Woonyoung WYU-SD TM Series Three-Phase Digital Thyristor Power Controller, 25-500A

Three-phase digital thyristor power controller for heater and transformer loads, with LCD display, selectable control modes and RS-485 Modbus communication.

Key features

Selectable phase, cycle, constant current, constant voltage and constant power control
Auto-ranging supply voltage 90-500 V and 50/60 Hz
LCD shows control state, output current and heat sink status
Soft start and soft up/down functions
Alarm contacts for load and fault conditions
RS-485 Modbus communication for remote monitoring

Specifications

Module	SCR (6 arm)
Aux. power	200-240 Vac
Rated voltage	Auto-ranging 90-500V
Frequency	Auto-ranging 50/60 Hz
Control modes	Phase, constant current, constant voltage, constant power, cycle
Soft start	Soft start 0-50 s, soft up/down 0-50 s
Load type	Resistive / inductive (transformer primary)
Display	LCD (2 x 16)
Control input	1-5 Vdc, DC 4-20mA, VR (10 kOhm), jog dial, Modbus 485
Communication	Modbus RS-485 R/W (9600-38400 bps)
Alarm contact capacity	240VAC 5A / 24VDC 10A
Operating temperature	0-40 C (non-freezing), 35-85% RH

Woonyoung WYU-SD TM Series Three-Phase Digital Thyristor Power Controller, 25-500A reference 2

WYU-SD25TM		Rated current: 25A \| Cooling: Natural cooling \| Weight: 4.5 kg
WYU-SD40TM		Rated current: 40A \| Cooling: Fan cooling \| Weight: 4.5 kg
WYU-SD55TM		Rated current: 55A \| Cooling: Fan cooling \| Weight: 5.1 kg
WYU-SD75TM		Rated current: 75A \| Cooling: Fan cooling \| Weight: 5.1 kg
WYU-SD90TM		Rated current: 90A \| Cooling: Fan cooling \| Weight: 11 kg
WYU-SD110TM		Rated current: 110A \| Cooling: Fan cooling \| Weight: 11 kg
WYU-SD130TM		Rated current: 130A \| Cooling: Fan cooling \| Weight: 11 kg
WYU-SD160TM		Rated current: 160A \| Cooling: Fan cooling \| Weight: 11 kg
WYU-SD200TM		Rated current: 200A \| Cooling: Fan cooling \| Weight: 18 kg
WYU-SD250TM		Rated current: 250A \| Cooling: Fan cooling \| Weight: 18 kg
WYU-SD320TM		Rated current: 320A \| Cooling: Fan cooling \| Weight: 18 kg
WYU-SD400TM		Rated current: 400A \| Cooling: Fan cooling \| Weight: 30 kg
WYU-SD500TM		Rated current: 500A \| Cooling: Fan cooling \| Weight: 30 kg

Thyristor Power ControllersWoonyoung

13 product codes available in this family

Sourced direct from KoreaExport-ready supplyCompetitive pricing

RFQ List 0 Email about this

Need a different model, or a part not listed here? Send us your parts list →

Woonyoung WYU-SD TM Series Three-Phase Digital Thyristor Power Controller, 25-500A

Brand Woonyoung·Thyristor Power Controllers

Available part numbers (13)

WYU-SD25TM, WYU-SD40TM, WYU-SD55TM, WYU-SD75TM, WYU-SD90TM, WYU-SD110TM, WYU-SD130TM, WYU-SD160TM, WYU-SD200TM, WYU-SD250TM + 3 more — see full table ↓

How to order

Send the Woonyoung part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

RFQ List 0 →

View full details

Item added to your cart

Woonyoung WYU-SD TM Series Three-Phase Digital Thyristor Power Controller, 25-500A