Single Phase Pre-paid Electronic Energy Meter(IC card) Major Technical Data: Name of product: Single Phase Pre-paid Electronic Energy Meter(IC card) Type: DTSY318 Accuracy class: 1.0 Power consumption :< 4VA Rate voltage: 220V Rate current: 2.5(10) A 5(25) A 10(40) A Main functions: 1. Measurement of single phase 50Hz active power and power consumed 2. Set up maximum load, overload warning and power off 3. Warning of remained energy and remind user for payment 4. Re-read power consumed, remained energy and number of prepayments for power 5. Power off when no energy in the meter 6. Parameter transferring through IC card Salient Features: 1. High accuracy: 1.0 class 2. High overload: 6 times of overload 3. High reliability: long operating life 4. Low power consumption, tamper proof, light weight, small size and easy to install. 5. Register displays consumed power, and LED displays status of consumed power. 6. SMT technology and re-flow soldering technology are adopted. Meter has strong capability for disturbance. EMC can comply with requirement of IEC 61036-2000 7. High overload capacity. High reliability of relay 8. Single phase and three phase pre-payment electronic energy meters can share one set of prepayment control system.