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CDMP-300

CDMP-300
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The fourth part, CDMP200/300 Series Protection Controller
CDMP200/300 series of protection and monitoring device in the absorption of the principle of the current domestic programs mature and advanced for the
Development of a new generation of country demand protection products, can be applied to non-110kV and below voltage power directly to ground
Various types of electrical equipment and network line protection or backup protection master, both fault recorder, network communications from
Automation functions.

  1. l       1. Device protection profile
    * CDMP200/300 universal protection and monitoring device (you can achieve line, bus, prepare to vote, Auxiliary Transformer
    , Power less than 2000kW high voltage motor, transformer backup protection, high voltage electrical power after more than 2000kW
    Equipment protection)
    * CDMP281/381 voltage transformer protection and monitoring device
    * CDMP302 large high-voltage electric main protection and monitoring device
    Complete protection of main transformer
    * CDMP391 transformer backup protection and monitoring device
    * CDMP392 transformer differential relay
    1) CDMP200/300 main protection configuration is as follows:
    Current protection (three sections of over-current, time-bound, anti-time Note 1, the negative sequence current, over-load, zero sequence current,
    Complex voltage over-current, Ix over-current Note 1)
    Reclosure (with no pressure inspection, inspection period, after the acceleration)
    Frequency load shedding protection (with slip lock, low-voltage lockout), low-frequency solution to be protected
  2.  
  3. l       Low current ground protection (with the network selection line)
    Voltage protection (low voltage splitting, low-voltage, over voltage, loss of voltage, negative sequence over-voltage, zero sequence voltage)
    Preparatory Auto
    Overheat protection
    Reverse Power Protection
    Motor protection (including the start-up time is too long to protect, double &#118alue) (Note 2)
    Custom protection for 1 to 8 (Note 3)
    Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
    Extremely inverse time.
    Note 2: If the input motor protection, the Current Protection and the ceiling has the Current Protection
    Motor starting time pre-determined &#118alue of automatic double function; set time overcurrent protection with security in the motor starting time
    Nursing automatic logoff feature.
    Note 3: Custom protection for the realization of temperature and other non-power protection, but also realize the standard library does not provide protection
    Special protection.
    2) CDMP281/381 main protection configuration is as follows:
    Voltage protection (1 # PT over-voltage, 2 # PT over-voltage, 1 # PT Low Voltage, 2 # PT Low Voltage, 1 # PT negative sequence power
    Pressure, 2 # PT negative sequence voltage, 1 # PT zero sequence voltage, 2 # PT zero sequence voltage)
    Voltage transformer secondary voltage is automatically switched (ie, automatic switching PT) (Note 1)
    Custom protection for 1 to 8 (2)
    Disconnection Protection (1 # PT, 2 # PT) (Note 3)
    Note 1: The device lock control panel manual / automatic voltage switching.
    Note 2: Custom Protection library used to implement standards to protect the special protection is not provided.
    Note 3: In the "Device Parameters" menu set the input / exit for the PT switching voltage when disconnected.
    3) CDMP302 main protection configuration is as follows:
    Instantaneous differential protection
    Percentage differential protection (with CT breaking blocking function)
    Zero-sequence voltage protection
    Custom protection for 1 to 8 (1)
    Note 1: Custom protection for the realization of temperature and other non-power protection, but also realize the standard library does not provide protection
    Special protection for
  4.  
  5. l       Complete protection of main transformer high side by the CDMP391 reserve and the main protection CDMP392, low-pressure side of the reserve
    Protection can be based on actual need for the CDMP300/CDMP200, CDMP391 form
    4) CDMP391 main protection configuration is as follows:
    Current Protection (
    section composite voltage-current protection, overload, overload lockout voltage, overcurrent protection start cooling
    Care)
    Zero-sequence voltage protection
    Protection options: direction lock (1)
