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About Us About Us Philosophy / Vision History Business Area	Product Transformer Hi & Low Voltage Reactor Smart Reactor NCT Solid State Relay Heat sink SVC Power Controller Thyristor Unit Noise Filter SMPS-Power Supply Battery Charger Passive Harmonic Filter Micro Surge Filter Sine-Wave Filter Zero Hamonics Filter Medium Voltage (CT) Medium Voltage (VT,EVT) Combined CT & VT (M.O.F) Epoxy Insulator (MV/HV) Line Potential & Temperature Signaller Current Transformer, Voltage Transformer	Digital Power Protective Relay Ground Fault Relay Zero-Current Trans Earth Leakage Detector, Earth Leakage Relay Panel Board Meters Surge Protective Device Shunt Fan Metal Stamped Items	Overseas Agent Overseas Agent Contact Us Inquiry Contact Information	Reference Section Cataloge User Manual CAD Diagram Certificate Specification 3D CAD Diagram

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>Product>Thyristor Unit

Product

Transformer
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Hi & Low Voltage Reactor
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Smart Reactor
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
NCT
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Solid State Relay
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Heat sink
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
SVC Power Controller
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Thyristor Unit
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Noise Filter
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
SMPS-Power Supply
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Battery Charger
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Passive Harmonic Filter
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Micro Surge Filter
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Sine-Wave Filter
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Zero Hamonics Filter
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Medium Voltage (CT)
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Medium Voltage (VT,EVT)
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Combined CT & VT (M.O.F)
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Epoxy Insulator (MV/HV)
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Line Potential & Temperature Signaller
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Current Transformer, Voltage Transformer
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Digital Power Protective Relay
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Ground Fault Relay
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Zero-Current Trans
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Earth Leakage Detector, Earth Leakage Relay
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Panel Board Meters
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Surge Protective Device
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Shunt
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Fan
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type
Metal Stamped Items
1Phase(Mini) 220~440V(NMD type)
(25~40A-Mini)1Phase 220~440V(DG/DH type)
(25~50A)1Phase 110~460V (NSD type)
(25~70A)1Phase,3Phase 90~500V
(25~500A)1P,3P(Batch/Single Phase Control)
110~480V1P, 3P Remote type
Remote type

Thyristor Unit

(25~50A)

Model No	WYU-DG25SI WYU-DG40SI WYU-DG50SI WYU-DH25SI WYU-DH40SI WYU-DH50SI
TYPE	1Phase 220V~440V
Certification
Rating	220VAC 380VAC 440VAC
Input	1V~5V 4~20mA
Output	220VAC 380VAC 440VAC
Capacity	25A 40A 50A

Support services

Specifications and Features

This product is internally equipped with both phase control and cycle control to be easily set and installed at a site, can control load currents over 25~50A at AC220V, 380/440V and can set a soft start function to raise trust against load burning and for product lifespan.

※ 110V : Custom orders can be made.

Tel +82.41.411.3800
A/S Center +82.41.411.3871/3872
Fax +82.41.411.3838

A/S Service inquiry