Gas Generator Sets

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Details

Frequency
60 Hz

Natural Gas Rating
400 ekW

Emissions/Fuel Strategy
U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications

Contact

Foley Equipment Sales

+1 (316) 943-4211

Request a Quote

Overview

More output in a compact package

The Cat® DG400 gas generator set delivers 400 ekW for standby, demand response and limited-time power applications. Its lean-burn CG18 engine combines fuel efficiency with durable construction for steady operation over the long term.

Benefits

Use installation space more effectively

Lower your owning and operating costs

Adapt controls to your operation

Features at a Glance

High power density: The in-line six-engine CG18 delivers greater output from a smaller engine configuration, allowing more power to fit within a smaller space.

Efficient CG18 engine: Lean-burn operation promotes fuel efficiency, while robust high-speed block construction contributes to prolonged engine life.

Flexible Cat® ECS controls: Expansion modules and customizable programming configure generator operation around individual installation needs.

Strong motor-starting ability: Large connected motors can start during an outage, helping accommodate demanding electrical equipment.

Durable alternator insulation: Class H insulation provides a high level of protection to promote alternator durability over its service life.

Specifications

Full Specifications

Generator Set Specifications: Frequency
60 Hz

Emissions/Fuel Strategy
U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications

RPM
1800

Voltage
208 - 600 VAC

Natural Gas Rating
400 ekW

Fuel Type
Natural Gas

Engine Specifications: Engine Model
Cat® CG18 In-line 6, 4-cycle Natural Gas

Fuel System
Gas mixer, Venturi

Aspiration
Turbocharged - Air-to-Air Aftercooled

Governor Type
Electronic

Displacement
1106.3 in³

Compression Ratio
10.5:1

Bore
5.7 in

Stroke
7.2 in

Generator Set Dimensions: Length
154 in

Width
73 in

Height
82 in

Weight
10721 lb

Equipment

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

CAT® ECS 100
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 Inlet

Air inlet adapters

CONTROL PANEL

CAT® ECS 200

Cooling

Inlet/Outlet connections

Exhaust

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

Generator

Permanent Mangnet Excitation
Low voltage extension box
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

Resources

DG400 Spec Sheet

Electric Power Rating Guide

CG18 Enclosures

Similar New Power Solutions

G3520H Gas Generator

Continuous Rating: 2519 / 2500 ekW @ 1.0pf
Fuel Type: Natural Gas, Hydrogen Blend (up to 25%)
Maximum Electrical Efficiency: 45.30%