    Protection options: composite high-pressure side (2)
    Protection options: Composite low side (Note 3)
    Custom protection for 1 to 8 (Note 4)
    Note 1: If the input direction of locking feature, combined with the direction of voltage over current latch function.
    Note 2: If the input composite high-pressure side of the function, the composite voltage-current protection to take high side voltage.
    Note 3: If the input complex low-pressure side of the function, the composite voltage-current protection to take low voltage.
    Note 4: Custom Protection for the realization of gas, temperature and other non-power protection, but also realize the standards to protect library
    Does not provide special protection.
    5) CDMP392 main protection configuration is as follows:
    Instantaneous differential protection
    Percentage differential protection (with CT breaking blocking function)
    Zero sequence current protection
    Zero-sequence voltage protection
    Custom protection for 1 to 8 (1)
    Note 1: Custom protection for the realization of temperature and other non-power protection, but also realize the standard library does not provide protection
    Special protection.
    2. Key Features
    Set the protection, measurement, monitoring, control, man-machine interface, communication and other functions into one; specifically for open
    Switchgear for "unit" of design, a device to complete the switch cabinet of all the automation features that simplify the
    Secondary switchgear design and construction, instead of a variety of conventional relays and measuring instruments, save a lot of installation space
    Rooms and control cables.
    Online Protection and control of programmable, staff familiar with electrical ladder diagram (LAD) programming to meet
  6.  
  7. l       IEC1131-3 standard; versatility, built-in protection of libraries, users can run to configure the appropriate protection,
    Reduced the device type and spare parts.
    32-bit digital signal processor (DSP), advanced core structure, high-speed computing power and real-time letter
    No. good handling characteristics, due to factors such as CPU performance of the protection algorithm can not be achieved easily.
    DeviceNet (CAN) field bus communications, automatically re-issued with the wrong frame and automatic detachment fault node
    Error correction mechanism to ensure real-time information transmission and reliability. The highest rate of 1Mbps, the most long-distance 10km, a
    Article bus allows up to 110 devices attached.
    Enclosed metal chassis, waterproof, dustproof, and has a strong anti-static, anti-electromagnetic interference and resistance to mechanical vibration
    Dynamic capabilities; either distributed locally installed in the switch cabinet, focus group screen can also be installed; device structure is reasonable, then
    In installation, wiring and commissioning.
    Surface mount technology, an important device (such as power modules, transformers, relays, liquid crystal display terminal
    Child, etc.) are well-known companies with mature products, MTBF 100,000 hours.
    Ability to complete self-test and found abnormal device can automatically alert; self-protection to effectively prevent the wiring
    Error or normal operation of the device caused permanent damage; maintenance-free design, no need to adjust in the field sampling precision
    Measurement accuracy will not run because of environmental change and long-term increases caused by errors.
    International universal input power supply module, compatible with 85 ~ 264V AC or DC Power Supply, power supply drops and more
    Voltage mutations have outstanding performance.
    AC and DC operating circuit breaker with a common anti-jump locking hardware modules, sub / closing operation of the current loop
    Size does not affect the module work properly. Enhanced circuit breaker operation and management functions, the various operation modes of the substation,
    Distribution station can apply.
    Digital input support direct trip or alarm, for gas, temperature and other important trip protection or interlock. Mining
    Confirmation can be set to change with time window technique, the effective elimination of switch contacts jitter and electromagnetic interference and ensure the correct remote signals
    100%.
    Ergonomic man-machine interface design, graphic LCD with backlight, menu design, all the Chinese show
    Rationalize the screen saver control. Display includes measurement data, binary state, real-time waveforms, event records,
