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Homeβ€ΊUsedβ€ΊSubstation Feeder Relay GEGT SR737-CASE737-1-1-HI-485 Unit
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βœ“ IN STOCK Β· 10 AVAILABLE

Substation Feeder Relay GEGT SR737-CASE737-1-1-HI-485 Unit

SR737-CASE737-1-1-HI-485
β˜…β˜…β˜…β˜…β˜…5.0 (1 review)
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GEGT SR737-CASE737-1-1-HI-485

Reliable digital feeder protection relay offering comprehensive overcurrent and earth fault protection with Modbus communication for medium-voltage power distribution networks.

Brand GEGT
Model SR737-CASE737-1-1-HI-485
Voltage 110-240V AC/DC auxiliary, 50/60 Hz
Country of Origin China
Weight 2.5 kg
Dimensions 144 x 144 x 110 mm
Warranty 6 months (used/refurbished)
Certifications CE, IEC 60255, IEEE C37.90
SKU / MPN SR737-CASE737-1-1-HI-485
What’s in the box Feeder protection relay unit, mounting brackets, terminal connectors, user manual
Protection Functions Overcurrent (50/51), Earth Fault (50N/51N), Thermal Overload (49)
Communication RS-485 Modbus RTU
Current Input 1A / 5A selectable CT secondary
Auxiliary Power 110-240V AC/DC universal
Display Backlit LCD with LED status indicators
Mounting Panel cut-out / flush mount with CASE737 enclosure

Key benefits: Multi-function protection in one unit, RS-485 Modbus for SCADA integration, universal auxiliary power supply, high inrush withstand capability, compact flush-mount design, easy-to-read LCD interface.

Typical applications: Medium-voltage feeder bays in substations, industrial switchgear panels, distribution automation, motor feeder protection, transformer secondary protection, power plant auxiliary feeders.

Lifecycle: Mature used/refurbished product, available while stocks last, replacement parts limited

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