GE SR489-P1-HI-A20-E是通用電氣（GE）Multilin品牌下的一款發(fā)電機(jī)管理繼電器，提供經(jīng)濟(jì)型保護(hù)、計(jì)量和監(jiān)控功能，適用于小型和中型發(fā)電機(jī)。該繼電器系統(tǒng)能夠?qū)崿F(xiàn)對(duì)發(fā)電機(jī)的全面管理和控制，提高電力系統(tǒng)的運(yùn)行效率和安全性。它還具備高級(jí)的保護(hù)、監(jiān)控和自動(dòng)化管理功能，是電力系統(tǒng)和工業(yè)控制領(lǐng)域的重要組件。適用于各種類型的變壓器，包括電力變壓器、工業(yè)變壓器和配電變壓器，廣泛應(yīng)用于電力系統(tǒng)、工業(yè)企業(yè)、商業(yè)樓宇等場(chǎng)所。

Generator Management Relay Product Details: SR489-P1-HI-A20-E GE Generator Management Relay

The relay device also has multiple protection functions, including differential protection, 100% stator grounding protection, grounding direction overcurrent protection, negative sequence overcurrent protection, high setting value overcurrent protection, low voltage lockout overcurrent protection, over/low voltage protection, over/low frequency protection, distance protection, and reverse power protection, ensuring that the generator can receive sufficient protection in various operating states. It also supports direct integration with most DCS and SCADA systems, and supports DNP 3.0, Modbus RTU, and Modbus TCP/IP communication protocols

Rated voltage: 380V ± 10%, control power supply is 90-300V DC or 70-265V AC (48 to 62 Hz).
Environmental conditions: Suitable for ambient temperatures ranging from -25 to 50 ℃ and relative humidity below 95%, with an altitude of less than 2000 meters.
Protection functions: including overload protection, short circuit protection, ground fault protection, overvoltage protection, undervoltage protection, etc.
Product details and parameters: SR489-P1-HI-A20-E GE generator management relay
Manufacturer: GE Multilin
Product Code: SR489-P1-HI-A20-E
Product Type: Generator Management Relay
Phase current input: P1=1A phase CT secondary, indicating that the phase current input of the relay is the secondary side of the 1 ampere current transformer

Analog output: A20=4 to 20mA analog output, relay provides 4 to 20mA analog output signal

SR489-P1-HI-A20-E GE application areas:

GE SR489-P1-HI-A20-E is a generator management relay under the General Electric (GE) Multilin brand, providing economical protection, metering, and monitoring functions, suitable for small and medium-sized generators. This relay system can achieve comprehensive management and control of the generator, improving the operational efficiency and safety of the power system. It also has advanced protection, monitoring, and automation management functions, and is an important component in the fields of power systems and industrial control. Suitable for various types of transformers, including power transformers, industrial transformers, and distribution transformers, widely used in power systems, industrial enterprises, commercial buildings, and other places.