Brief Function Introduction:
The SR489-P1-LO-A20-E is a sophisticated generator management relay designed to enhance system efficiency and reliability. It specializes in advanced monitoring and control functionalities for various industrial applications.
Product Specifications:
| Protocol: | Modbus® RTU / half duplex, DNP 3.0 |
| Current Rating: | Fuse 2.5 A |
| Demand Metering Update Rate: | 1 Minute |
| Digital Inputs: | 9 Opto-Isolated Inputs |
| Ground Directional Elements: | Alarm and Trip |
| Negative Sequence Overcurrent Pickup Level: | 3 to 100% FLA in steps of 1 |
| Phase Voltage Inputs: | > 500 KΩ |
| Ingress Protection: | IEC60529 Standard |
| IRIG-B DC Shift: | TTL Output/Neutral Current Inputs |
| Conversion Range: | 0.02 to 20 × CT |
| Phase Differential Curve Shape: | Dual Slope |
| Relays Operation Time: | 10 ms |
| Voltage Phase Reversal Timing Accuracy: | 200 to 400 ms |
Product Details:
The SR489-P1-LO-A20-E Generator Management Relay boasts a versatile communication protocol, ensuring seamless integration with diverse automation systems.
Equipped with 9 opto-isolated inputs, it provides robust protection against electrical noise and ensures reliable signal transmission.
Featuring an advanced demand metering update rate, this relay optimizes energy usage, making it ideal for power-sensitive applications.
With its precise negative sequence overcurrent pickup level, the device ensures rapid response times to critical events, safeguarding generators against overloads.
Engineered for durability and safety, the unit complies with IEC60529 standards for ingress protection, ensuring operational integrity in harsh environments.
Enhanced with IRIG-B DC shift capabilities, the SR489-P1-LO-A20-E facilitates accurate timing and synchronization in complex network setups.
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