P643 Alstom DCS Numerical Transformer Protection Relay

Description

Alstom (GE Vernova) MiCOM Agile P643 Numerical Transformer Protection Relay
Technical Parameters
Brand: Alstom (GE Vernova Grid Solutions)
Model: MiCOM Agile P643
Product Name: Numerical Transformer Protection Relay
Weight: 11.5 kg (60TE variant)
Dimensions: 60TE (width) x standard 19-inch rack-mountable panel format
Country of Origin: Manufactured in India
Customs HS Code: 85362090 (Electrical relays for protection of electrical circuits)
Operating Temperature: -10°C to +55°C (industrial environmental rating)

Power Supply Input:
Nominal: 24–48 V DC or 110–250 V DC/AC (wide-range configurable)
Power Consumption: Typically < 15 W
Signal Inputs:
Current Inputs (CT): Up to 3 sets of 3-phase current inputs (3 bias inputs), supporting 1A or 5A nominal CT ratios
Voltage Inputs (VT): 1 standard single-phase VT input; optional 3-phase VT input for directional and power measurement
RTD Inputs: Up to 10 optional PT100 RTD inputs for transformer temperature monitoring
Binary Inputs: Configurable opto-isolated digital inputs (compliant with ESI 48-4 EB2)

Signal Outputs:
Relay Outputs: Multiple configurable output contacts (Form A and Form C), with optional 30A high-break rupture capacity
Communication Outputs: 1–2 rear communication ports supporting RS-232, RS-485, fiber optic (ST/BFOC), with protocols including IEC 60870-5-103, Modbus, DNP3.0, and Courier
Product Features:
Advanced differential protection with transient bias technique for high stability under CT saturation
2nd harmonic restraint to prevent mal-operation during transformer inrush conditions
High-impedance and low-impedance restricted earth fault (REF) protection
Thermal overload protection per IEEE C57.91-1995 with programmable I²t characteristics

V/Hz overfluxing protection for core saturation prevention
Integrated backup overcurrent, directional overcurrent, and earth fault protection
Graphical programmable scheme logic (PSL) for custom protection schemes
10 function keys, tri-color LED indicators, and a graphical LCD interface
Comprehensive event recording, fault logging, and power quality measurement
Front USB port for configuration, firmware updates, and data extraction
IP20 front / IP10 rear ingress protection for panel mounting

P643 Alstom pdf

P643 Alstom

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Shipping:
1. Your item will be shipped to all countries via EMS, unless one country cannot be shipped via EMS. We will choose DHL, UPS, or FedEx. Please leave us your phone number.
2. We will ship the product to you on the same day or within 1-2 working days after receiving your payment. The shipping time depends on the country/region where you reside, the customs and habits of your country/region, and especially during peak hours.
3. Assuming (assuming) that the item requires payment of tariffs from your country, the buyer is obligated. We are not responsible for any taxes or customs fees in your country/region.

Return Policy:
1. Please contact us before returning the item.
2. The buyer should inform the seller of all returned items within 7 days after receiving the package. We reserve the right to reject any request to inform the seller for more than 7 days.
3. Returned products must have all original packaging and be in good condition.

Response policy:
If you are satisfied with the purchase, please leave us an active response.
2. If you have any questions about the outcome of the transaction or product, please contact us first and we will do our best to satisfy you!
3. Please do not reply with negative feedback before contacting us!

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