Features Accurate and Adjustable: LCD display for measurement of active power, with the flexibility to modify meter address, baud rate, and check bit for tailored usage. Wiring and Installation: Single phase 4P wire connection and 35mm guide rail installation, ensuring convenient setup with high accuracy up to 1 level. Persistent Storage: Equipped with a pulse constant of 400imp/1000imp and data storage time of over 20 years, offering long-term usage and reliable data retention. Accurate Measurement: Utilizes microelectronic and digital processing technology to ensure and trustworthy measurement of electric energy consumption. Technical Parameters: Voltage of 220 V 50Hz, current ranging from 15-60A, and measuring energy range from 0.0-99999.0kwh, providing comprehensive and versatile energy monitoring capabilities. Specification: Item Type: Digital Energy Meter Model: DDM75SR Number of Phases: Single phase Relative Humidity: ≤95% Ambient Temperature: -35~65℃ Accuracy: Level 1 Voltage Specification: 220 V 50Hz Current Specification: 15-60A Maximum Working Current: 100A Measured Energy Range: 0.0-99999.0kwh Indicate Current Specification: Reference current(maximum current) Insulation Performance: AC voltage 4KV, 1 minute, 1.2/50us waveform impulse voltage: 6KV Data Display: LCD display Installation Mode: Rail installation Package List: 1 x Digital Energy Meter 1 x User Manual Note: betweendiv>1. During meter installation, connect cables according to the wiring diagram in the user manual.between/div>betweendiv>2. The instrument should be installed in a dry and stable place, can be installed indoors, avoid direct sunlight, humidity, heat, , smoke, dust, sand and corrosive gas.between/div>betweendiv>3. It can be installed and used after the test . If it is not ed or the storage time is too long, the test instrument will be tested again.between/div>betweendiv>4. Only experienced electrician or professional technician can install the meter. Please read the manual.between/div>betweendiv>5. Must be installed on refractory wall, not easy to shake.between/div>betweendiv>6. It is recommended to use copper wire input when wiring, so as to avoid burning meter caused by poor contact.between/div>betweendiv>7. When the meter is correct, the indicator lights up. The load capacity of the meter is between 0.05lb and lmaximum. Excessive capacity will cause burnout.between/div> Package List 1 x Digital Energy Meter 1 x User Manual