Level control relay WDH-31-531

voltagecurrenttemperature

ELECNOVA WDH-31-531 intelligent motor control and management system is a brand new design motor controller for the open-door type and drawer type Motor Control Center(MCC Cabinet). The motor controller combines the protection and control function in a compact unit, which is available for the 35mm standard din rail installation. Besides the Modbus-RTU communication protocol, the WDH-31-531 is available for the Profitbus-DP and Modbus-TCP communication protocol, which covers the requirement of the major PLC such as Siemens and Omron brand. WDH-31-531 intelligent motor control and management system is equipped with the residual current protection and temperature protection without external accessories. There are two types of HMI for the WDH-31-531 as optional choice, the LCD display and the TFT colorful display. It’s the best choice for the intelligent motor control center(iMCC). Application ·LV 400V/690V ·Open door cabinet/ Drawer cabinet ·LCD display/ TFT colorful display ·Residual protection/temperature protection integration Advantages - A variety of protection functions are built in, and the on / off, alarm or trip functions of the protection function are programmable - Rich starting control, single-step starting (direct / two-way, etc.); Two step starting (star delta / soft start coordination, etc.) - Under voltage hoisting, power on and self starting function ensure the uninterrupted operation of the motor - With residual current transformer, additional residual current transformer and external wiring can be avoided