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- GE Multilin 750-P5-G5-S5-HI-A20-R-E-H Feeder Management Relay
SKU: 750-P5-G5-S5-HI-A20-R-E-H
GE Multilin 750-P5-G5-S5-HI-A20-R-E-H Feeder Management Relay
The GE Multilin 750-P5-G5-S5-HI-A20-R-E-H is a versatile feeder management relay that combines protection, metering, and SCADA communications. Featuring a 5A current input and high-range power supply, it offers a robust solution for monitoring and isolating faults in industrial power distribution networks.
Product Description
The GE Multilin 750-P5-G5-S5-HI-A20-R-E-H acts as a high-performance command center for electrical distribution feeders. This sophisticated relay leverages advanced microprocessor technology to unify protection, control, and metering functions within a single, compact chassis. By consolidating these capabilities, the unit eliminates the need for redundant standalone components, thereby streamlining the architecture of your switchgear lineup.
This specific “HI” power supply configuration empowers the relay to perform consistently across a broad spectrum of AC and DC voltages. Consequently, the device maintains full operational integrity even during severe system disturbances or voltage sags. To bridge the gap between field hardware and supervisory levels, the A20 analog output option transmits real-time electrical measurements directly to SCADA systems. This continuous data stream allows operators to monitor feeder load and asset health from a remote location.
Personnel interface with the relay via a professional-grade front panel or through industry-standard communication protocols like Modbus and DNP3.0. To ensure longevity in demanding environments, the rugged enclosure provides superior EMI/RFI shielding. This protective barrier shields sensitive internal circuitry from the intense electromagnetic interference common in high-voltage substations. By integrating the GE 750 series, utilities and industrial facilities accelerate fault isolation and significantly improve overall grid stability.
Technical Characteristics
- Manufacturer:Â GE Multilin
- Model Series:Â 750 Feeder Management System
- Full Order Code:Â 750-P5-G5-S5-HI-A20-R-E-H
- Primary Protection: 50/51 (Overcurrent), 59 (Overvoltage), 27 (Undervoltage), 81 (Frequency)
- Current Inputs: 5A Phase (P5), 5A Ground (G5), 5A Sensitive Ground (S5)
- Power Supply Range: HI (88–300 VDC / 70–265 VAC)
- Analog Outputs: Four 4–20 mA channels (A20)
- Communication Options: RS232, RS485, and RS422 ports
- Event Handling:Â Integrated oscillography and sequence-of-events recording
- Mounting Type:Â Standard 19-inch rack or panel cutout
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GE IS230JPDMG1B Mark VIe Series Power Distribution (JPDM) Module
​Centralized Power Distribution for Mark VIe Systems
The GE IS230JPDMG1B serves as a specialized Power Distribution (JPDM) Board within the Mark VIe Distributed Control System (DCS). This module functions as a critical junction point, receiving 28 V DC input from external AC/DC or DC/DC converters and distributing it to various system components. Because it supports the heavy-duty requirements of industrial automation, the board provides a steady-state capacity of 24 A across its distribution network. By centralizing the power entry point, the IS230JPDMG1B ensures that controllers and I/O packs receive regulated, reliable voltage, which is fundamental to the stability of the entire control architecture.Flexible Bus Configuration and Redundancy
Regarding its electrical architecture, the IS230JPDMG1B manages three independent power buses designated as R, S, and T. However, the board offers significant configuration flexibility through the use of onboard jumpers, allowing engineers to parallel these buses for redundant power supply applications. This redundancy is vital for high-availability systems where power failure on a single bus cannot be permitted to interrupt the process. Furthermore, the module allows for the interconnection of two adjacent JPDM boards via terminal boards (TB1 and TB2), effectively expanding the distribution capacity for larger, more complex industrial installations.Advanced Diagnostic Feedback and Circuit Protection
In addition to power routing, the IS230JPDMG1B incorporates sophisticated monitoring and protection mechanisms. The board features three fused Mate-N-Lok connectors (JCR, JCS, JCT), each safeguarded by a 10 A fuse to protect downstream loads from overcurrent conditions. To facilitate real-time diagnostics, the module utilizes a DC-62 connector (JA1) to interface with the PPDA I/O pack. This connection transmits feedback signals regarding fuse health and bus voltage status. Moreover, two 50-pin ribbon cable connectors (P1 and P2) allow for seamless diagnostic signal transmission between multiple boards. Consequently, operators can monitor power conditions continuously through the Speetronic MKVI control interface.Technical Specifications
- Brand:Â General Electric (GE)
- Model Number:Â IS230JPDMG1B
- Product Series:Â Mark VIe / EX2100
- Component Type:Â Power Distribution (JPDM) Feedback Module
- Input Voltage:Â 28 V DC (Nominal)
- Current Capacity:Â 24 A Steady-state
- Bus Architecture:Â Triple independent buses (R, S, T)
- Protection:Â 10 A fuses per distribution connector
- Connectivity:Â DC-62 Feedback connector, 50-pin ribbon cable ports
- Weight:Â 1.02 kg
- Dimensions:Â 20.5 cm x 17.0 cm x 7.5 cm
- Origin:Â USA
- System Type:Â DCS / Turbine Excitation
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