摘要 |
FIELD: electricity.SUBSTANCE: system of controlled rectifier-charging modules of uninterrupted power supply to consumers with direct current comprises a unit of load rectifiers and unit of battery rectifiers, having a modular structure, outputs of rectifiers of each unit are connected to each other, and control inputs of rectifiers are connected to interface controller, fans, load current sensor, a load voltage meter connected to input of controller, storage battery, main and remote display panels, automatic failover switch, load rectifier switch, battery rectifier switch, diode, insulation control unit, primary consumer protection unit, secondary consumer protection unit, a unit for disconnection of secondary consumers, output bypass switch, accumulator battery switch, load current meter, battery current meter, battery current sensor, two automation power supply units, connected in parallel, power supply of current sensors, battery voltage meter, contact group, a unit of indicators, divided into two groups of indicators, a unit of battery charge mode, a concentrator, work station bypass input , heating element, high temperature relay, output connected to fans, low temperature relay, power supply of fans, a sounder, battery disconnection unit, unit of manual blocking of battery disconnection, interface converter, a cabinet temperature sensor, battery temperature sensors whose outputs are connected via interface with cabinet temperature sensor and with interface converter input, output connected to interface controller.EFFECT: higher reliability of uninterrupted power supply to consumers with direct current and safety of system operation.1 cl, 3 dwg |