aMeter300-KT

Poly-phase Smart Meter

•Plug and play module for WAN communication with the independent module box

•4 quadrants measurement: instantaneous Vrms, Irms, frequency, PF, kW, kvar, kVA

•Accuracy: class 1.0 or class 0.5S for kWh, class 2.0 for kvarh

•Up to 50th harmonic measurement: power quality analysis, THD, sag/swell/dip support

•Open standard protocol: DLMS/COSEM

•Flexible load control with an internal breaker

•Prepaid/post-paid switch

•20 digital token input via keypad and remote transfer

•Anti-tamper design

•Firmware upgrade via local interface and OTA

•Support LLS and HLS, DLMS Green book suite 0, suite 1

•Rich set of auxiliary interface support

•Wired M-BUS interface connected with water/gas meter

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Main Functions

Event Logs		Tamper detection (meter and terminal cover open, current reverse, magnetic field detection, etc.)
		Internal failure detection (memory error, relay error, battery low, clock invalid, etc.)
		Power quality events (over current / over load, current imbalance, phase rotation, etc.)
		Standard/fraud/alarm events
		Security events (parameters change, clock adjustment, etc.)
Load Control		Remote relay control command
		Over current control
		Load/demand limiter control
WAN Communication		G3-PLC, BPLC, Wi-SUN, RPMA, Trilliant OSDI, ITRON SSN
		GPRS/3G/4G
		Protocol: DLMS/COSEME
HAN Communication		RS485/M-BUS
		FSK RF, FSK PLC
		Communication with in-home display
Security		LLS, supporting 3-level passwords for local and remote communication
		HLS, supporting authentication and encryption for local and remote communication