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NHWY系列开关型直流稳压稳流电源电压电流值从零至额定值连续可调，恒压恒流自动转换，在额定范围内任意选择且限制保护点。电压、电流同时 LED 数码管显示。产品具备完善的保护功能。内置温控散热风扇，既能有效散热，又能有效延长风扇寿命；过热自动关机保护；输出过压、过流和短路保护。开机避免开机输出电压过冲。产品可多台并串机，实现功率扩容。
目前NHWY系列开关型直流稳压稳流电源广泛应用于电力、工控、通信、科研、铁路、汽车、船舶、蓄电池充电、航空航天、表面处理、电化学、新能源、电容器、电机、污水处理、电子产品生产检测、LED照明、加热、地质勘探、医疗等行业。国内已有众多企业单位使用NHWY系列直流稳压稳流电源用于产品测试和老化，另外众多科研单位、研究所、航空电器、有色金属等单位，使用此电源进行高精度高强度电源供应下的科研工作，广受好评。
性能特点：
1、显示：输出电压电流LED显示（可按客户要求加装LCD液晶显示）；
2、外观：采用台式、塔式或19英寸标准化尺寸，可组合放置于各种工作台面及机架；
3、优点：高频PWM硬件调整软开关控制技术使电源高效率，低噪声，高可靠性、体积小、重量轻；
4、恒压恒流：输出CC/CV恒压恒流自动切换，电压电流值连续线性调节；
5、保护功能：过压保护、过流保护、过温保护、欠压保护、过载保护；
6、短路特性：本机工作状态下可长时间短路；
7、外接补偿：本机可选外接补偿，可降低因输出回路较长造成的电压压降；
8、过压保护值：输出过压保护值可调，保护后切断输出并锁定，重新开机恢复；
9、电流预置功能：用户可以在不接负载的情况下将负载实际需要的任何电流进行预置，当产品实际有电流输出时，实际输出电流可到预先设置值（选配））。
10、电压预置功能：用户可以在没有输出电压的情况下将负载实际需要的任何电压进行预置。当产品实际有电压输出时，实际输出电压可到预先设置值。（选配）
11、过压预置功能：电源的过压保护值可以在面板上进行预置，即按住面板上的过压预置按钮，调节过压电位器，就能得到实际需要的过压保护值。（选配）
12、通信功能：可选特殊数据接口，与其他设备数据连接控制，或与PLC连接。（选配）
13、遥控功能：可选0-5V、0-10V或4-20mA等PLC模拟信号控制电源的输出电压和电流；（选配）
可选5V电平开关机功能
14、取样功能：可选输出电压和电流0-5V、0-10V或4-20mA等模拟电压信号取样；（选配）
15、定时功能：可选定时开关机功能、定时运行或循环允许；（选配）
主要应用：
1、电机类：电动车电机、电动车控制器、直流马达测试老化调试等
2、电具类：LED/LCD测试及老化、节能灯泡测试及老化、灯具测试、钨丝气化等
3、汽车类：起动机、汽车空调、汽车电机控制器、车用灯光、点烟器、汽车影音测试及老化等
4、电子器件类：电容器、电阻、继电器、晶体管、传感器等
5、显示器类：显示屏、液器屏、触摸屏、车载DVD、手机显示器等
6、电化学类：电解、电镀、阳极氧化、有色金属、污水处理等
7、航空类：飞机启动维修、设备的供电等
8、物探类：矿产设备的供电等
9、电源类：逆变器产品老化、变频器的维修检测等
10、电动工具类： 触点老化、线包测试、断路器脱扣试验等
11、其他需要直流电源等。。。
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