Engybrick U voltage measurement module can measure all parameters of voltage in the system. It has three-phase three-wire or three-wire four-wire two connection ways optional.
EngyBus RJ45 internal high-speed Bus can be used for transmission and measurement of voltage and power of all devices
| Model | EBU10 | 
| Power supply | Bus powered | 
| Voltage Range | 
			 50-300VAC(Ph/N) 87-520VAC(Ph/Ph)  | 
		
| Voltage Accuracy | 0.2 class | 
| Frequency Range | 45-65Hz | 
| Frequency Accuracy | 0.1 class | 
| Dimension | 64.2mm*89.3mm*18mm | 
| Protection grade | Frontal panel IP40, Outer Encasing IP20 | 
| storage temperature | -20℃~+70℃ | 
| Operating temperature | -10℃~+70℃ | 
| Relative humidity | 10%~95%RH |