800 series device

Information Introduction

Product Features

*Adopting the high-performance, reliable, and powerful Xuji next-generation hardware platform,

16 bit high-precision dual A/D, floating-point operation 32-bit DSP, fully considering redundancy and functional expansion, multiple DSPs work together to complete the main and backup protection functions;

*The visualized logic development tool VLD, in which all protection logic is developed using different visualized flexible relay groups in the VLD development environment

Realize a fully transparent design for microcomputer protection;

*Software runtime memory content 'log system' and protection logic information 'black'

Record the "box" and achieve rapid and accurate positioning of abnormal situations;

*The device adopts an integral panel and a standard 6U chassis, which can be plugged in and out after insertion, with strong

800 series microcomputer protection device product functions

WDLK-861A/P is suitable for circuit breaker protection with single circuit breaker wiring for voltage levels of 220kV and above.

WMH-800A / P

Suitable for busbars of various voltage levels and main wiring methods up to 750kV, used as busbars for power plants and substations

A complete set of protective devices.

WXH-803A/P is a complete set of digital protection devices suitable for transmission lines with voltage levels of 220kV and above.

WBH-801A

Suitable for transformers with various voltage levels of 220kV and above. The WBH-801A device integrates a transformer

All electrical quantity protection.

WBH-802A

Suitable for transformers of various voltage levels up to 500kV. The WBH-802A device integrates a transformer

All non electrical quantity protection.

FCK-851

*Suitable for interval layer measurement and control units with voltage levels of 1000kV and below, with full range high-precision measurement, high reliability control, complete interval layer monitoring, interval layer logic self-locking interlock, programmed control and other functional features, supporting IEC 60870-5-104/IEC 61850 protocol.

*The weak current circuit is strictly separated, greatly improving the anti-interference ability of the device;

*The A/D circuit of the device Comprehensive self inspection of CPU plugins, relay coils, etc