Graigar HGM6120NC Generator Controller User Manual

1. Mihoatraview

The Graigar HGM6120NC is an advanced automatic generator controller designed for monitoring and controlling genset systems. It integrates digital, intelligent, and network techniques to provide comprehensive automatic start/stop, data measurement, alarm protection, and remote control capabilities.

This controller features an LCD display with multiple language options for user-friendly operation. It utilizes micro-processing technology for precise measurements, value adjustments, timing, and threshold settings. All parameters can be configured directly from the front panel or via a PC using USB or RS485 interfaces.

Sary 1.1: Eo anoloana view of the Graigar HGM6120NC Generator Controller, showing the LCD screen and control buttons.

2. Endri-javatra fototra

• Automatic control and monitoring system for gensets.
• Functions include automatic start/stop, data measurement, and alarm protection.
• Supports three remote functions: remote control, remote measure, and remote communication.
• LCD display with optional interface languages: Chinese, English, Spanish, Russian, Portuguese, Turkish, Polish, and French.
• Micro-processing technique for precision measurement, value adjustment, timing, and threshold setting.
• Parameters configurable from the front panel or via USB/RS485 interface with a PC.

3. Fametrahana sy fametrahana

Proper installation is crucial for the safe and reliable operation of the HGM6120NC controller. Ensure all power is disconnected before beginning installation.

3.1 Famoahana boaty sy singa

Upon unboxing, verify that all components are present, including the controller unit, mounting hardware, and the instruction manual.

Image 3.1: The HGM6120NC controller shown with its included mounting brackets and screws.

3.2 Panel Cutout and Mounting

The controller requires a panel cutout of 186 x 141 mm. Secure the controller using the provided mounting hardware. Ensure adequate space for wiring connections at the rear.

Sary 3.2: Angled view of the HGM6120NC, highlighting the front panel and the green terminal blocks for connections on the sides and bottom.

3.3 Fifandraisana tariby

Refer to the detailed wiring diagram on the back of the unit and in the included manual for all electrical connections. Ensure all connections are secure and comply with local electrical codes.

• Herin'aratra: Connect DC (8-35)V to the designated terminals.
• Fidirana sensor: Connect engine temperature, oil pressure, and fuel level sensors.
• Relay Output: Connect to fuel, crank, auxiliary outputs, and generator/mains contactors.
• BOKYtage Inputs: Connect genset voltage (U, V, W, N2) and mains voltage (R, S, T, N1).
• Seranana fifandraisana: USB and RS485 ports are available for PC connection and remote communication.

Sary 3.3: aoriana view of the HGM6120NC controller, displaying the comprehensive wiring diagram and various terminal blocks for power, sensors, outputs, and communication.

4. Torolàlana miasa

The HGM6120NC controller offers several operating modes and functions accessible via its front panel buttons.

4.1 Fanaraha-maso ny tontonana anoloana

4.2 Fampandehanana mandeha ho azy

1. Tsindrio ny fiara button to engage automatic mode.
2. The controller will monitor mains power. If mains power fails, the controller will automatically start the genset.
3. Once the genset is stable, the controller will transfer the load to the genset.
4. When mains power returns, the controller will transfer the load back to the mains and shut down the genset after a cool-down period.

4.3 Fampandehanana tanana

1. Tsindrio ny BOKY button to engage manual mode.
2. Tsindrio ny fanombohana button to manually start the genset.
3. Ampiasao ny Load Close/Open buttons to manually control load transfer.
4. Tsindrio ny Mijanòna button to manually stop the genset.

5. Fikojakojana

Regular maintenance ensures the longevity and optimal performance of your HGM6120NC controller.

• Fanadiovana: Keep the controller's front panel clean and free of dust. Use a soft, dry cloth. Avoid abrasive cleaners or solvents.
• Fanamarinana fifandraisana: Periodically inspect all wiring connections for tightness and signs of corrosion. Loose connections can lead to intermittent operation or damage.
• Fanavaozana rindrambaiko: Jereo ny mpanamboatra webtranonkala raha mila fanavaozana firmware azo ampiasaina mba hahazoana antoka fa manana ireo endri-javatra farany sy fanamboarana bibikely ny mpanara-maso anao.
• Fepetra ara-tontolo iainana: Ataovy izay hahazoana antoka fa ao anatin'ny mari-pana sy ny hamandoana voafaritra ny tontolo iasana mba hisorohana ny fahasimbana.

6. Famahana olana

If you encounter issues with your HGM6120NC controller, consider the following basic troubleshooting steps:

• Tsy mandeha ny Controller:
  • Verify the DC power supply (8-35V) is correctly connected and providing the correct voltage.
  • Check for any blown fuses in the power supply circuit.
• Genset Not Starting Automatically:
  • Ensure the controller is in fiara fomba.
  • Check mains power input connections and settings.
  • Verify all engine protection sensors (oil pressure, temperature) are functioning correctly and not triggering false alarms.
• Olana amin'ny fampisehoana:
  • If the display is blank or unreadable, check power supply.
  • Ensure operating temperature is within the specified range.
• Communication Errors (USB/RS485):
  • Hamarino fa azo antoka ny fifandraisana tariby.
  • Ensure correct drivers are installed on the PC.
  • Check communication settings (baud rate, parity) match between the controller and PC software.

For persistent issues, consult the full technical manual or contact Graigar customer support.

7. Famaritana

8. Warranty sy fanohanana

For warranty information, technical support, or service inquiries, please refer to the official Graigar documentation included with your product or visit the manufacturer's official website.

It is recommended to register your product to receive updates and support notifications.