Shanghai Shidaizhiguang Lighting Appliance Testing Co., Ltd. applies Shunyang brand DT5 voltage monitor

The largest, most complete, and powerful lighting appliance testing organization in China: Shanghai Shidaizhiguang Lighting Appliance Testing Co., Ltd. selects the Sunyang brand DT5-1×100V*/G voltage monitor produced by our company to monitor the quality of the power supply. The company also specially commissioned the Shanghai Institute of Quality Supervision and Inspection Technology to test the accuracy of our DT5 voltage monitor at the installation site. The results show that the comprehensive measurement error is 0.1 under the three ranges of 100V, 220V, and 380V. %, far less than the allowable error of 0.5%. For details, please refer to the test report: No. 20071980100722 and No. 20071980100631. It is understood that the main units of Shanghai Shidaizhiguang Lighting Electrical Testing Co., Ltd.: the National Electric Light Source Quality Supervision and Inspection Center (Shanghai) and the National Lighting Quality Supervision and Inspection Center are laboratories accredited by the China National Laboratory Accreditation Committee and national certification accreditation. The Supervision and Management Committee appoints the CCC certification and testing agency, and undertakes the domestic centralized work of the National Lighting Standardization Technical Committee Lamp Standardization Subcommittee Secretariat and IEC/SC34D lamp standards, researches and analyzes international lighting standards and testing trends, and is responsible for formulation and revision National standards and industry standards for lamps and lanterns. It is the drafting unit of national standards for lamps and ballasts.