regulator (single phase sensing)
  • 12 leads
  • Circuit breaker, IEC, 3 pole, mounted in tower panel
  • Tower panel, IP22, bottom cable entry
  • Segregated low voltage (AC/DC) wiring panel
  • 12 leads

Governing System

  • Mechanical and electrical governing system – model dependent
  • Mechanical and electrical governing system – model dependent

Lube System

  • Oil drain line with valve
  • Lubricating oil
  • Oil drain line with valve
  • Lubricating oil

Mounting System

  • Termination points for coolant and lube oil drain lines
  • Includes lifting provision and drag points
  • Captive linear vibration isolators between base and engine-generator

Starting/Charging System

  • 24V battery with rack and cables
  • Batteries
  • 24V battery with rack and cables

General

  • Engine and alternator pre-paint, Caterpillar yellow
  • Engine and alternator pre-paint, Caterpillar Yellow

Optional Equipment

Alternator System

  • Anti-condensation heater
  • Quadrature droop kit
  • 3 phase sensing
  • R frame auxilliary winding
  • LC frame alternator with coastal insulation protection
  • Permanent magnet
  • LC frame alternator
  • R frame auxilliary winding

Circuit Breakers

  • Circuit Breaker Upgrades – 4 Pole circuit reaker to 250A, 400A and 630 A

Cooling System

  • Low coolant temp alarm
  • Coolant heater
  • Low coolant level shutdown

Control Panel Options

  • Earth fault (2 wire only)
  • Control panel heater
  • Panel mounted audible alarm
  • Volt free contacts
  • Voltage adjust potentiometer
  • Overload shutdown via breaker
  • Earth leakage (2 wire only)
  • EMCP 4.2
  • Emergency stop with key
  • Speed adjust potentiometer
  • Battery charger

Enclosures

  • Rental pack – CAE rental option only
  • Sound attenuated Level 2 enclosure
  • Sound attenuated Level 1 (galv)

European Certifications

  • Upgrade to STD set for CE

Fuel System

  • Low fuel level shutdown
  • Compact skidbase for open set
  • Open set narrow base
  • Bunded fuel tank
  • Low fuel level alarm
  • High fuel level alarm
  • Skidbase for CALG enclosure sets

Global Certifications

  • Certification for CIS

Mounting Options

  • Electronic governor
  • External single point lift – enclosure
  • Silencer installation kit
  • Industrial silencer
  • Battery removal

Special Packing/Inspectons for Shipment

  • PGS test report @ 1.0 power factor
  • PGS test report @ 0.8 power factor

General - Accessories / Miscellaneous

  • Packing case – canopied set
  • Packing case – compact set
  • Stone guards / rad trans flange

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