Main content

Cat

DG450 (3-Phase)

Frequency

60 Hz

60 Hz

Natural Gas Rating

450 ekW

450 ekW

Emissions/Fuel Strategy

U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications

U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications

Overview

The Cat® spark-ignited lean burn generator for stationary standby, demand response and limited time power (LTP) applications offer reliable power with best in class fuel efficiency, lower footprint and cleaner exhausts. The abilitity to operate even at very low fuel inlet pressures makes it best suited for a range of applications

Media

Photos

Open Set Rear Right View
Open Set Rear Right View
Open Set, Front Right View
Open Set, Front Right View
Open Set Front Left View
Open Set Front Left View
Open Set Rear Left View
Open Set Rear Left View
Enclosure Rear Right View
Enclosure Rear Right View
Enclosure Rear Left View
Enclosure Rear Left View

360° View

Exterior

360° Exterior view. Double click on the image to zoom in on any area of the product.

Interior

360° Interior view. Double click on the image to zoom in on any area of the product.

Documents

Features

Emissions Strategy

Cat CG18 Engine

Generator

EMCP 4.2B Control Panel

Cooling System

Full range of attachments

Footprint

Details

Specifications

Spec Value
Frequency 60 Hz 60 Hz
Natural Gas Rating 450 ekW 450 ekW
Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications
Fuel Type Natural Gas Natural Gas
RPM 1800 1800
Voltage 208 - 600 VAC 208 - 600 VAC
Spec Value
Engine Model Cat® CG18 In-line 6, 4-cycle Natural Gas Cat® CG18 In-line 6, 4-cycle Natural Gas
Fuel System Gas mixer, Venturi Gas mixer, Venturi
Aspiration Turbocharged - Air-to-Air Aftercooled Turbocharged - Air-to-Air Aftercooled
Governor Type Electronic Electronic
Displacement 1106.3 in³ 18.1 l
Compression Ratio 10.5:1 10.5:1
Bore 5.7 in 145 mm
Stroke 7.2 in 183 mm
Spec Value
Length 154 in 3581 mm
Width 73 in 1854 mm
Height 82 in 2083 mm
Weight 10721 lb 4863 kg

Standard Equipment

Exhaust

  • Dry exhaust manifolds, insulated and shielded

Fuel System

  • Gas train with Zero Pressure regulator
  • ECU controlled shutdown solenoid
  • Airfuel Ratio Control, Venturi type Air-Gas mixer, throttle controlled valve

Controls

  • EMCP 4.2B
  • Integrated Voltage Regulator (IVR)

Telematics

  • PL444 Product link 4G LTE Telematics

Generator

  • Anti-condensation space heater
  • SR5

Governing

  • Electronic Governing

Starting/Charging

  • 24V starting motors

General

  • Paint – Caterpillar Yellow except rails are gloss black
  • Operation and maintenance manuals
  • Parts book

Optional Equipment

Air Inler

  • Air inlet adapters

Cooling

  • Inlet/Outlet connections

Exhaust

  • Flexible fitting
  • Elbow, Flange
  • Muffler and spark-arresting muffler with companion flanges
  • Exhaust expander

Telematics

  • PLG 601 & 641 Product link Telematics

Generator

  • Permanent Mangnet Excitation
  • Low voltage extension box
  • Generator air filter
  • European bus bar
  • Cable access box

Enclocures

  • Sound Attenuated and Weather Protective

Starting/Charging

  • Jacket water heater
  • Space Heaters
  • Charging alternator
  • Battery with cable and rack (shipped loose)
  • Battery charger
  • Oversized battery

General

  • Engine barring group
  • EEC D.O.I and other certifications
  • Crankcase explosion relief valve

Sign up for Riggs Cat Emails

  • This field is for validation purposes and should be left unchanged.