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DG400-2 (Three phase)
Cat Customizable Switchgear and Controls
Cat Switchgear

Generator Set Specifications

Frequency 60 Hz - -
Natural Gas Rating 400 ekW - -
Emissions/Fuel Strategy U.S. EPA Certified for Non-Emergency Application - -
Voltage 120/208, 120/240, 277/480, 346/600 VAC - -
Displacement 1336.42 in - -
Fuel Type Natural Gas - -
RPM 1800 rpm - -
Compression Ratio 10.0:1 - -

Engine Specifications

Engine Model G21.9L spark-ignited - -
Fuel System Carburetor, Down Draft - -
Aspiration Turbocharged - Aftercooled - -
Governor Type Electronic - -
Bore 5.03 in - -
Stroke 5.6 in - -
Compression Ratio 10.0:1 - -

Generator Set Dimensions

Length 154.4 in - -
Width 71 in - -
Height 67 in - -
Weight 8429 lb - -

Technical Summary

Configuration - Application-specific switchgear with control logic designed to meet any customer's sequence of operations. Examples are 3+ Utilities, CHP applications, complex load shed schemes, etc -
Modes of Operation - All modes of paralleling generator sets to each other and to other sources (utility, alternative fuels, wind, etc) can be supported. Caterpillar generation and control experts can design and program the most complex power schemes to meet your critical pow -
Application - LV and MV ( 208V - 38 kV) 50 / 60 Hz -
Technical Summary - - Modular system enables any configuration Distribution Boards, Motor Control Centers & PLC Control cabinets. Accommodates fixed or withdrawable breakers.

Generator Protective Devices

ANSI Protective Devices - Per customer specification -

Utility Protective Devices

ANSI Protective Devices - Per customer specification -

Environmental Parameters

Certifications - Per customer specification -
Control Panel Enclosure - Per customer specification -
Operating Temperature - Per customer specification -
Storage Temperature - Per customer specification -
Low Voltage Standards - Per customer specification -
Medium Voltage Standards - Per customer specification -

Enclosure Rating

Configuration - - IP4X

Operating Temperature

Operating Temperature - - 35 °C / 40 °C @ 1 hr, option for 0…50 °C (32…122 °F)

Dimensions

Standard Widths - - 600 mm for ABB Emax2 E2 1600 - 2500A. 750 mm for ABB Emax2 E4 3200 - 4000A. 1200 mm for ABB Emax2 E6 4000 - 6300A.
Standard Heights - - Heights include 100mm plinth with fork lift pockets, 1900 mm up to 3200A, 2200 mm for 400,2200 mm for PLC and control cabinets. Option for single point lifting on 4 corners with M10 swivel eyes. Standard sizes for shipping
Standard Depths - - 300, 450 & 750mm for controls and PLC cabinets. 900mm for fixed breakers. 1050mm for withdrawable breakers

Application

Application - - LV 380…480 VAC, 50 Hz, 3-Phase.

Modes of Operation

Modes of Operation - - Switchgear integration options for multi generator and utility synchronising, load sharing, Peak Lopping/Shaving, AMF, Changeover, Load bank connection, Protection relay etc.
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