SPAJ140C 组合式过电流和接地故障继电器

SPAJ140C 组合式过电流和接地故障继电器

SPAJ140C组合式过流和接地故障继电器的主要特点：

全面的保护功能：该SPAJ140C提供一整套保护功能，包括：

相位过流保护：防止个别相位的电流过大，防止损坏电缆和电机。

接地故障保护：检测并隔离接地故障，最大限度地减少停机时间并防止设备损坏。

断路器故障保护：监控断路器的运行情况，并在断路器发生故障时采取纠正措施。

灵活的保护设置：该SPAJ140C提供灵活的保护设置，以适应各种系统配置和保护要求。用户可以调整过流阈值、时间延迟和工作模式等参数。

多种操作模式：该SPAJ140C支持多种工作模式，包括定时、反向定最短时间 （IDMT） 和受限接地故障 （REF） 保护，为不同应用提供量身定制的保护。

通信能力：该SPAJ140C支持 IEC 61850 和 Modbus 等通信协议，可集成到变电站自动化和监控系统中，以实现实时数据访问和控制。

易于使用的界面：该SPAJ140C具有用户友好的界面，带有 LCD 显示屏和按钮，便于轻松配置、参数设置和故障分析。

SPAJ140C组合式过流和接地故障继电器的应用：

该SPAJ140C广泛用于各种应用，包括：

配电系统：保护配电网中的馈线和连接设备，确保为住宅、商业和工业客户提供可靠的电力供应。

工业变电站：为工业变电站的馈线提供选择性保护，保护电机、变压器和其他关键设备。

可再生能源装置：保护太阳能和风力发电场等可再生能源装置中的馈线，确保可再生能源安全高效地并入电网。

关键基础设施：保护医院、交通系统和数据中心等关键基础设施中的馈线，确保基本服务的不间断运行。

临时电力装置：为建筑工地、采矿作业和其他临时电源装置中的馈线提供临时保护。

总体而言，SPAJ140C组合式过流和接地故障继电器是一种坚固耐用的多功能保护解决方案，适用于各种电力系统应用中的径向馈线。其全面的保护功能、灵活的设置、通信功能和用户友好的界面使其成为保护馈线和连接设备的可靠选择。

SPAJ140C 组合式过电流和接地故障继电器

Main features of SPAJ140C combined overcurrent and ground fault relay:

Comprehensive protection features: The SPAJ140C offers a complete set of protection features, including:

Phase overcurrent protection: to prevent the individual phase of the current is too large to prevent damage to the cable and motor.

Ground Fault protection: Detect and isolate ground faults to minimize downtime and prevent equipment damage.

Circuit breaker fault protection: Monitor the operation of the circuit breaker and take corrective action if the circuit breaker fails.

Flexible protection Settings: The SPAJ140C offers flexible protection Settings to suit various system configurations and protection requirements. You can adjust parameters such as the overflow threshold, time delay, and working mode.

Multiple modes of operation: The SPAJ140C supports multiple modes of operation, including timing, reverse Fixed Minimum time (IDMT) and Limited Ground fault (REF) protection, providing tailored protection for different applications.

Communication capabilities: The SPAJ140C supports communication protocols such as IEC 61850 and Modbus and can be integrated into substation automation and monitoring systems for real-time data access and control.

Easy to use interface: The SPAJ140C has a user-friendly interface with an LCD display and buttons for easy configuration, parameter setting and fault analysis.

SPAJ140C combined overcurrent and ground fault relay application:

The SPAJ140C is used in a wide variety of applications, including:

Distribution systems: Protect feeders and connecting devices in the distribution network to ensure a reliable supply of electricity to residential, commercial and industrial customers.

Industrial Substations: Provide selective protection for feeders in industrial substations to protect motors, transformers and other critical equipment.

Renewable energy installations: Protect feeders in renewable energy installations such as solar and wind farms to ensure safe and efficient integration of renewable energy into the grid.

Critical infrastructure: Protect feeders in critical infrastructure such as hospitals, transportation systems, and data centers to ensure uninterrupted operation of essential services.

Temporary power installations: Provide temporary protection for feeders in construction sites, mining operations, and other temporary power installations.

Overall, the SPAJ140C combined overcurrent and ground fault relay is a rugged, versatile protection solution for radial feeders in a variety of power system applications. Its comprehensive protection features, flexible Settings, communication capabilities and user-friendly interface make it a reliable choice for protecting feeders and connected devices.