Feeder Management Protection Relay | GE Multilin 750-P5-G5-S5-HI-A20-R-E
Manufacturer: GE Fanuc
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Part Number: 750-P5-G5-S5-HI-A20-R-E
Condition：New with Original Package
Product Type: Protective Relays
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE 750-P5-G5-S5-HI-A20-R-E 750/760 Series Feeder Management Relay
The GE 750-P5-G5-S5-HI-A20-R-E, also cataloged as the 750 Feeder Protection Relay, operates as a dedicated hardware component for abnormal current detection within industrial and utility distribution networks. Configured for electrical fault monitoring and high-resolution diagnostic acquisition, the GE 750-P5-G5-S5-HI-A20-R-E (750 Feeder Protection Relay) provides direct physical/electrical execution to protect three-phase distribution lines.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 750-P5-G5-S5-HI-A20-R-E |
| Brand | General Electric (GE Multilin) |
| Origin | USA |
| Weight | 7.9 kg (14 lb) |
| Dimensions | 17.78 cm x 16.51 cm x 21.59 cm (7 in x 6.5 in x 8.5 in) |
| Operating Temp | -20 to +60 deg C |
| Power Consumption | Nominal drawing from AC/DC supply rails |
| Series | 750/760 Feeder Management Relay |
| Product Type | Feeder Protection Relay |
| Phase Current Inputs | 5 A |
| Ground Inputs | Zero-sequence and sensitive ground current |
| DC Control Power | 88-300 VDC |
| AC Control Power | 70-265 VAC at 48/62 Hz |
| Analog Outputs | 8 x 4-20 mA channels |
| Waveform Sampling | 16 samples per cycle |
| Interface Components | Enhanced LCD, keypad, breaker-closed LED |
Industrial Control and Deterministic Network Operations
The control hardware employs specialized backplane bus communication velocity parameters to synchronize multi-rack system Topologies. Deterministic data transmission over industrial networks utilizes embedded Profinet or EtherNet/IP protocols to execute time-critical synchronization routines. Firmware flash compatibility rules require consistent microcode versions across both active and redundant backup processing nodes. The hardware layer enforces physical network isolation through dedicated MAC addressing structures, managing high I/O density scaling profiles without degradation of standard cyclic task schedules or execution jitter loops.
Frequently Asked Questions
Q: What current input constraints apply to the phase and ground sensing circuits of this relay?
A: The hardware incorporates dedicated transformer inputs rated for 5 A phase current circuits, alongside localized inputs engineered for zero-sequence and sensitive ground current detection loops.
Q: How does the unit transmit processed data trends to legacy SCADA or local tracking hardware?
A: The chassis exposes an integrated bank of 8 distinct 4-20 mA analog outputs, converting internal digital variables into hardware loops for real-time remote monitoring.
Q: What range of supply voltages can the control power terminal strip handle without tripping?
A: The internal switching power supply configuration dynamically accepts input source thresholds spanning 88 to 300 VDC or 70 to 265 VAC.
Field Installation Guidelines
Mount the chassis into a pre-cut panel cutout, securing the framework with the integrated rear brackets to mitigate mechanical vibrations. System ground path continuity dictates establishing a low-impedance copper bus connection between the dedicated M5 ground stud on the rear terminal array and the substation earthing grid. Terminate all 5 A phase current loops through external current transformer shorting blocks to enable safe hot-maintenance procedures. Field wiring logic requires isolation of the 4-20 mA analog output cables and auxiliary communication loops from high-voltage primary AC power runs to minimize inductive crosstalk across the digital sampling paths.