smart electricity meter

The PMC-53M smart meter is a three-phase multifunctional power meter, which is a new type of multifunctional power meter that can measure all electrical parameters in a three-phase power grid, such as three-phase voltage (phase/line), three-phase current, active power, reactive power, power factor, grid frequency, demand, and bidirectional energy measurement, using communication protocols.

1. The instrument has high safety and good reliability, and various anti-interference measures have been adopted in the design process, which can operate stably in the power system Electrostatic discharge anti-interference meets level 4; The anti-interference performance of the electric fast transient pulse group meets level 4, and the high-voltage impulse anti-interference meets level 4; Surge immunity meets level 3; The panel protection level complies with IP54; The shell protection level complies with IP20; The external dimensions of the monitoring instrument comply with DIN96 × 96 standard, with a shell depth of 60mm. It adopts a self-locking panel installation mechanism and can be installed without screws Compact appearance and simple installation method make it convenient

2. The system wiring is convenient and flexible

The system wiring methods include three-phase four wire system and three-phase three wire system

3. Intuitive display and easy operation

The large-sized LCD module can display multiple information in real time, coupled with bright backlight, allowing operators to accurately read data even in poor lighting conditions The operation method is user-friendly, and the operator can quickly master it. Reading data and setting parameters will become simple and easy to operate.

　　2、 Installation precautions

1. There are no user adjustable components inside this product, please do not disassemble during installation

2. Do not carry out live work

3. During operation, the ambient temperature should be between -20 ° C and 70 ° C, the humidity should be between 0% and 95%, and the atmospheric pressure should be between 70 kPa and 106 kPa Avoid placing the instrument near strong interference sources, radiation sources, heat sources, and areas with high dust This product should be transported under packaging conditions and should not be subjected to severe vibration and impact during transportation and unpacking Instruments should be stored in their original packaging in a clean environment with a temperature not exceeding -30 ℃ to+80 ℃ and a relative humidity not exceeding ± 95% (without condensation). The air should be free of corrosive gases and mold.

　　3、 Technical parameters
There are two types of working power sources:

1. AC power supply 85VAC~265vAC/85VDC~265VDC, power consumption<5W;

2. DC power supply 24VDC ± 20% input, ripple factor not exceeding 5%, power consumption<3W:

3. Relay output: 2 channels, 250V/5A AC or 30V/5A DC:

4. Supporting wiring methods: three-phase four wire system, three-phase three wire system

5. Interface operation: supports online modification of module address, baud rate, setting parameters, display of all measurement and calculation data, etc

6. LCD display: segmented LCD display with a field of view of 67mmX60mm

7. Update speed:<1 second: RS485

8. Communication: Supports Modbus protocol, communication rate (1200240048009600), large isolation output capacity of 32:

9. Communication response time: 20ms (9600bps):

10. Operating environment: 20 ° C to 70 ° C:

11. Storage temperature: -30 ℃~80 ℃:

12. Humidity: 95% without condensation:

13. Protection level: Panel IP54, Shell IP20

14. Monitoring technical indicators:

15. Tracking frequency range: 45-65Hz (resolution 0.02Hz):

16. Accuracy of the collection part: (U, I) 0.5 level;

17. Calculation accuracy: (P, Q, S) Level 1:

18. Switch status acquisition: 4 channels, passive node optically isolated (isolation voltage of 1500VDC) input:

(1) Switching state debounce time: 60 ms:

(2) Resolution of switch status acquisition: ≤ 2ms;

(3) Electric energy pulse counting input: switch state input multiplexing;

19. PT rated input: 220V on the secondary side or standard IOOV (input continuously overloaded to 1.25 times the rated value); Primary side 100V~35000V;

20. CT rated input: 5A (continuous overload up to twice the rated value), please specify the required type when ordering

　　4、 Ordering Instructions

Relevant standards to be indicated when ordering (corresponding to nameplate content)

Power standard configuration: 85-265V/AC or 85-265V/DC, 5W; Optional configuration: 24V/DC ± 20%, 3WcT rated standard input: 5A, continuous overload 2 times; Optional input: lA, continuous overload twice

PMC-53M Smart Meter

Instrument dimensions: 96 * 48 Hole size: (91 * 45)

Instrument dimensions: 48 * 48 Hole size: (45 * 45)

Instrument dimensions: 72 * 72 Hole size: (67 * 67)

Instrument dimensions: 80 * 80 Hole size: (76 * 76)

Instrument dimensions: 96 * 96 Hole size: (91 * 91)

Instrument dimensions: 120 * 120 Hole size: (111 * 111)