移相触发线路板

Phase shift trigger circuit board

移相触发板是采用数模混合移相触发集成电路，内含完整的缺相、过流、过热等故障保护作用；具有高精度、作用完善、使用简单可靠、易调试、抗干扰性强、体积微小、保护电路完整等优点。该可控硅触发电路主要应用于交流供电的电力电子产品上，包括电机功率驱控模块、交流电机无级调速、晶闸管控制电路、交交变频、整流、逆变、大功率电源等。

The phase shift trigger board is a digital-analog hybrid  phase shift trigger integrated circuit, which contains complete fault protection functions such as phase loss, overcurrent, overheating, etc. It has the advantages of high precision, perfect function, simple and reliable use, easy debugging, strong anti-interference, small volume, complete protection circuit, etc. The  thyristor trigger circuit is mainly applied to  AC powered power electronic products, including  motor power drive control module, AC motor stepless speed regulation, thyristor control circuit, AC/AC frequency conversion, rectification, inversion, high-power power supply, etc.

性能特点（Performance characteristics）

1、可用于电源为10--380V 电源频率50/60Hz 电网。

It can be used in power grid with 10-380 v power supply frequency of 50/60Hz.

2、能和国内外各种控制仪表（温控仪）、微机的输出信号直接接口。

Can directly interface with output signals of various control instruments (temperature controllers) and microcomputers at home and abroad.

3、适用于阻性负载、感性负载、变压器一次侧等各种负载类型。

Suitable for resistive load, inductive load, transformer primary side and other load types

4、具有软启动软停止作用，减少对电网的冲击干扰，使主电路更加安全可靠。

It has the function of soft start and soft stop, reduces the impact interference on the power grid, and makes the main circuit safer and more reliable.

5、驱动能力强，每路可以输出800 毫安的电流，可以驱动4000A 可控硅。

The driving capability is strong, each circuit can output 800 milliamperes of current, and can drive 4000A silicon controlled rectifier.

6、故障报警输出作用。（外接蜂鸣器和指示灯）

Fault alarm output function. (External Buzzer and Indicator)

7、具有缺相保护作用。

It has the function of phase-missing protection.

8、结构紧奏，调试容易，接线简单。

The structure is compact, the debugging is easy, and the wiring is simple.