Quality Inspection for Prepaid Electricity Meters for Tenants - Smart Keypad Single Phase Prepaid Meter LY-SM150 – linyang

Key Specifications

Electrical Parameter
● Connection Type: 1P2W
● Nominal Voltage: 220V – 240V (±30%)
● Nominal Current: 5A, 10A
● Frequency: 50/60 Hz ± 1%
● Dimension: 238 x 137 x 78.5 LWH (mm)

Communication
● Local Communication: Optical Port, RS485, M-BUS
● CIU Communication: PLC/RF/M-BUS
● Remote Communication: PLC/RF/GPRS/2G/3G/4G/NB-IoT

Key Functions
● Tariffs: 4
● Anti-Tampering: Magnetic Field, Bypass, Meter/Terminal Cover open, Reverse Energy, Missing Phase or/and Neutral
● Load Management: Power Thresholds, Over/Under Voltage (Configurable)
● Load Profile: Max 6720 entries, 15 channels (configurable interval 1 to 60 min)
● Load Management: Power Thresholds, Over/Under Voltage (Configurable)

Key Features

● High IP protection level: IP54
● Can be connected to Gas/Water/Heat Meters
● Fully Complying with STS or CTS specifications, DLMS/COSEM, IDIS standards and DLMS, MID, IDIS, STS, SABS certificates
● Integrated with HES system and AMI solution
● Configured in Prepaid or Postpaid mode
● Integrated keypad/Smart Card type and/or split keypad type options
● Both Local and Remote communication available
● Plug-and-play communication module: GPRS/3G/4G
● Strong Anti-tampering functions against Magnetic Field, Bypass, Meter/Terminal Cover open, Reverse Energy, Neutral line missing

AMI

STS

DOUBLE DISCONNECT RELAY

POSTPAID/PREPAID

LOAD CONTROL

MODULAR COMMUNICATION

INTEROPERABILITY

ANTI-TAMPER

Protocol & Standards

● IEC 62052-11,
● IEC 62053-21/23,
● EN 50470-1/3,
● IEC 62056,
● EC 62055-31/41/51

Certificates

● IEC
● DLMS
● IDIS
● MID
● SABS
● SGS
● STS