Intelligent Signal Power-supply System

Intelligent Era

In2001, the predecessor of Dinghan company launched non-contact voltageregulating intelligent power-supply panel

2001, non-contact voltage regulatingintelligent panel

In1999, the predecessor of Dinghan company developed parameter voltage regulatingintelligent power-supply panel, 25HZ HF module

High-frequency Era

In 2004, Dinghan company launched fullhigh-frequency signal power-supply

In 2004, full high-frequency signalpower-supply was introduced

In 2008, The Provisional Technical Conditionsof the Passenger Dedicated Railway Signal Products was released

In2005, Ministry of Railways’ Operation& Base Signal 【2005】No.458 was released

In 2006, Dinghan’s 1.0 SignalPower-supply met the requirements at first, and first commercial prototype ofthe industry was launched

Digital Era

In 2010, Dinghan completed the deliveryof goods for Beijing-Shanghai high-speed railway

In 2010, digital voltage regulatingintelligent panel

In 2009, digital module wasintroduced      Wuhan-Guangzhouhigh-speed rail was put into operation

In 2011, Beijing-Shanghai high-speed railwaywas put into operation

In 2009, Dinghan successfully developeda digital module, and completed the delivery of good for Wuhan-Guangzhouhigh-speed rail in the same year

In 2011, Dinghan company successfullylaunched full digital signal power-supply

System Description

PZG signal intelligent power-supplysystems are a series of advanced high-tech products developed and manufacturedby Dinghan company for railway, urban rail transit. The series of power-supplyproducts are integrated, modularized, intelligent, networking, with extremelyhigh reliability, meeting the ever-increasing power needs of railway, urbanrail transit signalling systems.

Signal power-supply systems of Dinghan have gainedhigh popularity and reputation in the industry, and “Dinghan” has become one ofthe most competitive domestic brands. Up to 2011, the market share of Dinghansignal power-supply systems is more than 50%, sales volume of more than 4000sets, and more than 3000 stations put into operation.

 System Components

Centralizedmonitoring

InputDistribution

Powerswitch, lightning protection, input protection

Regulatorunit

Voltageconversion, isolated regulated output

OutputDistribution

Outputassignment, output protection

Controlsystem

Centralizedmonitoring

InputDistribution

Powerswitch, lightning protection, input protection

Regulatorunit

Voltageconversion, isolated regulated output

OutputDistribution

Outputassignment, output protection