PSR660U Integrated Measurement and Control Device TDCA Plug-in PSR660U-DC.B-B   

1 Overview
The PSR 660U series integrated measurement and control device is primarily used for measurement and control applications of unit equipment, and can also be configured for centralized measurement and control applications. The main functions of the device include: digital signal acquisition, pulse signal acquisition, encoded signal acquisition, temperature signal acquisition, DC signal acquisition, AC signal acquisition, digital control output, analog signal output/remote adjustment, SOE sequence of events recording, synchronization, transformer tap adjustment and slide blocking, logic programmable function, bay five-prevention interlock, remote/local operation, and various communication interfaces. Among them, AC acquisition includes: voltage, current, zero-sequence current and voltage and over-limit discrimination, active power, (true) reactive power, power factor, harmonics and harmonic distortion rate, calculated energy, broken line discrimination, voltage unbalance, etc. Each unit device consists of multiple intelligent sub-processing modules connected by a reliable and fast CAN bus.

1. The sub-modules of the device are allocated by function, including:

2. Intelligent digital input module (hereinafter referred to as DI, DIA);

3. Intelligent AC module (collectively referred to as AC, including 4TV/3TA and synchronization function hereinafter referred to as AC-1/ AC-1D; including 6TV/6TA and synchronization function hereinafter referred to as AC-2/ AC-2D (TV rated voltage 57.7V, 100V) and AC4-2/ AC-2D (TV rated voltage 220V, 400V); including 3TV/9TA hereinafter referred to as AC-3/ AC-3D; including 12TV hereinafter referred to as AC-U);

4. Intelligent temperature DC module (hereinafter referred to as TDC, TDCA);

5. Intelligent control module (hereinafter referred to as CTR);

6. Intelligent digital output module (hereinafter referred to as OUT, DO, DOA);

7. Intelligent temperature analog output module (hereinafter referred to as RTDAO, RTD, AO);

8. Intelligent latching digital input/output module (hereinafter referred to as LDIO, LDIOA);

9. Intelligent digital input/output module (hereinafter referred to as DIO);

10. Intelligent digital input/output DC module (hereinafter referred to as O, OA, OB);

11. Intelligent synchronization module (hereinafter referred to as SYN);

12. Intelligent digital access module (hereinafter referred to as STI (including ST interface and LC interface modules), including 4TV/3TA and synchronization function hereinafter referred to as STI-1; including 6TV/6TA and synchronization function hereinafter referred to as STI-2; including 12TV hereinafter referred to as STI-U);

And other optional modules.

13. The functions of each module are briefly described as follows:

14. DI, DIA module functions include configurable digital quantity acquisition, pulse quantity acquisition, encoded signal acquisition, etc.;

15. AC module functions include: RMS values of current and voltage fundamental and harmonics, active power, reactive power, power factor, total RMS value,

total active power, true reactive power, total power factor, fundamental frequency, calculation of phase voltage to line voltage, calculated energy (forward active energy, reverse active energy, forward reactive energy and reverse reactive energy), power quality parameters (three-phase unbalance, harmonic content rate, total harmonic distortion rate, etc.), event discrimination and recording (CT/PT broken wire, zero-sequence voltage over-limit, zero-sequence current over-limit), etc.;

16. The TDC module can directly connect to 4 channels of three-wire RTD and 220V, 110V, 5V, 20mA, 1mA voltage and current inputs for acquisition and calculation; The TDCA module can connect to 4 channels of three-wire RTD, 8 channels of 5V, 20mA voltage and current inputs and 4 channels of 220V voltage inputs for acquisition and calculation;

17. OUT, CTR, DO, DOA modules can achieve / tap adjustment;

16. The RTDAO module can output analog signals to achieve functions such as remote adjustment, and can also directly connect to 10 channels of three-wire RTD;

17. The LDIO module can provide 8 channels of output latching contacts, which can cooperate to achieve specific five-prevention functions, and also has 16 digital inputs;

The LDIOA module can provide 6 channels of output latching contacts, which can cooperate to achieve specific five-prevention functions, and also has 23 digital inputs;

18. The DIO module has both telemetry, / tap adjustment functions, and can achieve functions such as slide blocking;

19. The O module has telemetry, / tap adjustment, DC acquisition functions, and can achieve functions such as slide blocking; The OA module has telemetry, tap adjustment, three-wire RTD functions, and can achieve functions such as slide blocking; The OB module has telemetry, tap adjustment, DC acquisition functions, and can achieve functions such as slide blocking;

20. The SYN module can achieve more complex synchronization functions, such as three-side transformer synchronization and one-and-a-half breaker synchronization, etc. General synchronization functions can be completed by the AC-1 or AC-2 module, such as single breaker synchronization, main transformer two-side synchronization, etc.;

21. The STI module can achieve digital current and voltage acquisition and GOOSE network digital input/output communication. The digital channels include 9-1, 9-2 and FT3 three methods.

22. The HMI module is the human-machine interface module.

13. The device management main module (hereinafter referred to as CPU) is responsible for managing and collecting information and configuration of each sub-module, and completing graphical logic programming, five-prevention interlock, remote/local control, synchronization投入/退出 selection, and driving the human-machine interface, etc. This measurement and control device has two chassis sizes: one is a 19-inch 6U standard chassis, and the other is a 19/2-inch 6U standard chassis. Each chassis has one power module and one management main module, and their positions in the chassis are relatively fixed. The power module occupies a width of 40mm in the 19-inch chassis and 45mm in the 19/2-inch chassis. The management main module CPU occupies a width of 30mm. The width of other modules is 25mm except for the AC module containing current input which is 50mm wide, and they are allowed to be interchangeable in different slots in the chassis, with relatively flexible position and configuration, featuring plug-and-play characteristics.