• Woonyoung WYU-NSDG/NSDH Series Single-Phase Thyristor Power Controller with Fuse, 25-70A
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Woonyoung WYU-NSDG/NSDH Series Single-Phase Thyristor Power Controller with Fuse, 25-70A

Woonyoung WYU-NSDG/NSDH Series Single-Phase Thyristor Power Controller with Fuse, 25-70A

Single-phase thyristor power controller with built-in semiconductor fuse and selectable phase or cycle control for resistive loads from 25 to 70 A.

Key features

  • Built-in fuse for improved safety
  • Switch-selectable phase mode or zero-cross cycle mode
  • Soft start function protects load and extends heater life
  • Max. current limit by internal VR
  • Alarm contact for over-current, heat sink overheating and fuse blow
  • Run and manual/auto changeover terminals

Specifications

Aux. power supply range 90-110%
Frequency 50/60 Hz
Control range 0-100%
Load Resistive only (min. load 0.5 A)
Contact capacity 240VAC 5A / 24VDC 10A
Control input DC 1-5V, DC 4-20mA, VR (10 kOhm)
Soft start 0 (0.5) - 30 s
Display LED
Insulation resistance 100 MOhm (500 Vdc megger)
Dielectric withstand Pri-Sec, Pri-Earth 2000 Vac 1 min; Sec-Earth 500 Vac 1 min
Operating temperature 0-40 C
Storage temperature -20 to 70 C
WYU-NSDG25SI Rated voltage: AC 220V (180-240V) | Rated current: 25A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDG40SI Rated voltage: AC 220V (180-240V) | Rated current: 40A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDG50SI Rated voltage: AC 220V (180-240V) | Rated current: 50A | Cooling: Fan | Weight: 1.5 kg
WYU-NSDG70SI Rated voltage: AC 220V (180-240V) | Rated current: 70A | Cooling: Fan | Weight: 1.5 kg
WYU-NSDH25SI Rated voltage: AC 380/440V (360-460V) | Rated current: 25A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDH40SI Rated voltage: AC 380/440V (360-460V) | Rated current: 40A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDH50SI Rated voltage: AC 380/440V (360-460V) | Rated current: 50A | Cooling: Fan | Weight: 1.5 kg
WYU-NSDH70SI Rated voltage: AC 380/440V (360-460V) | Rated current: 70A | Cooling: Fan | Weight: 1.5 kg
Thyristor Power ControllersWoonyoung
8 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Woonyoung WYU-NSDG/NSDH Series Single-Phase Thyristor Power Controller with Fuse, 25-70A

Brand Woonyoung·Thyristor Power Controllers

Available part numbers (8)

WYU-NSDG25SI, WYU-NSDG40SI, WYU-NSDG50SI, WYU-NSDG70SI, WYU-NSDH25SI, WYU-NSDH40SI, WYU-NSDH50SI, WYU-NSDH70SI

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.

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Product codes & specifications
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Product codeSpec
WYU-NSDG25SIRated voltage: AC 220V (180-240V) | Rated current: 25A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDG40SIRated voltage: AC 220V (180-240V) | Rated current: 40A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDG50SIRated voltage: AC 220V (180-240V) | Rated current: 50A | Cooling: Fan | Weight: 1.5 kg
WYU-NSDG70SIRated voltage: AC 220V (180-240V) | Rated current: 70A | Cooling: Fan | Weight: 1.5 kg
WYU-NSDH25SIRated voltage: AC 380/440V (360-460V) | Rated current: 25A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDH40SIRated voltage: AC 380/440V (360-460V) | Rated current: 40A | Cooling: Air cooling | Weight: 1.3 kg
WYU-NSDH50SIRated voltage: AC 380/440V (360-460V) | Rated current: 50A | Cooling: Fan | Weight: 1.5 kg
WYU-NSDH70SIRated voltage: AC 380/440V (360-460V) | Rated current: 70A | Cooling: Fan | Weight: 1.5 kg

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

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