Intelligent Electric Instrument

Product Description

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-RTU

Example: 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 box

Outer packing: carton