AL205 To-ground voltage testerPerformance standards]. DL/T848.2-2004Features: 1, program control by the MCU can be set to manual and automatic step-up. 2, with nine digital tube, the three shows test voltage, test current and time values. 3, the time the alarm circuit when a test is more convenient. 4, transformer and control box in one.Product parameters: 1, the voltage level of 10KV; capacity 10KVA. 2, altitude: <100M. 3, relative humidity: <85%. 4, the ambient temperature :0 - 40 ℃.