Parameters Values
Model: AT461
Type: Rail-mounted
Current Sensor Type: Voltage output current transformer, Rogowski coil
Monitoring Capability: Simultaneous monitoring of up to 4 three-phase circuits, supports direct Rogowski coil connection
Core Advantages: Wide current range, wire-free measurement; optional zero-sequence detection and temperature detection versions
Supported Wiring: 3P4W 4CT, 3P4W 3CT, 3P3W 3CT, 3P3W 2CT, 1P3W, 1P2W
Application Areas: Power analysis, energy measurement
Display Screen: 2.0-inch TFT color LCD screen, 320*240 resolution
Weight: Approx. 300g
Dimensions: 9.0 x 8.9 x 6.6 cm
Color: White/Black, customizable
Input Voltage Range: 0~900mVAC peak, 636mV RMS
Rogowski Coil: -50mV/kA 50Hz (0-12000A), 60Hz (0-10000A)
Rogowski coil -85mV/kA 50Hz (0-7000A), 60Hz (0-6000A)
Rogowski coil -100mV/kA 50Hz (0-6000A), 60Hz (0-5000A)
Voltage type CT measurement range 0~99999A
Voltage measurement range 0~600VAC phase voltage
Maximum voltage measurement value 720VAC phase voltage
Relay output 1-channel electromagnetic relay, contact capacity: 3A 30V DC, 3A 250V AC
Storage type Built-in eMMC
Storage capacity Default 8GB, expandable to 64GB
Data export Built-in FTP server, supports FileZilla export
RS485 communication Two-wire half-duplex, 2400-115200bps, Modbus-RTU
Ethernet communication RJ45 interface, Modbus-TCP
AT461-Q4-2 power supply 85-305VAC/100-430VDC, 50-60Hz
AT461-Q4-3 power supply 5-30VDC
Maximum power consumption 5VA