Intelligent low-voltage line protection monitoring device/PDM-810PLB-3

★ Protection/alarm function: PT disconnection, leakage, overvoltage, undervoltage, external fault, overcurrent stage one, overcurrent stage two, startup timeout, power loss during operation, power shortage

Phase/unbalance, overload, grounding and other protection functions
★ Comprehensive measurement of over 20 types of three-phase electricity: phase/line voltage, zero sequence voltage, three-phase voltage imbalance, current, zero sequence current, three-phase current imbalance

Degree, active power, reactive power, apparent power, power factor, frequency
★ Standard CT, PT or voltage direct input, suitable for various wiring methods
★ Energy metering: active energy (kWh), reactive energy (kvarh)
★ 8-channel switch remote signal input, 2-channel relay remote control output
★ Equipped with RS-485 communication interface (optical isolation) and Modbus RTU communication protocol
★ 1-channel programmable over limit alarm output
★ Comprehensive measurement values and protection event records can be read in real-time through a communication interface

☆ Extended display unit
Seven button Chinese LCD display unit PDM-810DSC-2
☆ Expand to dual RS-485 communication interfaces
☆ Device malfunction or power loss alarm output
☆ 1 programmable DC4mA~20mA analog output
☆ 1/2 Profibus DP communication interface
☆ DeviceNet communication interface
☆ External zero sequence/leakage current transformer input, measure zero sequence/leakage current

Note: DP/DP2, DE and dual RS-485 communication can only choose one of them

Note: This diagram is for reference only. The wiring diagram is subject to the actual product. If there are any objections, please contact our technical team before purchasing.