EL-322A digital transformer backup protection device

NegotiableUpdate on 06/20

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

EL-322A digital transformer backup protection device

Product Details

product description

EL-300AThe series of digital protection and measurement devices are suitable for22OkThe protection and measurement of interval units with voltage levels below V have complete protection, measurement, control, fault recording, and communication monitoring functions, providing a complete solution for the protection and control of substations, power plants, high and low voltage distribution, and plant power systems, which can effectively ensure the safe and stable operation of high and low voltage power grids and plant power systems. All devices can be installed in a centralized manner through screen grouping, or can be installed on-site in high and low voltage switchgear. The configuration is flexible, easy to expand, the operation is simple, and the maintenance is convenient.

scope of application

apply to220kVTransformer protection for the following voltage levels. It can be centrally assembled into screens or installed on-site in the switchgear, fully supporting the comprehensive automation system of the substation.

Protection function

※Three stage overcurrent protection (negative sequence control, directional control, low voltage control)

※Zero sequence overcurrent protection/call the police

※Overload alarm

※Zero sequence overvoltage protection/call the police

※heavy gasprotect/call the police

※Light gascall the police

※Over Temperature Protection/call the police

※PTWire breakage alarm