EC21 Product Catalogs - zero phase

LED Overhead Line Earth and Short Circuit Fault Indicator

20240520

phase on line current； Detection and judgment of short circuit fault； support the judgment of the threshold fault current, short circuit fault； supports Judgment of mutated incremental currents

Intelligent Transmission and Distribution Automation System

20240313

phase protection current, zero-sequence current, three-phase voltage, zero-sequence voltage, three-phase measurement current, etc. 4. Three-stage current protection, zero-sequence/negative-sequence p

PD Free Electronic Power Source for Transformer Routine Testing Frequency Converter Equipment

20240304

phase output , with good partial discharge (<10pC, special requirement can be <5pC), and its THD <3%. Main Test: 1. No load/load loss measurement for transformer 2. No load over-excitation test for

AYSCR-LA SCR Power Regulator

20210619

phase-shift control circuit, with good stability performance, high precision. Modularized, high voltage resistant, more safe and reliable. 二： Product Model Type AYSCR-□□LA Rated Current 25A 4