Direct-current output ungrounded power supply device

The invention belongs to the technical field of power supplies, and particularly relates to a direct-current output ungrounded power supply device. Comprising a power input module, a main power input switch, an isolation rectification module, a balanced bridge module and a power output module. The power input module, the main power input switch, the isolation rectification module, the balanced bridge module and the power output module are connected in sequence. According to the invention, many problems existing in measurement of the DC voltage of each component of the control loop at present are solved. 本发明属于电源技术领域，具体涉及一种直流输出不接地电源装置。包括电源输入模块、总电源输入开关、隔离整流模块、平衡电桥模块、电源输出模块；电源输入模块、总电源输入开关、隔离整流模块、平衡电桥模块、电源输出模块依次连接。本发明解决目前测量控制回路各部件直流电压时存在的诸多问题。