The comprehensive power monitoring and control instrument adopts modern digital signal processing chips and high-precision energy metering chips, which can accurately and stably measure all commonly used power parameters in the three-phase power grid: three-phase voltage, three-phase current, active power, reactive power, apparent power, grid frequency, power factor, electrical energy, voltage imbalance, current imbalance, voltage harmonics, current harmonics, zero sequence current, and has four rates and eight time periods, It also has a digital communication interface and electric energy pulse output function. The comprehensive power monitoring and control instrument has a high cost-effectiveness, which can directly replace conventional measurement and indication instruments, energy metering instruments, and related auxiliary units. As an advanced intelligent and digital front-end collection unit for power grids, it has been widely used in various control systems, SCADA systems, and energy management systems, as well as in substation automation, distribution network automation, residential power monitoring, industrial automation, intelligent buildings, intelligent distribution panels, and switchgear. It has the advantages of easy installation, simple wiring, easy maintenance, small engineering quantity, and on-site programmable input parameters Capable of completing network communication with different PLCs, frequency converters, industrial control computers, etc. in the industry.
characteristic
Measurement: three-phase phase voltage, line voltage, current, total active power, total reactive power, total power factor, total apparent power, active energy, and reactive energy.
Display: High definition LCD Chinese LCD screen display with high visibility.
Communication: 1-way RS485 communication function, MODBUS-RTU protocol.
Output: 2 electrical energy pulse outputs (pulse constant 5000imp/kwh).
Expansion: It can directly input signals from voltage and current transformers, and the input parameter ratio can be programmable on site.
Optional: Four way switch output, four way analog output, and four way switch input.
Technical indicators
Partial interface
Connection
additional function
Ordering Example
When signing the contract, please provide detailed information such as product model, input signal, and wiring method.
This series of products comes standard with a default factory setting. If customers have special requirements, please specify them in detail in other projects.
Model: Comprehensive power monitoring and control instrument
Input: 380V/220V, 600A/AC5A
Power network: three-phase four wire
Communication interface: RS485/MODBUS-RTU
