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ZYQ2 Automatic Electro-hydraulic Variable Resistance Starting Control Device
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ZYQ2 series automatic electro-hydraulic variable resistance starting control device is specially designed for heavy-load smooth soft starting of winding asynchronous motor. The product possesses a number of national patents, and has been awarded a National New Product, and won the silver prize of China Patent New Technologies and New Products Exposition.

Applicable Range
It is suitable for winding AC asynchronous motor with heavy load smooth soft start with three-phase AC 50Hz in metallurgy, petroleum, chemical industry, building materials, municipal engineering, water conservancy and hydropower, light industry, mining, machinery and other industrial fields, rated voltage 380V, 440V, 660V, 3.6KV, 7.2KV, 12KV, and rated power is 30kW-10000kW .

Main Features
The device has small starting current, especially suitable for heavy-duty starting. Its smooth starting process, no impact on motors, loads and power grids will not cause the harmonic pollution to power grids.
Technical DataCertificates

Starting current


Starting time (s)

10~60 (Pre-set, adjustable on site)

Starting times

Continuous starting 3-6 times (ambient temperature 25)

Working Temperature of Electro-Hydraulic ()


IP level

IP20, IP30 (different levels may apply if required)

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