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          NPM60 Series

          Microcomputer Measurement and Control Protection Equipment

          Intelligent Energy Saving Safe Comprehensive

          Widely used in commercial buildings, residential compounds and infrastructures to realize intelligent control and management.

          PRODUCT OVERVIEW

          NPM60 series microcomputer measurement and control protection equipment adopts microprocessor with highly integrated chip and maintenance-free design, and has good anti-interference performance; it has the functions of phase-to-phase instantaneous current protection, overload current protection, overvoltage protection, low voltage protection, zero sequence overvoltage protection, reclosing protection, timing zero sequence overcurrent protection, inverse-time zero sequence overcurrent protection, low-voltage zero sequence protection, transformer body protection and non-electrical power tripping protection. It is widely used in the fields of industry, commerce, residence and infrastructure, etc., to protect the circuits and equipment.

          PRODUCT CHARACTERITICS

          Intelligent display

          Automatic screen lighting by infrared sensor;Primary main wiring diagram Switch position;Measurement of real-time value and other information

          Reliable design

          Industrial-grade components Professional anti-electromagnetic interference

          High-performance processing

          Adopts high-performance processor;Superior information storage capacity;Fast operation speed

          Diversified communication modes

          Supports dual Ethernet Dual RS485 communication interfaces

          General protection

          General protection can be adjusted according to the specific electricity environment on the site

          High-precision measurement

          Adopts frequency tracking technology to eliminate calculation deviation caused by fundamental frequency fluctuations, and accurately calculates fundamental frequency components, harmonic components and sequence components.

          Electromagnetic compatibility characteristics

          Anti-electromagnetic interference: EMC test

          Professional anti-electromagnetic interference design ensures the reliability of the device.

          Technical Parameters

          Parameter type Indicators
          Power supply Voltage range DC24V~AC/DC 265V
          Frequency range 40Hz~60Hz
          Maximum power consumption 10W
          Power drop 200ms
          Control power supply Rated voltage AC/DC 220V (110V should be specified when ordering)
          Overload capacity Continues operation at 60%-120%Un
          AC current circuit Rated current 5A (1A should be specified when ordering)
          Power consumption <0.5VA
          AC voltage circuit Rated voltage 100/√3V
          Power consumption <0.5VA
          Environmental characteristics Operating temperature -20℃~+65℃
          Storage temperature -40℃~+80℃
          humidity 95%
          Mechanical strength Vibration resistance GB7261-2016-12.1 Class I
          Impluse resistance GB7261-2016-12.2 Class I
          Earthquake GB7261-2016-12.3 Class I
          Insulation class Industrial frequency dielectric withstand capability 2.5kV/50Hz,1 min
          1.2/50μs Impulse wave 5kV
          Measurement and metering accuracy Current/Voltage ±0.2%
          Phase angle ±0.5°
          Power factor ±0.2%
          Frequency ±0.01Hz
          DC flow ±1%
          Power ±0.5%
          Kilowatt-hour ±0.5%
          Selection table

          NMP60 G L Y 2 1 5 M
          Product code Protection category Type of protection Anti-tripping Power supply Input voltage Input current Additional functions
          NPM60:
          Microcomputer measurement and control protection device
          G:General protection
          P: PT protection
          B:Standby Self-input protection
          D:Differential protection
          N:Non-electrical protection
          C:Public measurement and control
          F:Anti-islanding
          H:Low frequency and low voltage
          L:Line protection
          T:Transformer
          M: Motor protection
          C:Capacitor protection
          B:Busbar protection
          R:Backup protection
          X:PT parallel and harmonic elimination
          E:None
          Y: Supported
          N: Not supported
          2: AC/DC 220V
          1: DC110V
          4: DC48V
          3: DC24V
          1: 100V
          3: 380V
          0:No voltage input
          5: 5A 1:1A
          0:No current input
          M:Analog output

          Note: Transformer differential protection measurement and control device should be used in paired with transformer backup protection measurement and control device.

          Technical Parameters


          • Power supply

            Voltage range:DC24V~AC/DC265V

            Frequency range:40Hz~60Hz

            Maximum power consumption:10W

            Power drop:200ms

            Control power supply

            Rated voltage:AC/DC 220V (110V should be specified when ordering)

            Overload capacity:Continues operation at 60%-120%Un

            AC current circuit

            Rated current:5A(1A should be specified when ordering)

            Power consumption:<0.5VA

            AC voltage circuit

            Rated voltage:100/√3V

            Power consumption:<0.5VA

            Environmental characteristics

            Operating temperature:-20°C~+65°C

            Storage temperature:-40°C~+80°C

            Humidity:95%

            Mechanical strength

            Vibration resistance :GB7261-2016-12.1 Class I

            Impluse resistance:GB7261-2016-12.2 Class I

            Earthquake:GB7261-2016-12.3 Class I

            Insulation class

            Industrial frequency dielectric withstand capability:2.5kV/50Hz,1 min

            1.2/50us Impulse wave:5kV

            Measurement and metering accuracy

            Current/Voltage:±0.2%

            Phase angle:±0.5°

            Power factor:±0.2%

            Frequency:±0.01Hz

            DC flow:±1%

            Power:±0.5%

            Kilowatt-hour:±0.5%

          Selection table


          • Product code :NPM60:Microcomputer measurement and control protection device

            Protection category:G:General protection、P:PT protection、B:Standby Self-input protection、D:Differential protection、N:Non-electrical protection、C:Public measurement and control、F:Anti-islanding、H:Low frequency and low voltage

            Type of protection:L:Line protection、T:Transformer 、M: Motor protection、C:Capacitor protection、B:Busbar protection、R:Backup protection、X:PT parallel and harmonic elimination、E:None

            Anti-tripping:Y: Supported 、N:no addtional functionAnti-tripping

            Power supply:2:AC/DC220V、1:DC110V、4:DC48V、3:DC24V

            Input voltage:1:100V、3:380V、0:No voltage input

            Input current:5:5A、1:1A、0:No current input

            Additional features:M:Analog output

          Note: Transformer differential protection measurement and control device should be used in paired with transformer backup protection measurement and control device.

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