ABB UNS3020A-Z V1 (HIEE205010R0001)

Brand: ABB

Model: UNS3020A-Z V1

Part No: HIEE205010R0001

Describe: Ground Fault Relay

Status: New/Used

The ABB HIEE205010R0003 UNS3020A-Z Ground Fault Relay provides advanced fault protection for industrial systems, ensuring operational safety and efficiency by quickly detecting and isolating ground faults.

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ABB UNS3020A-Z V1 (HIEE205010R0001)

The ABB UNS3020 is a rotor earth fault relay that is part of the Unitrol series of protection relays. It is designed to protect synchronous generators and motors from earth faults in the rotor winding. The UNS3020 is a microprocessor-based relay that offers a variety of features, including:

High sensitivity: The UNS3020 can detect earth faults as low as 0.1 A.

Fast operating time: The UNS3020 has a fast operating time of less than 20 ms, which helps to minimize damage to the rotor winding.

Multiple tripping options: The UNS3020 offers a variety of tripping options, including definite time, inverse time, and restricted earth fault (REF) protection.

Communication capabilities: The UNS3020 can communicate with SCADA systems via Modbus RTU or Profibus DP protocols.

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ABB UNS3020是一种转子接地故障继电器，是Unitrol系列保护继电器的一部分。它旨在保护同步发电机和电机免受转子绕组接地故障的影响。UNS3020是一种基于微处理器的继电器，具有多种功能，包括：
高灵敏度：UNS3020可以检测低至0.1A的接地故障。
快速运行时间：UNS3020的快速运行时间小于20毫秒，有助于最大限度地减少对转子绕组的损坏。
多种跳闸选项：UNS3020提供多种跳闸选项，包括定时、反时限和限制接地故障（REF）保护。
通信能力：UNS3020可以通过Modbus RTU或Profibus DP协议与SCADA系统通信。

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