GE SR489-P5-LO-A20-E Low Voltage Generator Protection Relay
This GE Multilin 489-P5-LO-A20-E relay serves as a critical safeguard for industrial generators operating in low-voltage environments. Designed to manage 4-20 mA analog outputs, it protects essential power systems where uninterrupted operation is non-negotiable – think emergency backup systems in hospitals or manufacturing plants.
Brand | General Electric (GE) |
Voltage Range | 4-20 mA Analog Output |
Control Power | 20-60 VDC or 20-48 VAC at 48-62 Hz |
Current Inputs | Five Ampere CT Secondaries |
Isolation Voltage | 36 Vpk (isolated with RTDs and analog inputs) |
Digital Inputs | Configurable Assignable to Digital Inputs 1-7 |
Weight | 7.7 kg (17 lbs) |
Protection Features | Trip/Alarm Protection, Metering, Breaker Failure Detection, Flash Memory, Trip Coil Supervision |



Engineers in power generation facilities and heavy industrial plants often choose this relay for its ability to prevent catastrophic generator failures during voltage fluctuations. One client in the oil & gas sector reported a 40% reduction in unplanned downtime after upgrading their protection systems with this model. The relay’s compatibility with GE’s Enervista 489PC software makes configuration straightforward – you’ll appreciate the streamlined diagnostics during commissioning.
We regularly handle related GE components like VMIVME-7807 modules and IS230SRTDH2A cards. Our inventory spans critical protection relays across multiple brands including Bently Nevada 3500 systems, Foxboro FCP280 controllers, and Triconex 3008 power modules.
Why Choose Abbyes?
- Global shared inventory with 16 regional warehouses across 6 countries
- 1-year quality guarantee (we’ve replaced 3 defective units this quarter alone)
- Fast delivery – most orders ship within 24-48 hours
- Technical support from engineers with 15+ years’ experience in industrial automation
Need current pricing or application advice? Contact Linda directly via WhatsApp, email abbdcs36@gmail.com, or visit our Hong Kong warehouse at ABB-WORLD, 235 Golden Horse Street.
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