multi-function power analyzer meter

Multifunction Power Meter: 1) Measures parameters of 3I, 3V, 3U, PF, F, P, S, ±ΣWh and ±ΣQh 2) Large screen digital LCD display 3) DC4 - 20mA, switch capacity, harmonic wave measuring, impulse output through insert different module, 4 modules available at most at the same time 4) Communication protocol MODBUS-RTUExample: YD2200 Display: LCD Phase/wire connection: Single-phase network; 3P4W; 3P3W; 1P3W (balanced and unbalanced loads) Voltage (Real effective value) Measuring range: 30 600V (line voltage); 20 400V (phase voltage) PT transformation ratio (programmable): 1 10,000 Input power consumption: ≤0.25 (220V) ≤0.60VA (600V) Continuous overload: 800V Current (real effective value) measure range: 0-6A Min. measurable current: 5mA CT transformation ratio (programmable): 1 10,000 Input power consumption: 0.2VA Continuous overload: 10A Concussive overload: 100A/s Single-phase power: 0 4,000W/var/VA Total power: 0 12,000W/var/VA Measurement accuracy Current: 0.5% (0.5 6A) Phase voltage: 0.5% (20 400V) Line voltage: 1.0% (50 600V) Power: 1.0% Power factor: 0.5% Frequency: 0.1% (50/60Hz) Energy: 1.0% (0.5L/0.5C) Insulation resistance Voltage/current/power supply/shell: 2.0kV/mim.2mA Output/power supply: 2.0kV/mim.2mA Operating conditions Operating-temperature range: -15 55°C Storage temperature range: -25 75°C Relative humidity: 20 95(without condensation) Electromagnetic compatibility Immunity to 1.2/50-8/20us Surge: Power supply: 4kV I/O: 2kV Immunity to electrical fast transient/burst: Power supply: 4kV, 2.5kHz I/O: 2kV, 5kHz Immunity to electrostatic discharge: Contact discharge: 6kV Air discharge: 8kV Immunity to radio frequency electromagnetic field: 10V/m (equivalent to a cellphone within a distance of 0.5m -1.4m) Communication Interface Port: RS-485 Communication protocol: Modbus RTU Inner packing: shrink wrap or PET boxOuter packing: carton