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Home GE Multilin 489 Generator Management Relay 489-P5-LO-A20

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489 Series Management Relay by GE Multilin. LO Control Power Unit. Call or email today for pricing a
3 year warranty

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489 Series Management Relay by GE Multilin. LO Control Power Unit. Call or email today for pricing a
489 Series Management Relay by GE Multilin. LO Control Power Unit. Call or email today for pricing a
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About | Product Specifications | FAQs

489-P5-LO-A20

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  • 4.83 (6)
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The 489-P5-LO-A20 relay is used in applications for the management and protection of induction generators. Faults can be diagnosed by this relay. The fault that occurs on the device will be indicated by the American National Standards Institute (ANSI) device numbers.
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  • Part Number: 489-P5-LO-A20
  • SKU: 489P5LOA20GM
  • Manufacturer: GE Multilin
  • Series: 489 Generator Management Relay

489-P5-LO-A20 Technical Specifications

Digital Inputs 489 Sensor Supply 24 VDC at 20 mA Max
Field Breaker Discrepancy Elements Trip
Ground Directional Timing Accuracy ±100 ms
Negative Sequence Overcurrent Time Delay 0.1 to 100.0 s in steps of 0.1
Neutral Voltage Input Conversion Range 0.005 to 1.00 × Full Scale
Overcurrent Alarm Timing Accuracy ±0.5% of total time
Phase Differential Pickup Level 1.01 to 1.50 × rated V in steps of 0.01

About the 489-P5-LO-A20

489-P5-LO-A20 is a generator management relay that is manufactured by GE Multilin for the 489 series. This relay has 5 A phase CT secondaries. The LO control power is 20-60 VDC and 20-48 VAC at 48-62 Hz. The analog outputs on this relay are 4 to 20 mA. This relay has a basic display.

This unit has a shipping weight of 10 KG (approximate) and has dimensions of 21.6 cm (L) x 22.4 cm (W) x 25.2 cm (H).    The front panel includes multiple status LEDs as well as having input buttons, a numeric keypad, an input port, and an LCD screen for reading information at the location of the unit. 

The Frequency parameter has a range of 0.00 to 90.00 Hz. The Neutral Volt (3rd) parameter has a range of 0 to 25000 V. The Average Voltage parameter has a range of 0.00 to 1.50 × the rated voltage. The Power Factor parameter has a range of 0.01 to 1.00 lead/lag. The Reactive Power (Mvar) parameter has a range -2.00 to 2.00 x the rated voltage. The Real Power parameter has a range of -2.00 to 2.00 x the rated voltage. The Apparent Power parameter has a range of 0.00 to 2.00 x the rated voltage. The Analog Inputs 1 to 4 parameters have a range of -50000 to +50000. The Tachometer parameter has a range of 0 to 7200 RPM. The Thermal Capacity Used parameter has a range of 0 to 100%. The Current Demand parameter has a range of 0.00 to 20.00 x FLA. The Mvar Demand parameter has a range of 0.00 to 2.00 x the rated voltage. The MW Demand parameter has a range of 0.00 to 2.00 x the rated voltage. The MVA Demand parameter has a range of 0.00 to 2.00 x the rated voltage.

Frequently Asked Questions about 489-P5-LO-A20

Is there a manual for the 489 Series for the GE Generator Management Relays?
Yes, there is a manual for the 489 Series for the GE Generator Management Relays, the manual can be found in a PDF format with the manual part number of 1601-0150-AE.
How many output relays does the GE Generator Management Relay 489-P5-LO-A20 have?
The GE Generator Management Relay 489-P5-LO-A20 has 6 output relays that are for alarms and trips.
How often should the 489 generator management relay be powered on?
The recommendation is that the 489 generator management relay to be powered on at least once a year to prevent deterioration to the electrolytic capacitors that contained within the power supply.

Reviews For 489-P5-LO-A20

Internal Review
(5.0)

The 489-P5-LO-A20 relay is equipped with phase currents, the phase currents are all equipped with an isolating transformer and do not require an internal ground connection. - AX Control Technician

Repair Services For 489-P5-LO-A20

Type Lead Time Price Action
Repair Service 1-2 weeks $1294

Our highly skilled technicians can repair your 489-P5-LO-A20. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

  • 48-72hr Rush Repair
  • Detailed Repair Reports
  • AX Control Certificate of Warranty

AX Control Warranty Info

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