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DG350-2 (Single-phase)
Cat Switchgear
Cat Customizable Switchgear and Controls
Engine Paralleling and Integration Control (EPIC)

Generator Set Specifications

Frequency 60 Hz - - -
Natural Gas Rating 350 eKW - - -
Emissions/Fuel Strategy U.S. EPA Certified for Non-Emergency Application - - -
Fuel Type Natural Gas - - -
Displacement 1336.42 in³ - - -
Speed 1800 rpm - - -

Engine Specifications

Engine Model G21.9L Spark-Ignited - - -
Compression Ratio 10.1 - - -
Fuel System Carburetor, Down Draft - - -
Governor Type Electronic - - -
Aspiration Turbocharged - Aftercooled - - -
Bore 5.03 in - - -
Stroke 5.6 in - - -

Generator Set Dimensions

Length 154.4 in - - -
Width 71 in - - -
Height 67.6 in - - -
Weight 8274 lb - - -

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 - -

Technical Summary

Technical Summary - Modular system enables any configuration Distribution Boards, Motor Control Centers & PLC Control cabinets. Accommodates fixed or withdrawable breakers. - -
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 Remote modular paralleling control system (Master Control Panel for the first 2 generator sets and optional tie breaker, separate add-on control panels for up to 8 additional generator sets, utility paralleling control, and distribution control)
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 Emergency Standby with redundant master control, Utility paralleling, peak shaving, and closed transition to/from Generator Power (with optional utility control panel)
Application - - LV and MV ( 208V - 38 kV) 50 / 60 Hz LV and MV (208V-27kV)

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. - -

Generator Protective Devices

ANSI Protective Devices - - Per customer specification 15/25. 27/59, 81 O/U, 32, 40, 90 (Industrial Grade)

Utility Protective Devices

ANSI Protective Devices - - Per customer specification 15/25. 27/59, 81 O/U, 32,47 (Industrial Grade)

Environmental Parameters

Certifications - - Per customer specification UL / cUL 508A
Control Panel Enclosure - - Per customer specification NEMA 12
Operating Temperature - - Per customer specification 0°C to 55°C
Storage Temperature - - Per customer specification -20°C to 60°C
Low Voltage Standards - - Per customer specification -
Medium Voltage Standards - - Per customer specification -
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