移相觸發線路板

Phase shift trigger circuit board

移相觸發板是采用數模混合移相觸發集成電路，內含完整的缺相、過流、過熱等故障保護作用；具有高精度、作用完善、使用簡單可靠、易調試、抗干擾性強、體積微小、保護電路完整等優點。該可控硅觸發電路主要應用于交流供電的電力電子產品上，包括電機功率驅控模塊、交流電機無級調速、晶閘管控制電路、交交變頻、整流、逆變、大功率電源等。

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.

性能特點（Performance characteristics）

1、可用于電源為10--380V 電源頻率50/60Hz 電網。

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

2、能和國內外各種控制儀表（溫控儀）、微機的輸出信號直接接口。

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

3、適用于阻性負載、感性負載、變壓器一次側等各種負載類型。

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

4、具有軟啟動軟停止作用，減少對電網的沖擊干擾，使主電路更加安全可靠。

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、驅動能力強，每路可以輸出800 毫安的電流，可以驅動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、故障報警輸出作用。（外接蜂鳴器和指示燈）

Fault alarm output function. (External Buzzer and Indicator)

7、具有缺相保護作用。

It has the function of phase-missing protection.

8、結構緊奏，調試容易，接線簡單。

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