Multiquip DCA45USI2 manual Generator Control Panel, Off

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GENERATOR CONTROL PANEL

 

 

 

 

 

 

1

 

 

7

INCREASE

 

 

DECREASE

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

V

 

 

 

 

6

U

OFF

W

3

AUTO

MANUAL

 

 

 

 

OFF/RESET

 

 

 

 

LOW OIL PRESSURE

 

 

V-W

 

 

HIGH COOLANT TEMPERATURE

 

 

 

 

 

OVERCRANK

 

 

U-V

 

W-U

OVERSPEED

 

 

 

ENGINE RUNNING

 

 

OFF

 

 

 

 

 

 

 

 

MOOOOO-20001Q

 

5

 

 

 

 

 

 

 

 

 

 

 

1000

2000

 

4

 

 

 

0

3000

 

 

 

 

 

 

R P M

 

 

 

 

Figure 4. Generator Control Panel

The defi nitions below describe the controls and functions of the Generator Control Panel (Figure 4).

1.Voltage Regulator Control — Allows ±15% manual adjustment of the generator’s output voltage.

2.Main Circuit Breaker—This three-pole, 110A main breaker is provided to protect the the U,V, and W Output Terminal Lugs from overload.

3.Ammeter Change-Over Switch — This switch allows the AC ammeter to indicate the current fl owing to the load connected to any phase of the output terminals, or to be switched off. This switch does not effect the generator output in any fashion, it is for current reading only.

4.Voltmeter Change-Over Switch — This switch allows the AC voltmeter to indicate phase to phase voltage between any two phases of the output terminals or to be switched off.

5.AC Voltmeter — Indicates the output voltage present at the U,V, and W Output Terminal Lugs.

6.AC Ammeter — Indicates the amount of current the load is drawing from the generator per leg selected by the ammeter phase-selector switch.

7.Frequency Meter — Indicates the output frequency in hertz (Hz). Normally 60 Hz.

Located behind the generator control panel is the Generator Control Box. This box contains some of the necessary electronic components required to make the generator function.

The Control Box is equipped with the following major components:

Over-Current Relay

Automatic Voltage Regulator (AVR)

Starter Relay

Current Transformer

Voltage Selector Switch

Main Circuit Breaker

NOTICE

Remember the overcurrent relay monitors the current

owing from the U,V, and W Output Terminal Lugs to the load.

In the event of a short circuit or over current condition, it will automatically trip the 110 amp main breaker.

To restore power to the Output Terminal Panel, press the reset button on the overcurrent relay and place the main circuit breaker in the closed position (ON).

PAGE 18 — DCA45USI2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #0 (01/12/11)

