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  6. Single-phase power regulator THV-40

Single-phase power regulator THV-40

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THV-40

last updated:Aug 20, 2025

RKC Instrument Inc.
RKC Instrument Inc.
  • Official site

Compatible with load voltage AC 380 to 480V. Complies with UL and CE marking.

Maximum load capacity: AC20A, AC30A, AC45A, AC60A, AC80A, AC100A, AC150A, AC200A Power supply voltage: AC380–480V Control method: Phase control, zero-cross control Loader communication compatible Easy setup via front display and operation keys UL, CE marking compliant

    others
thv40_01_01_01.jpg

Single-phase power regulator THV-40

thv40_01_01_01.jpg
thv40_01_01_01.jpg
  • Related Link - https://www.rkcinst.co.jp/products/8854/

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basic information

Control method: Phase control / Zero-cross control (switchable) Maximum load capacity: AC20A, AC30A, AC45A, AC60A, AC80A, AC100A, AC150A, AC200A Applicable load: Linear (R: resistive) load (Phase control: transformer primary side control possible) Input signal: DC4–20mA, DC1–5V, DC0–10V, DC0/12V Output modes: 1) Phase angle proportional, voltage proportional, voltage squared proportional (standard) 2) Constant current control (optional) Power supply frequency: 50/60Hz compatible (automatic detection) Load power supply voltage: AC323–528V (including power supply voltage fluctuations) Rated: AC380–480V Standard features: Automatic/manual switching (external manual setting is optional), output limiter, base-up setting (output bias), slope setting function (external setting is optional), soft start/soft stop function, two-position control (external upper and lower limit settings are optional) <Optional features> Heater disconnection alarm, current limiter, constant current control <General specifications> Power supply voltage (rated): AC100–240V Weight: 20A/30A type approximately 0.9kg, 45A/60A type approximately 1.4kg, 80A/100A type approximately 1.9kg

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Applications/Examples of results

Heater power control. Temperature control.

Detailed information

  • thv10_04_01_01-1.jpg

    It is equipped with a variety of standard features such as external contact input, soft up (soft start) / soft down, manual / automatic switching, slope setting, output limiter, output bias, input-phase angle proportional / input-voltage proportional / input-power phase angle proportional switching, and more.

  • thv10_02_01_01-1-300x211.jpg

    ■This is a digital control device equipped with a display and setting keys at the front. ■With a 0-second setting for soft up (soft start) / soft down, it responds quickly and can accommodate rapid heating.

  • thv10_03_01_20.jpg

    ■Equipped with a front loader communication port, maintenance on-site is improved. ■We provide the adjustment instrument and indicator setting data management support tool PROTEM2.

Company information

RKC

RKC Instrument Inc.

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Our company, as a service provider in measurement and control, is engaged in the sale of advanced products and research and development to meet the diverse needs of the industry through hardware (various control instruments such as industrial control devices for temperature, pressure, power, etc., communication converters that connect to field networks, control devices specially designed for customer equipment and machinery, and sensors for high-precision measurements of temperature, pressure, etc.) + software (proposals to customers, engineering, before-service, after-service, support) + peripheral device solutions.

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