489-P5-LO-A20 Generator management relay

Brand:GE

Model:489-P5-LO-A20

Origin: U.S.A

Warranty: one year

Contact information:+86 18030215387

whatsapp:+86 18030215387

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489-P5-LO-A20 is a generator management relay in the Multilin 489 series by GE. Here are its detailed specifications:

Basic Information

  • Brand: GE (General Electric)
  • Series: Multilin 489 Series
  • Product Type: Generator Management Relay
  • Dimensions: 21.6cm × 22.4cm × 25.2cm
  • Weight: Approximately 10 kg

Technical Parameters

  • Input Voltage: 24-60V DC or 20-48V AC, with a frequency range of 48-62Hz.
  • Current Transformer: 5A phase current transformer.
  • Analog Output: 4-20mA.
  • Communication Interfaces: Supports RS-485, Ethernet, Modbus, and other protocols.
  • Protection Class: IP20.
  • Display Function: Equipped with an LCD screen that can display current, voltage, power, frequency, and fault information.

 

Functional Features

  • Rich Protection Functions: It has protection functions such as overcurrent, undervoltage, ground fault, phase reversal, thermal overload, rotor lock, and asymmetry, which can prevent generators from being damaged due to abnormal conditions like overload and short circuits.
  • Support for Automated Control: It can realize generator start-up, shutdown, and parallel operation. It also supports harmonic analysis, power generation start-stop control, and alarm recording functions.
  • Strong Environmental Adaptability: It is moisture-proof, dust-proof, chemical-resistant, and can withstand extreme temperatures. Dynamic thermal management helps prevent overheating, and the optional conformal coating provides better protection.

Application Fields

It is mainly used for protection, control, and monitoring of power generation systems, and is widely applied in power systems and industrial automation fields, such as gas turbine power generation, diesel generators, backup power supplies, PLC modules, robot systems, and large servo systems.

 

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