Libra 3D

ANSI Standard Smart Meter

•Smart ANSI Meter with optional telecommunication module

•Optional edge computing module

•Optional local/remote-controlled disconnector (Max. 200 A)

•Accuracy: CA 0.2/CA 0.5

•Replaceable battery outside meter cover

•Highly tamper-proof by design

•Prepaid/post-paid switch-over at runtime

•Modular architecture for both hardware and firmware

•Meets ANSI, IEC and UL Standards

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Main Functions

Event Logs	Tamper detection (meter cover open, current reverse, replay attack and …)
	Self-diagnosis failure (memory error, measurement system error, battery voltage low and …)
	Power quality events (under-voltage / over-voltage / bad voltage quality, power failure, sag/swell and …)
	Security events (parameters changed, firmware upgraded and …)
	Standard events (clock adjusted, maximum demand exceeded and …)
Firmware Upgrade	The firmware can be upgraded by OTA
Tariff	Max. 4 tariffs and 4 seasons
	Support of different day types like weekend day, working day, holiday and so on
	Configurable DST
	Programmable calendars and schedules
Communication	According to ANSI C12.18/22	Standards compliance testing for communication
		User meter reading and test operations
		AMI/AMR system
		Maintenance
		The communication port is restored at a certain time after each communication ends
	ANSI optical port provided with type 2
	10 Pins used to connect to the third communication board for AMI/AMR communication
Security	Three levels of passwords for security: Master (High), Reader (Middle), Customer (Low)