The Single Phase Energy kWh meter is widely used in rail, smart switch cabinet, intelligent buildings, smart factories and energy management systems.

Phase : Single Phase (2 wire)
Nominal Voltage (Un): 110VAC
Opertional Voltage: 100-300V AC
Insulation capabilities: ① AC Voltage withstand 2kV for 1 minutes ② Impulse voltage withstand 6kV-1.2μS waveform
Basic current(Ib): 5A
Accuracy Class: 1.0
Measuring range: 0-99999.9
Maximum rated current( Imax) : 5(20A)/ 5(30A)/ 5(40A)
Operational current range: 0.25A~40A
Over current withstand: 960A for 0.01s
Operational Frequency range: 50Hz-60Hz ±10%
Internal power consumption： ≤ 2W/10VA
Test output flash rate(RED LED): 2000 Impulses per kWh (0.5Wh/imp)
Pulse output rate（pins 20&21): 2000 pulses per kWh (0.5Wh/imp)
Power supply indicator(Green Led),meter is connected and working OK
Consumption Indicator (RED LED): Flashing at load running
Display Type: Counter Display 5+1 with backlight
Operating Humidity : ≤ 75%
Storage Humidity : ≤ 95%
Operating Temperature: -25°C~+55°C
Storage Temperature: -30°C~+70°C
International Standard： IEC 62053-21
IP Protection: IP51(panel) /IP20 (case)
Insulating encased meter of protective class: II
Housing Material: PC Inflammable retarding,Environmenta,Flame Retardant
Data save: The data can be stored more than 20 Years when power cut.