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Description
SR489-P5-HI-A20 generator management relay
Product Description
SR489-P5-HI-A20 Product description is as follows:
I. Product overview
The SR489-P5-HI-A20 is a generator management relay produced by GE Multilin for the 489 series. It is designed to protect, monitor and control the operating status of the generator to ensure safe and efficient operation of the generator.
Second, product characteristics
Electrical parameters:
The relay has 5 A-phase CT secondary.
The HI control power supply supports 90-300 VDC and 70-265 VAC at 48-62 Hz.
Analog output is 4 to 20 mA.
Current parameters:
IA, IB, IC output current parameters range from 0.00 to 20.00 x FLA (full load current).
The average output current parameter also ranges from 0.00 to 20.00 x FLA.
The negative sequence current parameter ranges from 0 to 2000% FLA.
Temperature parameters:
The hottest stator RTD (resistance temperature detector) parameters range from -58 to +482°F.
The hottest bearing RTD parameters also range from -58 to +482°F.
Environmental RTD parameters also range from -58 to +482°F.
The RTD 1 to 12 parameters also range from -58 to +482°F.
Voltage parameters:
The voltage parameters of AB, BC, and CA range from 0.00 to 1.50 x rated voltage.
The volt/Hertz parameter ranges from 0.00 to 2.00x rated voltage.
Other features:
A basic display is provided on the relay to display various parameters and states.
The fuse is rated at 2.5A, model 5x20mm HRC SLO-BLO Littelfuse, model 215-02.5.
3. Application fields
The SR489-P5-HI-A20 is suitable for a variety of applications, including power generation, transmission and distribution. In the industrial sector, it may be used in generator sets to ensure the stability and reliability of the power supply to factories or industrial equipment. In addition, it can also be used in Marine and offshore engineering to monitor generator systems on ships or offshore platforms to ensure the safety and reliability of the power system.
4. Brand introduction
GE is a leading global industrial automation solutions provider whose products and technologies are widely used in industrial automation, power, robotics and automation solutions. The SR489-P5-HI-A20, part of the GE Multilin 489 series, inherits GE’s advanced technology and reliable quality in industrial automation.
SR489-P5-HI-A20-E-H
Product parameter
The parameters of SR489-P5-HI-A20 can be summarized in detail as follows:
1. Electrical parameters
Control power supply:
Voltage range: 90-300 VDC or 70-265 VAC
Frequency range: 48-62 Hz
Analog output: 4 to 20 mA
Second, current parameters
Number of A-phase CT secondary: 5
Output current parameter range:
IA, IB, IC: 0.00 to 20.00 x FLA (full load current)
Average output current: 0.00 to 20.00 x FLA
Negative sequence current: 0 to 2000% FLA
3. Range of temperature parameters (all temperatures are °F) :
Hottest stator RTD: -58 to +482
Hottest bearing RTD: -58 to +482
Application field
The SR489-P5-HI-A20 (especially GE SR489-P5-HI-A20-E model) has a wide range of applications, and the following is a detailed summary of its application areas:
Electric power plants:
In electric power plants, GE SR489-P5-HI-A20-E can be used to monitor the operating status of generators.
It can protect the generator from overcurrent, overvoltage, loss of power and other faults to ensure the stability and reliability of the power system.
Industrial power generation:
In the industrial sector, the relay may be used in generator sets to ensure a stable and reliable power supply to factories or industrial equipment.
Marine and Marine Engineering:
In Marine and offshore engineering, generator management relays may be used to monitor generator systems on ships or offshore platforms.
This helps ensure the safety and reliability of the power system, which is essential for ships and offshore operations.
Remote control and remote service applications:
The GE SR489-P5-HI-A20-E extends its industrial communications capabilities for remote control and remote service applications.
In combination with the communication modules CP 1243-1, CP 1243-1 DNP3 and CP 1243-1 IEC, it can connect Siemens control to higher level systems or control centers.
Job scheduling:
The GE SR489-P5-HI-A20-E is capable of creating priority lists of jobs to run and managing them on every machine throughout the plant.
Using the Web browser interface, the user can select the appropriate part number, part number, and due date for each job.
Safety critical oxidation:
The GE SR489-P5-HI-A20-E also offers a comprehensive oxygen solution that can be configured as needed.
It is widely used in process control, safety-critical oxidation such as ethylene oxide and propylene oxide, flare stack analysis, product purity, raw material purification, and inerting or covering.
From the above summary, it can be seen that the SR489-P5-HI-A20 (especially the GE SR489-P5-HI-A20-E model) has important applications in many fields such as power, industry, Marine, remote monitoring, job scheduling and safety-critical oxidation, providing a stable, reliable and efficient solution for a variety of equipment and systems.
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