Introduction

WDH-31-530 series motor protection controller (hereinafter referred to as the controller) is suitable for three-phase low-voltage AC motors with rated frequency of 50/60Hz, rated voltage of 690V AC, and rated current of 800A. The product has the functions of monitoring, control, protection and communication to provide perfect protection and control for the motor. The controller is composed of three parts: the controller body, the protective current transformer module and the display module; the controller body and the transformer are installed and used as a whole.

Features

16 protection functions

5 programmable switching value input

4 programmable relay output

All Chinese man-machine interface, convenient parameter setting

Abundant SOE event record

Three phase current + residual current integrated transformer

Optional Ethernet communication interface, Modbus TCP protocol

Color Chinese LCD

Application

Three-phase low voltage AC motor

Motor independent control box or MCC control cabinet

Reversing or step-down start application

Industrial automation field, such as conveying and mixing system

Fire water pump and fan application

Model selection

Functions

Product Composition

Protector body

Display module: WDH-31-53XC

Dedicated protection type current transformer

Residual current transformer

External anti-shake module: WDH-P