1440-TB-A A-B

Description

1440-TB-A A-B

1440-TB-A A-B是一款由A-B（可能是罗克韦尔自动化公司的简称）制造的工业控制模块。该模块具有高度的可靠性和稳定性，适用于多种工业应用环境。它主要用于直流母线绝缘监测，能够在直流系统正负极对地绝缘电阻达到告警整定值时，发出接地告警信号，并进行接地支路检测，从而精确定位接地故障。

作用特征：

• 接地故障检测：能够实时监测直流系统的绝缘电阻，并在达到告警阈值时发出告警信号。
• 支路检测与故障定位：通过接地支路检测功能，能够迅速将接地故障定位在少数供电回路，提高故障处理速度。
• 提高系统安全性：有助于减轻劳动负担，缩短接地周期，使电力系统运行更加安全，减少大范围停电事故的风险。

应用领域：
1440-TB-A A-B广泛应用于电力系统、工业自动化、能源行业等需要高度可靠和精确直流母线绝缘监测的场合。

The 1440-TB-A A-B is an industrial control module manufactured by A-B (possibly an abbreviation for a company such as Rockwell Automation). This module exhibits high reliability and stability, making it suitable for various industrial application environments. It is primarily used for DC bus insulation monitoring, capable of issuing grounding alarm signals and performing grounding branch detection when the insulation resistance of the DC system’s positive and negative poles to the ground reaches the alarm setting value, thereby accurately locating grounding faults.

Functional Characteristics:

• Ground Fault Detection: Able to continuously monitor the insulation resistance of the DC system and issue alarm signals when the alarm threshold is reached.
• Branch Detection and Fault Localization: Through grounding branch detection, it can quickly locate grounding faults in a few power supply circuits, improving fault handling speed.
• Enhanced System Safety: Helps reduce labor burden, shorten grounding cycles, and enhance the safety of power system operations, thereby reducing the risk of widespread power outages.

Application Fields:
The 1440-TB-A A-B is widely used in power systems, industrial automation, the energy industry, and other scenarios that require highly reliable and accurate DC bus insulation monitoring.

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