    Fault recorder, protect &#118alue and system parameters.
    With the event record can be recorded with the power system for safe all events, the time resolution
    Less than 1ms, available online log events 100, power-down is not lost, easy to analyze the causes and diagnostic equipment, lack of fault
    Depression.
    A fault recorder function, can be a true record of failure before and after the current, voltage, switch state information, write
  8.  
  9. l       Density wave recorded 24 points per week, record length of 100 frequency, power-down is not lost.
    Protection setting with multiple sets of manual and automatic switching function. Electrical device can automatically recognize changes in the functioning,
    And automatically switch the protection setting zone is particularly suitable for unattended operation mode often changes and electrical occasions.
    3. General technical specifications
    1) Environmental conditions
    * Normal temperature: -10
    ~ 55
    * Extreme Temperature: -30
    ~ 70
    * Storage temperature: -40 ~ 85
    * Relative humidity: ≤ 95%, no condensation
    * Atmospheric pressure: 80 ~ 110kPa
    2) Power Supply
    * Voltage range: 85 ~ 264V (AC or DC)
    * Normal power consumption: <10W
    * Maximum power consumption: <20W
    * Power Drop: 200ms
    * The electric shock: 4A
    * Isolation voltage: 3kV
    3) Control power supply
    * Rated voltage: 220V (AC or DC) (rated voltage of 110V the need to specify when ordering)
    * Overload: 60% ~ 120% rated voltage, continuous
    * Isolation voltage: 4kV
    4) AC current loop
    * Rated current: 5A (rated current of 1A, must specify when ordering)
    * Power consumption: <0.5VA / per phase
    * Overload: 2 times rated current, continuous
    10 times rated current, allowing 10s
    40 times rated current, allowing 1s
    * Isolation voltage: 4kV
    5) AC voltage circuit
  10.  
  11. l       * Rated voltage: 100V (line voltage) or 100 / √ 3 (phase voltage)
    * Power consumption: <0.5VA / per phase
    * Overload: 2 times rated voltage, continuous
    * Isolation voltage: 4kV
    6) The switch input circuit
    * Rated voltage: 48VDC (from the device internal power supply)
    * Power consumption: 2mA (IN01 ~ IN14)
    * Resolution Rate: <1ms
    * Isolation voltage: 4kV
    7) Relay Output
    * Breaking voltage: 250VAC, 220VDC
    * Breaking power: 1250VA AC or 120W DC (resistive load)
    500VA 75W AC or DC (inductive load)
    * Working Current: 5A, continuous
    * Isolation voltage: 4kV
    * Operating time: <5ms
    * Contact material: silver gilt
    * Electrical Life: 2,000,000
    * Mechanical life: 20,000,000 times
    8) measurement accuracy
    * Current, Voltage: 0.2
    * Power, electric degrees: 0.5
    * Frequency: <0.02Hz
    9) insulation
    * Insulation Resistance: The electrical circuit between the> 500MΩ (500V Megohmmeter)
    The electrical circuit and to> 500MΩ (500V Megohmmeter)
    * Power frequency withstand voltage: the electrical circuit between the 2.5kV/50Hz, 1Min
    The electrical circuit and to 2.5kV/50Hz, 1Min
    * Impulse Voltage: The electrical circuit between the ± 5.0kV/0.5J, 1.2/50us
    The electrical circuit and to ± 5.0kV/0.5J, 1.2/50us
  12.  
  13. l       * High Voltage: The electrical circuit between the 2.5kV/2s
    * The electrical circuit and to 2.5kV/2s
    10) electromagnetic compatibility
    * Able to GB/T14598.14-1998 (idt IEC255-22-2) standard grade
    in the harsh provisions
    Electrostatic discharge tests.
    * Able to GB/T14598. 9-1995 (idt IEC255-22-3) standard grade
    in the harsh provisions
    Radiated electromagnetic field disturbance tests.
    * Able to GB/T14598.13-1998 (idt IEC255-22-1) standard grade
    in the harsh provisions
    1MHz burst disturbance tests.
    * Able to GB/T14598.10-1996 (idt IEC255-22-4) standard requirements of the harsh grade A,
    Fast transient disturbance test.
    * Able to IEC1000-4-5 "Electromagnetic compatibility (EMC)" Part IV: Testing and measurement techniques s
    Standard anti-jamming test the impact of five chapters under harsh grade
    surge impact test.
    11) Mechanical Properties
    * Able to GB7261-87-16 standard requirements of the harsh grade
    , vibration test.
    * Able to GB7261-87-17 standard requirements of the harsh impact of grade
    trial.
    * Able to GB7261-87-18 standard requirements of the harsh grade in crash tests.
    4. Device tuning
    1) Setting protection function setting table

