GE 750-P5-G5-S5-HI-A20-R-E SR 系列單元繼電器
1.產(chǎn) 品 資 料 介 紹：
中文資料：
GE 750-P5-G5-S5-HI-A20-RE是一款數(shù)字式保護(hù)繼電器，具有以下配置和功能說明：
- P5：該字母表這是一款基于GE Multilin P5平臺(tái)設(shè)計(jì)的保護(hù)繼電器。
- G5：該字母表應(yīng)繼電器具有5個(gè)開關(guān)量輸入通道。
- S5：該字母表應(yīng)繼電器具有5個(gè)開關(guān)量輸出通道。
- HI：該字母表示該繼電器是為高壓（高壓）電網(wǎng)設(shè)計(jì)的。
- A20：該數(shù)字代表應(yīng)繼電器具20個(gè)模擬輸入通道。
- R：該字母母代表應(yīng)具有記錄（Record）功能。
- E：該字母代表該繼電器的執(zhí)行器（Output）采用電氣（Electrical）類。
GE 750-P5-G5-S5-HI-A20-RE具備以下主要功能作用：
- 過電流保護(hù)：應(yīng)該繼續(xù)電器能足夠通過電流變化檢測(cè)到電網(wǎng)中的過電流故障，然后及時(shí)切斷故障線路以保護(hù)設(shè)備。
- 過壓保護(hù)：應(yīng)繼續(xù)電器能檢測(cè)電網(wǎng)中的過壓故障，然后及時(shí)切斷故障線路以保護(hù)設(shè)備。
- 低壓保護(hù)：應(yīng)繼續(xù)電器能檢測(cè)電網(wǎng)中的低壓故障，然后及時(shí)切斷故障線路以保護(hù)設(shè)備。
- 瞬變保護(hù)：應(yīng)該繼續(xù)電器能夠檢測(cè)電網(wǎng)中的瞬變故障，例如短暫停過電壓、短暫停負(fù)電壓等，然后及時(shí)切斷故障以線路保護(hù)設(shè)備。
- 地面故障保護(hù)：應(yīng)該繼續(xù)電器能夠檢測(cè)電網(wǎng)中的地面故障，然后及時(shí)切斷故障線路以保護(hù)設(shè)備。
- 偏差保護(hù)：應(yīng)該繼續(xù)電器能足夠檢測(cè)線路中的偏差電流，以判定斷路是否存在故障，并能及時(shí)切斷故障線路以保護(hù)設(shè)備。
- 通信功能：應(yīng)該繼續(xù)電器能夠通過現(xiàn)代通信協(xié)議與其他設(shè)備進(jìn)行通信，例如Modbus、IEC 61850等。
- 記錄功能：應(yīng)該繼續(xù)電器能夠記錄電網(wǎng)中的各種電參數(shù)，并且能夠?qū)⑦@些數(shù)據(jù)傳輸?shù)奖O(jiān)控系統(tǒng)中，以方便對(duì)電網(wǎng)進(jìn)行監(jiān)控和分配析。
英文資料：
GE 750-P5-G5-S5-HI-A20-RE is a digital protective relay with the following configuration and function description:
P5: This alphabet is a protective relay designed based on the GE Multilin P5 platform.
G5: This alphabet should have 5 switching input channels for the relay.
S5: This alphabet should have 5 switching output channels for the relay.
HI: This letter indicates that the relay is designed for high voltage (high voltage) power grids.
A20: This number represents a relay with 20 analog input channels.
R: This letter represents that it should have a Record function.
E: This letter represents that the output of the relay adopts the electrical class.
GE 750-P5-G5-S5-HI-A20-RE has the following main functional functions:
Overcurrent protection: The electrical equipment should be able to detect overcurrent faults in the power grid through current changes, and then cut off the faulty lines in a timely manner to protect the equipment.
Overvoltage protection: The electrical equipment should continue to detect overvoltage faults in the power grid, and then promptly cut off the faulty line to protect the equipment.
Low voltage protection: Electrical equipment should continue to detect low voltage faults in the power grid, and then promptly cut off the faulty lines to protect the equipment.
Transient protection: The electrical equipment should continue to be able to detect transient faults in the power grid, such as short interruptions of overvoltage, short interruptions of negative voltage, etc., and then promptly cut off the fault to protect the equipment on the line.
Ground fault protection: The electrical equipment should continue to be able to detect ground faults in the power grid, and then promptly cut off the faulty line to protect the equipment.
Deviation protection: The electrical equipment should continue to be able to detect enough deviation current in the circuit to determine whether there is a fault in the open circuit, and be able to cut off the faulty circuit in a timely manner to protect the equipment.
Communication function: The appliance should continue to be able to communicate with other devices through modern communication protocols, such as Modbus, IEC 61850, etc.
Recording function: Electrical appliances should continue to be able to record various electrical parameters in the power grid and transmit these data to the monitoring system for easy monitoring and distribution analysis of the power grid.
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