ZLP Series Microprocessor-based Phase Controlled DC Power Supply System

Introduction

ZLP series microprocessor-based phase control DC power supply system adopt microprocessor control and full digital adjustment of voltage/current dual closed loops, with the property of stability, security and high accurate adjustment.
This system includes microprocessor rectifier charging/float charging electrical panel, DC distribution panel, batteries and batteries Panel, microprocessor batteries monitoring device, microprocessor insulation monitoring device, silicon chain voltage adjustment or buck voltage adjustment device etc. The system screen and panel structure adopts new type PED standard design of power supply system, has good dynamic stability and thermal stability. Its protection level exceeds IP41.

Functions

  • Dual closed loop, fully digital stable adjustment network with simple and secure hardware.
  • Function of automatic control, restoration and fault-tolerant.
  • Perfect system monitoring function.
  • PID parameter can be fixed on line.
  • Data communication interface can connect with master machine or monitoring system, and can realize telemetering, remote supervisory, remote control and remote adjustment.
  • Configure Batteries groups of various types and brands.
  • Automatic constant voltage float charging.
  • Automatic two stage constant current/constant voltage charging.
  • Manual adjustment running or fully automatic running.
  • Batteries groups discharging, maintenance checking, fast soft start function.
  • Communication interface function.

Technical Parameters

  • Three phase input voltage:AC380V20%,50Hz10%
  • Output voltage: 24V~320V continuously adjustable
  • Rated output current: 10A~300A continuously adjustable
  • Voltage regulation accuracy:0.5%
  • Current regulation accuracy:0.5%
  • Voltage ripple :1%
  • Power factor:0.85
  • Effieciency:80%
  • Cooling method: intelligent temperature controlled wind cooling
  • Adaptable Environment temperature:-10~+45
  • Pressure resistant intension:>2000VAC/50Hz minute, leaking current10mA
  • Noise:55dB

Engineering Application

It has been widely used in large and middle-scale hydro-power plants, thermal power plants and substations of different voltage levels.