A 3-phase LCD digital display current voltage meter is a compact, DIN-rail or panel-mounted device designed for real-time monitoring of electrical parameters in industrial or residential, three-phase,

380V−400V380 V minus 400 V

380V−400V

systems. These devices offer high-accuracy measurements, frequently featuring backlight screens for voltage, current, and energy consumption.

Key Features and Capabilities:

Measurements: Displays voltage, current, active/reactive energy, and frequently power, frequency, or harmonics.
Display: Clear LCD screen with backlight for visibility in various lighting conditions.
Installation: Commonly DIN Rail (

35mm35 mm

35mm

) mountable for space-saving.
Protection Functions: Many models include overvoltage, undervoltage, and overcurrent protection to safeguard equipment.
Communication: Often includes RS485 (Modbus-RTU) for remote monitoring.
Accuracy: Typically Class 0.5 or Class 1 for reliable energy and parameter measurement.
Range: Generally supports voltages up to

380V−400V380 V minus 400 V

380V−400V

and current ranges often up to

80A80 A

80A

direct or higher via CT