product overview

The YN815 series multifunctional power monitoring instrument adopts professional measurement chips, with industrial grade microprocessors as the core, high processing speed, and high cost-effectiveness. It can measure three-phase voltage, three-phase current, three-phase power, three-phase power factor, four quadrant bidirectional energy measurement in the power grid, and can achieve four types of multi rate measurement in eight time periods. It can detect the total harmonic content of voltage and current in the power grid, measure odd harmonics of voltage 3-31 times, measure odd harmonics of current 3-31 times, calculate the maximum and minimum values and demand, measure current voltage imbalance, as well as detect and protect leakage. The product is mainly used in building intelligent management systems, industrial power management systems, industrial substation (power station) management systems, power plant electrical monitoring and management systems, etc.

Product Features

■ Can be programmed on-site to set various parameters and ratios, easy to operate;

Good stability and high anti-interference ability;

Optional switch output (relay output) to achieve alarm and remote control functions;

Up to 16 SOE event recording functions;

Optional switch input with built-in power supply optocoupler isolation, which can detect various on-site states and achieve remote signaling function;

Optional high-precision analog output for transmission, suitable for use in DCS systems;

Automatically detect the surrounding environment, turn on or off the LCD backlight, save energy, and improve the lifespan of the LCD backlight.

Model List

Note: The above optional functions are commonly used combinations. If special functions are required, please contact our company for confirmation.

YN815A: Measurement of three-phase voltage, three-phase current, three-phase power, three-phase power factor, frequency, four quadrant bidirectional electrical energy, measurement of voltage and current imbalance, total harmonic content of voltage, total harmonic content of current, odd harmonic content of voltage 3-31, odd harmonic content of current 3-31, etc.

YN815B: Measurement of three-phase voltage, three-phase current, three-phase power, three-phase power factor, frequency, four quadrant bidirectional electrical energy, measurement of voltage and current imbalance, total harmonic content of voltage, total harmonic content of current, odd harmonic content of voltage 3-31, odd harmonic content of current 3-31, maximum value and demand statistics, clock and 16 event recording functions, etc.

YN815C: Measurement of three-phase voltage, three-phase current, three-phase power, three-phase power factor, frequency, four quadrant bidirectional energy, measurement of voltage and current imbalance, statistics of four rates (peak, off peak, flat, valley) in eight time periods, etc.

YN815D: Measurement of three-phase voltage, three-phase current, three-phase power, three-phase power factor, frequency, four quadrant bidirectional energy, measurement of voltage and current imbalance, statistics of four rates (peak, flat, valley) in eight time periods, maximum value and demand statistics, clock and 16 event recording functions, etc.

YN815E: Measurement of three-phase voltage, three-phase current, three-phase power, three-phase power factor, frequency, four quadrant bidirectional energy, measurement of voltage and current imbalance, total harmonic content of voltage, total harmonic content of current, odd harmonic content of voltage 3-31, odd harmonic content of current 3-31, maximum value and demand statistics, clock and 16 event recording functions, statistics of 4 rates (peak, flat, valley) in 8 time periods, etc.

Specification parameters

Typical Connection Diagram