SCR Phase-shift Triggers

SCR Phase-shift Triggers

JKH-A1 Single-Phase Phase-Shift Trigger Board

This control board comprises an integrated trigger circuit, operational amplifier and pulse transformer from Siemens, Germany. It can be used with various automation instruments without interference and also allows manual control via an external potentiometer. It is widely used in control systems requiring continuous smooth load regulation, high control accuracy or no high-current surges, such as AC/DC motor speed control, voltage regulation and charging. It is mainly used for single-phase resis

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SCR Phase-shift Triggers

JKH-A3 Three-Phase Phase-Shift Trigger Board

This control board comprises an integrated trigger circuit, operational amplifier and pulse transformer from Siemens, Germany. It can be used with various automation instruments without interference and also allows manual control via an external potentiometer. It is widely used in control systems requiring continuous smooth load regulation, high control accuracy or no high-current surges, such as AC/DC motor speed control, voltage regulation and charging. Standard thyristors or triacs can be con

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SCR Phase-shift Triggers

JKH-B1 Single-Phase SCR Phase-Shift Trigger Module

Based on the JKH-A1, the JKH-B1 phase-shift trigger module eliminates the external 220V/9V power transformer and is powered directly from 220VAC for simpler installation. It offers multiple control input specifications, optical isolation between input and output, and reliable wide-pulse triggering. With no synchronization transformer, it can be used with various automation instruments or controlled manually via an external potentiometer without interference, and is widely used where continuous s

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SCR Phase-shift Triggers

JKH-B3 Three-Phase SCR Phase-Shift Trigger Module

Based on the JKH-A3, the JKH-B3 phase-shift trigger module eliminates the external 220V/9V power transformer and is powered directly from 220VAC for simpler installation. It offers multiple control input specifications, optical isolation between input and output, and reliable wide-pulse triggering. With no synchronization transformer, it can be used with various automation instruments or controlled manually via an external potentiometer.

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SCR Phase-shift Triggers

JKH-B4 Three-Phase SCR Phase-Shift Trigger Module

Based on the JKH-A3, the JKH-B4 phase-shift trigger module eliminates the external 220V/9V power transformer and is powered directly from 220VAC for simpler installation. It offers multiple control input specifications, optical isolation between input and output, and reliable wide-pulse triggering. With no synchronization transformer, it can be used with various automation instruments or controlled manually via an external potentiometer.

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SCR Phase-shift Triggers

JKH-C1 SCR Phase-Shift Trigger/Voltage Regulator

The JKH-C1 phase-shift trigger/voltage regulator uses a high-performance switching power supply, offers multiple control input specifications and provides optical isolation between input and output. It can be used with various automation instruments or directly as a 0-220V, 0-380V/500W voltage regulator. In automatic control it causes no interference to instruments, and it is widely used in control systems requiring continuous smooth load regulation, high control accuracy or no high-current surg

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SCR Phase-shift Triggers

JKH-C3 Three-Phase SCR Phase-Shift Trigger/Voltage Regulator

Three-phase three-wire SCR phase-shift trigger and voltage regulator.

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SCR Phase-shift Triggers

JKH-C4 Three-Phase SCR Phase-Shift Trigger/Voltage Regulator

The JKH-C4 phase-shift trigger/voltage regulator uses a high-performance switching power supply, offers multiple control input specifications and optical isolation between input and output, and requires no synchronization transformer. It can be used with various controllers or as a 0-220V / 3x500W voltage regulator. In automatic control it causes no interference to instruments and is widely used in three-phase control systems requiring continuous smooth load regulation, high control accuracy or

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SCR Phase-shift Triggers

JKH-D1 Intelligent Single-Phase SCR Phase-Shift Trigger/Voltage Regulator

The JKH-D1 intelligent single-phase SCR phase-shift trigger/voltage regulator uses microprocessor technology and accepts standard current and standard voltage inputs. Its output range is freely settable, making it suitable for silicon carbide rod and similar heating elements, and it offers a soft-start function with adjustable soft-start time. It provides bumpless manual/automatic switching, dual 4-digit LED plus bar-graph display, and simple wiring without phase sequence concerns.

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SCR Phase-shift Triggers

JKH-D3 Intelligent Three-Phase SCR Phase-Shift Trigger/Voltage Regulator

The JKH-D3 intelligent three-phase SCR phase-shift trigger/voltage regulator uses advanced microprocessor technology based on the LU-906 intelligent controller, with multiple built-in input specifications, dual digital display plus bar graph, and keypad operation. It suits constant-voltage or constant-current charging, electroplating, electrolysis and DC motor speed control. Wiring is simple with no phase sequence concerns, and reliable overcurrent protection prevents controller damage even if t

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SCR Phase-shift Triggers

JKH-D4 Intelligent Three-Phase SCR Phase-Shift Trigger/Voltage Regulator

The JKH-D4 intelligent three-phase SCR phase-shift trigger/voltage regulator uses advanced microprocessor technology based on the LU-906 intelligent controller, with multiple built-in input specifications, dual digital display plus bar graph, and keypad operation. It suits constant-voltage or constant-current charging, electroplating, electrolysis and DC motor speed control. Wiring is simple with no phase sequence concerns, and reliable overcurrent protection prevents controller damage even if t

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