Serial number

Name

Range

Notes

1

Instantaneous trip current

/LAD/ALM/TRE/TRP

Does not enable the protection, valuation and investment return in the menu, the protection does not appear. , "LAD": Protection of exports only through ladder programming. "ALM": Protection of exports do not trip, send warning signals. "TRE": Protection of exports do not trip, cataract signal.   

 

 

 

 

 

 

2

Current speed limit break

/LAD/ALM/TRE/TRP

3

Set time overcurrent

/LAD/ALM/TRE/TRP

4

Inverse time overcurrent

/LAD/ALM/TRE/TRP

5

Accelerated after

/LAD/ALM/TRE/TRP

6

Overload

/LAD/ALM/TRE/TRP

  1.  
  2.  

7

Negative sequence current

/LAD/ALM/TRE/TRP

"TRP": protection of export trip, made fault signal.

 

 

 

 

 

 

 

 

 

 

 

 

8

Zero sequence current

/LAD/ALM/TRE/TRP

9

Single-Phase Grounding

/LAD/ALM/TRE/TRP

10

Over-voltage &#118alue

/LAD/ALM/TRE/TRP

11

Low-voltage &#118alue

/LAD/ALM/TRE/TRP

12

&#118alue loss of pressure

/LAD/ALM/TRE/TRP

13

Negative sequence voltage

/LAD/ALM/TRE/TRP

14

Zero sequence voltage

/LAD/ALM/TRE/TRP

15

Composite voltage over-current

/LAD/ALM/TRE/TRP

16

Low Frequency Load Shedding

/LAD/ALM/TRE/TRP

17

Low splitting

/LAD/ALM/TRE/TRP

18

Reclosing

/LAD/ALM/TRE/TRP

19

Preparatory Auto

/LAD/ALM/TRE/TRP

20

Overheat

/LAD/ALM/TRE/TRP

21

Reverse Power

/LAD/ALM/TRE/TRP

22

Start time is too long

/LAD/ALM/TRE/TRP

23

Time limit Ix overcurrent

/LAD/ALM/TRE/TRP

24

Inverse-time overcurrent Ix

/LAD/ALM/TRE/TRP

25

Differential speed off

/LAD/ALM/TRE/TRP

26

Rate differential

/LAD/ALM/TRE/TRP

27

Zero sequence current

/LAD/ALM/TRE/TRP

  1.  
  2.  

28

Zero sequence voltage

/LAD/ALM/TRE/TRP

 

29

1 # PT over-voltage protection

/LAD/ALM/TRE/TRP

 

30

1 # PT Low voltage protection

/LAD/ALM/TRE/TRP

 

31

1 # PT negative sequence voltage protection

/LAD/ALM/TRE/TRP

 

32

1 # PT zero sequence voltage protection

/LAD/ALM/TRE/TRP

 

33

2 # PT over-voltage protection

/LAD/ALM/TRE/TRP

 

34

2 # PT Low voltage protection

/LAD/ALM/TRE/TRP

 

35

2 # PT negative sequence voltage protection

/LAD/ALM/TRE/TRP

 

36

2 # PT zero sequence voltage protection

/LAD/ALM/TRE/TRP

 

37

Surge overload lockout protection

/LAD/ALM/TRE/TRP

 

38

Overcurrent protection start the air-cooled

/LAD/ALM/TRE/TRP

 

39

Options: Motor Protection

ON/OFF

If the "ON", the protection was related to increased motor control options.

40

Options: direction lock

ON/OFF

 

If the "ON", the three sections of the current protection of the direction of locking feature.

41

Options: Low-voltage lockout

ON/OFF

 

If the "ON", the three sections of the current protection of low voltage lockout feature.

42

Custom Protection (of 8)

 

 

 

——/IN01IN14

 

 

"--": Enter the name of the custom, after protection, then the cast back to the menu in the protection of investment and withdrawal appear, the specific protection through the ladder logic programming. "IN01 ~ IN14": If you select one, then the corresponding amount of non-switching power protection, the decision by the switch on parametric methods to protect exports.

  1. l        
    2) protection of Setting &#118alue Table
    Protection of the content on Settings, under the protection function setting on the circumstances, the following parameters for the complete protection setting table:

Serial number

Name

Range

Step

1

Motor parameters

 

 

 

Rated Current

0100A

0.01A

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