DG450 GC (3 phase)

DG450-2 (Single-phase)

DG450 GC (3 phase)

Open Generator Set

DESCRIPTION

The Cat® spark-ignited generator product line for stationary applications feature permanent magnet excitation, amortisseur winding, skewed stator, voltage adjustment through the EMCP controller, Class H winding insulation and 2/3 pitch incorporated.Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.Electric Power

Engine

  • Four-stroke-cycle gas engine combines consistent performance and excellent fuel economy with minimum weight

Generator

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency

EMCP 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

Design Criteria

  • The generator set facilitates compliance with NFPA 110 and meets ISO 8528-5 requirements for transient response
  • Cooling system designed to operate in 50˚C/122˚F ambient temperatures with an air flow restriction of 0.5 in. water

UL 2200 / CSA - Optional

  • UL 2200 Listed packages
  • CSA Certified
  • Certain restrictions may apply
  • Consult with your Cat® Dealer

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

  • Standard Equipment
  • Optional Equipment
  • Specs
  • Docs

Standard Equipment

Optional Equipment

  • Generator
    • Thermal magnetic or electronic trip MCCBs
    • Anti-condensation heater
    • Shunt trip and auxiliary contact breaker

Specs

Overview

Long Name:
DG450-2 (Single-phase)
Name:
DG450 GC (3 phase)
Brand:
Caterpillar
Status:
Current

Generator Set Specifications

Frequency
60 Hz
Natural Gas Rating
450 ekW
Emissions/Fuel Strategy
U.S. EPA Certified for Non-Emergency Application
Voltage
120/208, 120/240, 277/480, 346/600 VAC

Engine Specifications

Engine Model
G21.9L V12, 4-Cycle, Spark -Ignited

Generator Set Specifications

Displacement
1336.42 in³ / 21.9 l

Engine Specifications

Fuel System
Carburetor, Down Draft

Generator Set Specifications

Fuel Type
Natural Gas
Speed
1800 rpm

Engine Specifications

Aspiration
Turbocharged - Aftercooled
Governor Type
Electronic
Bore
5.03 in / 128 mm
Stroke
5.6 in / 142 mm

Generator Set Dimensions

Length
154.4 in / 3923 mm
Width
71 in / 1803 mm
Height
67 in / 1702 mm
Weight
8274 lb / 3753 kg

Engine Specifications

Compression Ratio
10.0:1

SEE HOW DG450 GC (3 phase) COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.

Gas Generator Sets
DG450 GC (3 phase)
Open Generator Set
Brand
Caterpillar
Status
Current
Frequency
60 Hz
Emissions/Fuel Strategy
U.S. EPA Certified for Non-Emergency Application
Voltage
120/208, 120/240, 277/480, 346/600 VAC
Engine Model
G21.9L V12, 4-Cycle, Spark -Ignited
Displacement
1336.42 in³ / 21.9 l
Fuel System
Carburetor, Down Draft
Aspiration
Turbocharged - Aftercooled
Bore
5.03 in / 128 mm
Stroke
5.6 in / 142 mm
Length
154.4 in / 3923 mm
Width
71 in / 1803 mm
Height
67 in / 1702 mm
Compression Ratio
10.0:1
Gas Generator Sets
DG450 (3-Phase)
Open Set Rear Right View
Brand
Cat
Status
Current
Frequency
60 Hz
Emissions/Fuel Strategy
U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications
Voltage
208 - 600 VAC
Engine Model
Cat® CG18 In-line 6, 4-cycle Natural Gas
Displacement
1106.3 in³ / 18.1 l
Fuel System
Gas mixer, Venturi
Aspiration
Turbocharged - Air-to-Air Aftercooled
Bore
5.7 in / 145 mm
Stroke
7.2 in / 183 mm
Length
154 in / 3581 mm
Width
73 in / 1854 mm
Height
82 in / 2083 mm
Compression Ratio
10.5:1
Gas Generator Sets
DG50 (Single Phase and 3 Phase)
DG50 Front Right View
Brand
Caterpillar
Status
Current
Frequency
60 Hz
Emissions/Fuel Strategy
U.S. EPA Certified for Stationary Emergency Application
Voltage
208-600
Engine Model
3.6L Inline TCAC
Displacement
219.6 in³ / 6.2 l
Fuel System
Electronic
Aspiration
TCAC
Bore
4.15 in / 101.6 mm
Stroke
4.05 in / 95.3 mm
Length
93 in / 2438 mm
Width
47 in / 1295 mm
Height
55 in / 1448 mm
Compression Ratio
9.7:1