Three Phase Prepaid Electricity Meter
JOY311
JOY311 is suitable for residential, commercial and light industrial environment. Credit and management data is transfered via a 20-digit numeric token that is generated by using the STS (Standard Transfer Specification) encryption protocol from a point of sales(POS) and entered the token into meter via a keypad on the meter body or CIU.
The JOY311 offers big current up to 100A and reliable quality with a integrated relay inside. The CIU or integrated meter can be installed inside the home to make it accessible for the consumer to enter in a credit token.
● STS compliant
● Keypad with audible and text feedback
● Enlarged LCD
● Visual and audio low credit warning
● Adjustable power limit
● Emergency credit allowance
● Self-diagnosis of various faults including relay fault, memory fault, etc.
● Improved sealing against ingress of insects
● Significant Reverse Energy(SRE) detection
● Advanced tamper detection
● Easy switch between prepayment and post-payment option
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