SPAJ140 ABB 组合式过电流和接地故障继电器 成都阳光熹禾

Description

产品细节说明：SPAJ140 ABB 组合式过电流和接地故障继电器

1. 过电流保护：
   • 三相、低设置相位过流装置，具有定时或反定最小时间(IDMT)特性。
   • 具有瞬时或定时特性的三相高整定相位过流装置。
2. 接地故障保护：
   • 具有定时或反定最小时间(IDMT)特性的低电平接地故障装置。
   • 具有瞬时或确定时间操作功能的高电平接地故障单元。
3. 内置断路器故障保护：提供额外的断路器故障保护功能。
4. 输出继电器矩阵：可将保护级的启动或跳闸信号路由至所需的输出继电器。
5. 自我监控系统：可持续监控电子设备和微处理器的运行情况。
6. 测量与显示：本地显示测量值、设定值和故障时记录的数据。
7. 通信接口：通过本地显示屏和前面板按钮或上级系统的串行接口和光纤总线读写设定值。

SPAJ140

产品详情参数 ：SPAJ140 ABB 组合式过电流和接地故障继电器

型号：SPAJ140C
品牌：ABB
功能：组合式过电流和接地故障继电器

SPAJ140 ABB  应用领域：

ABB SPAJ140C组合式过电流和接地故障继电器用于对固体接地、电阻接地或阻抗接地电力系统中的径向馈线进行选择性短路和接地故障保护。它还可用于需要单相、两相或三相过流保护的其他应用。ABB SPAJ140C是一款功能强大的组合式过电流和接地故障继电器，广泛应用于各种电力系统中，为电力系统的稳定运行提供可靠保障。

Product details: SPAJ140 ABB combination overcurrent and ground fault relay

Overcurrent protection:

Three phase, low setting phase overcurrent device with timed or inverse minimum time (IDMT) characteristics.
A three-phase high setting phase overcurrent device with instantaneous or timed characteristics.

Ground fault protection:

A low-level grounding fault device with timed or inverse minimum time (IDMT) characteristics.
A high-level grounded fault unit with instantaneous or definite time operation function.

Built in circuit breaker fault protection: provides additional circuit breaker fault protection function.

Output relay matrix: It can route the start or trip signals of the protection level to the required output relays.

Self monitoring system: Continuously monitor the operation of electronic devices and microprocessors.

Measurement and display: Local display of measured values, set values, and data recorded during faults.

Communication interface: Read and write set values through the local display screen and front panel buttons or the serial interface and fiber optic bus of the higher-level system.

Product details and parameters: SPAJ140 ABB combination overcurrent and ground fault relay

Model: SPAJ140C
Brand: ABB
Function: Combination overcurrent and ground fault relay

SPAJ140 ABB application areas:

The ABB SPAJ140C combination overcurrent and ground fault relay is used for selective short-circuit and ground fault protection of radial feeders in solid grounded, resistance grounded, or impedance grounded power systems. It can also be used for other applications that require single-phase, two-phase, or three-phase overcurrent protection. ABB SPAJ140C is a powerful combination overcurrent and ground fault relay widely used in various power systems, providing reliable guarantees for the stable operation of power systems.

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