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DG450-2 (Single-phase)
Temporary Connection Boxes
Cat EGP Switchgear

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 - -
Displacement 1336.42 in³ - -
Fuel Type Natural Gas - -
Speed 1800 rpm - -

Engine Specifications

Engine Model G21.9L V12, 4-Cycle, 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 8274 lb - -

Technical Summary

Application - EMERGENCY, LEGALLY REQUIRED EMERGENCY AND STANDBY LV and MV (208V - 38 kV)
Module Type - LUG-TO-LUG, CAMLOCK AND ENCLOSED CIRCUIT BREAKER -
Rated Power - 200 - 4000 AMPS -
Configuration - - Configurable PLC based switchgear capable of controlling and monitoring multiple generator sets, tie and load breakers in conjunction with downstream transfer switches for standby or emergency applications
Modes of Operation - - Multi-unit Island and multi-unit standby mode with optional redundant controls and components.

Generator Protective Devices

ANSI Protective Devices - - 15/25, 27/59, 81 O/U, 32, 40, 50, 51

Environmental Parameters

Certifications - - IBC, CBC, UBC & OSHPD Certified
Control Panel Enclosure - - NEMA 1 or NEMA 3R Freestanding Construction
Operating Temperature - - 0°C to 50°C
Storage Temperature - - -20°C to +60°C
Low Voltage Standards - - NEMA SG-5, CSA, ANSI C37.51, ANSI C37.20.1, UL 1558 or UL 891, NFPA 110, NFPA 99 and NFPA 70
Medium Voltage Standards - - NEMA SG-5, ANSI / IEEE C37.20.2, CSA-C22.2 No. 31-M89, EEMAC G8-3.2, NFPA 70, NFPA 99 and NFPA 1110
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