
Tou Multi-Tariff Three Phase Four Wire Smart Kwh Energy Meter. Multi-Tariff Billing: Supports 4-8 rates with 14 daily and 12 annual programmable time slots. Advanced Anti-Tampering: Features cover opening logs, magnetic attack alarms, and ESAM encryption. Flexible Customization: Offers full customization, minor adjustments, and customization from samples or designs. Remote Communication: Includes optional 4G, NB-IoT, and GPRS modules for remote data transmission. High EMC Immunity: Complies with IEC 61000-4-5 standards: 10kV Surge and 8kV ESD protection. Demand Measurement: Records maximum demand using a 15-minute sliding window for load profiling. Data Storage Capacity: Stores 12 months of energy and demand records with temperature-compensated clock accuracy. OEM/ODM Service: Manufacturer provides OEM and ODM services with 12 R&D engineers.