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Contents Model DCA45USI2 This Manual Must Accompany the Equipment AT ALL TimesProposition 65 Warning Reporting Safety Defects AdministratorNhtsa Table of Contents DCA45USI2 GeneratorParts Ordering Procedures Ordering parts has never been easierSafety Information Safety MessagesGeneral Safety Generator Safety Always know the location of the nearest Engine Safety Before servicing equipment Never use fuel as a cleaning agent Fuel SafetyTowing Safety From fuel vapors or if fuel is spilled on a hot enginePower Cord/Cable Safety Electrical SafetyGrounding Safety Device. All installations should beBattery Safety Environmental SafetySpecifications DCA-45USI2Isuzu BU-4JJ1T Tier Dimensions DimensionsInstallation Typical Generator Grounding ApplicationMounting Outdoor InstallationIndoor Installation Generator GroundingGeneral Information Muffl er Assembly Major ComponentsGenerator Control Panel OFFPage Engine Operating Panel OFFEngine Operating Panel Output Terminal Panel Familiarization Output Terminal FamiliarizationTerminal legs O and Ground are considered bonded grounds Removing the Plastic Face Plate Hard Wire Hookup Panel VAC Gfci ReceptaclesConnecting Loads Over Current RelaySingle Phase Load Three Phase LoadLoad Application Generator Outputs Generator Output VoltagesAC Voltmeter Gauge Reading HOW to Read the AC Ammeter and AC Voltage GaugesGenerator OUTPUTS/GAUGE Reading AC Ammeter Gauge Reading3Ø-240/139 Uvwo Terminal Output Voltages Output Terminal Panel ConnectionsUvwo Terminal Output Voltages 3Ø-208V/1Ø-120V Uvwo Terminal Output Voltages3Ø-480/277V Uvwo Terminal Output Voltages 1Ø-240/120V Uvwo Terminal Output VoltagesLubrication OIL INSPECTION/SETUPCircuit Breakers Fuel CheckRefueling Procedure Only use #2 diesel fuel when refuelingCoolant ANTIFREEZE/SUMMER COOLANT/ Water Cleaning the RadiatorAIR Cleaner FAN Belt Tension Operation Freezing WeatherWiring BatteryBattery Cable Installation AlternatorStarting Generator START-UP ProcedureBefore Starting Starting ManualEngine Speed Switch High Emergency Shutdown Procedure Generator SHUT-DOWN ProceduresNormal Shutdown Procedure Place the Mpec Control Switch in the OFF/RESET positionMaintenance General Inspection AIR CleanerAir Cleaner with Dust Indicator Fuel Addition Fuel Tank InspectionAIR Removal Replacing Oil Filter Radiator CleaningCheck OIL Level Flushing OUT Radiator and Replacing CoolantTrailer Maintenance Trailer MaintenanceCoupler Type of hitch used on the trailer for towing Hydraulic Surge Brakes Brake AdjustmentBrakes ActuatorTIRES/WHEELS/LUG Nuts Tire Wear/InflationSuspension Lug Nut Torque Requirements Never use an pneumatic air gun to tighten wheel lug nutsTrailer Wiring Diagram Trailer/Towing Vehicle Wiring DiagramGenerator Wiring Diagram Generator Wiring DiagramEngine Wiring Diagram Engine Wiring DiagramController Wiring Diagram Engine ControllerTroubleshooting Generator Troubleshooting Diagnostic Lamp Method of OperationSample Parts List Explanation of Code in Remarks ColumnSuggested Spare Parts To 3 unitsGenerator Assy Rectifier Balancing WeightRotor Assy Field Assy ZNRControl BOX Assy Control BOX Push Button SwitchDiagnostic Switch EdgingControl BOX Assy Switch Cover Selector SwitchSwitch Bracket BRACKET, SensorControl BOX Assy SWITCH, Panel Light SwitchAlarm Lamp SWITCH, Engine SpeedEngine and Radiator Assy INDICATOR, AIR Cleaner AIR CleanerELEMENT, AIR Cleaner BRACKET, AIR CleanerEngine and Radiator Assy Locknut ConnectorElbow ValveOutput Terminal Assy TIE Screw Terminal PanelOutput Terminal Bolt Terminal CoverBattery Assy Battery Band BatteryBattery Sheet Battery Bolt SETMuffler Assy Exhaust Pipe MufflerHEX Head Bolt Seal ClampFuel Tank Assy Fuel Sender Unit Fuel TankFuel Tank CAP GasketEnclosure Assy Environmental Tank BaseAcoustic Sheet Front FrameEnclosure Assy Door Handle ASS Y Rear DoorWindow Plate Roof PanelRubber Seals Assy Seal Rubber Nameplate and Decals Assy M1550000804 M1550000204M1550000703 M1550001504Terms and Conditions of Sale Parts Freight PolicyPage HERE’S HOW to GET Help

DCA45USI2 specifications

The Multiquip DCA45USI2 is a robust and versatile generator that caters to a wide array of power needs across various applications. Designed for both commercial and industrial use, this generator stands out due to its powerful output, durability, and advanced technology.

The DCA45USI2 offers a maximum output of 45 kVA, making it suitable for both demanding construction sites and as a backup power source for critical equipment in emergencies. It operates with a reliable Yanmar diesel engine, known for its fuel efficiency and longevity, ensuring that users can count on consistent performance over extended periods. The unit is built to provide high-quality electrical output, ensuring that sensitive equipment is protected from surges and fluctuations.

One of the standout features of the DCA45USI2 is its sound attenuation technology. Enclosed within a sturdy yet compact frame, this generator is designed to minimize noise levels, making it an ideal choice for urban environments or noise-sensitive applications. The insulation materials used are specifically chosen to absorb sound waves while still allowing for efficient ventilation.

In terms of ease of use, the DCA45USI2 is equipped with a user-friendly control panel that provides comprehensive monitoring capabilities. This includes advanced protective features, such as low oil pressure shutdown, high-temperature shutdown, and overload protection, ensuring that the generator operates safely at all times. The digital display offers real-time information on vital operating parameters, enabling operators to swiftly respond to any issues that may arise.

Another key characteristic of the DCA45USI2 is its portability. Weighing in at a manageable level for its size and capacity, it features heavy-duty wheels and a lifting eye which allow for easy transportation across job sites. This adaptability is crucial for rental companies and contractors who require a reliable source of power on-the-go.

Overall, the Multiquip DCA45USI2 embodies a blend of power, efficiency, and convenience. Its advanced engineering and thoughtful design cater to the needs of various industries, making it a preferred choice among professionals who demand reliability and performance from their equipment. Whether for construction, emergency response, or temporary power solutions, the DCA45USI2 proves to be a formidable ally in getting the job done efficiently and effectively.