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Tel:0577-55921166
Fax:0577-59921167
Chief:Mr.chen
Address:Geyao Building, the Junction of Shanhai Road&Haixia Road, Industrial District, Cangnan County, Zhejiang Province
Zip:325800
E-mail:cngydz@163.com
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Motor protector

GY205 motor protection device

  • GY205 motor protection device 1 、 Product Introduction The intelligent, networked, digital LCD wide screen display motor protection device which our company developed is according to the IEC international standards.At first , It combines
  • support hotline:13732088722
  • Product Details

 

GY205 motor protection device

1Product Introduction                                                                  

The intelligent, networked, digital LCD wide screen display motor protection device which our company developed is according to the IEC international standards.At first , It combines the advanced network communication technology with the distributed intelligent technology in the MCC control center.And it integrates motor intelligent protection, integrated electrical quantity measurement and remote on-off operation control, operation state monitoring, fault recording and network communication.At last , it can view the measured data, DI / DO status, alarm information, fault information management, motor information management, parameter setting, motor start and stop, etc., and can satisfy the multi-party starting mode .It can be directly installed and used in low-voltage control terminal MCC cabinets and 1 / 4 units and above various drawer cabinets. on.Its measure protection avoided the productive accidents caused by the motor fault like overload , locked-rotor , overvoltage , undervoltage, underload, open-phase, electrical grounding earth etc. and  ensured the equipments’ normal function and sfety .

Its fieldbus RS5485 interfaces support various protocols which can be used in many microcomputer industrial control configuration software to complete the network communication management,on the other hand, it can also connect with the DCS system by the way of 4-20 Ma variable signal output, then transmit and output the operating parameters of the motor to form a distributed integrated electric power monitoring system.Standard configuration, perfect function, these greatly simplifies the maintenance of the motor circuit in the traditional sense and reduce the equipment maintenance cost,so it provides scientific and effective field level protection, measurement and control unit for industrial production process control.

 

 

 

 

l Field level protection, measurement and control unit

l Integrated all-round motor intelligence, digitalized protection and  network communication

l Apply the advanced network communication and distributed intelligent technology in the MCC panel.

l Continuous monitoring, flexible control

                                                   

2Model¤t specification                                                                 

Model

Power range

Current range

Remark

06

0.1-2.5kw

0.2-6A

 

 

Wring through the protection device CT hole directly

10

1.5-4.5kw

3-10A

30

3-11kw

5-30A

50

5-20kw

10-50A

100

11-45kw

20-100A

150

20-75kw

40-150A

200

20-90kw

40-200A

Provide 200/5,Wring through the protection device CT hole second time

300

30-110kw

60-300A

Provide 300/5,Wring through the protection device CT hole second time

400

45-200kw

80-400A

Provide 400/5,Wring through the protection device CT hole second time

500

50-250kw

100-500A

Provide 500/5,Wring through the protection device CT hole second time

600

60-300kw

120-600A

Provide 600/5,Wring through the protection device CT hole second time

800

100-400kw

160-800A

Provide 800/5,Wring through the protection device CT hole second time

 

3Technical Parameter                                                                                                                                 

Routine description

Protection function

Working Power

AC85-265V,AV220V,50Hz

Overload protection

Circuit voltage

AC380/660V(660Vremark the change)

Short protection

control relay output capacity

5A250VAC

Locked-rotor protection

Programmable relay output capacity

5A250VAC

earthleakageprotection

Power consumption

5W

Open-phase protection

Fieldbus

1MODBUS-RTU protocolbaud rate 9600-19200bps

2PRODIBUS-DP protocolbaud rate 9600-6000000bps

underload protection

Overvoltage protection

工作环境

Working temperature -30~+75

Storage condition -40+85

Relative humidity5%95%

height≤2500m

Undervoltage protection

Time-out protection

overheat protection

Anti-interference start

Pollution grade

Control fuction

Protection grade

IP20

Direct start

Installation way

Standard 35mm leadrailscrew fixed directly

Direct bypass start

Application

three - phase asynchronous motor, frequency control , increased safety motorfeeder

Forward and reverse start

Digital input 

Programmable Digital input  internal power supply, Photoelectric isolation 12 channels

Star-triangle start

Control relay output

6channels

Automatic step-ddown start

Analog output

DC4-20mAinternal power supply 24V DC, conversion accuracy0.5%FS

Soft start

 

4Structure&size 

                                                                      Current tansformer

  Main body

Consists of electronic components tripping protection film, current transformer.Fixed on standard lead rail or Directly installed by screws.

Operation panel

Installed in the door or the drawer door. Use the control button and LCD on the opration panel to complete the control,monitor and paramiter setting.

Connect

Operation panel is connected to main body by RJ11 interface

 

Attention! The connecting wire should not be a live wire.The operation panel LCD will show communication fault if the connecting is failed

 

Installation sizeUnitmm


5Terminals interface  

 

Five I/O rows of terminals, I/O terminal boards are installed on the main bodyJust as the drawing below)。

 

 

 

5.1Terminals definition

Terminal rows

Terminal NO.

definition

remark

X1

X1:1…13

Digital I/O input

Maximum terminal diameter is 1.5mm2

X1:14

DC24V output

X1:15,16

Thermistor inputPTC

X2

X2:1…6

Operation panel interface

Standard RJ11interface

X3

X3:1…4

hold external CT input

Maximum terminal diameter is 2.5mm2

X4

X4:1…4

three-phase voltage measurement input

X4:5,6

Zero-sequence CT current input

X4:7

Earth terminal

X4:8,9

4-20mA analog output

X4:9…11

RS485communication interface

shielded twisted pair

X5

X5:1…5

programmable relay output

Maximum terminal diameter is 2.5mm2

X5:7…10

Control relay output

X5:11,12

220V AC power input

 

 

5.1.1 Power input terminals                                         +          

             

 

Terminal No.

Name

Description

X511

L(+)

Power input AC 220V live wire

X512

N(-)

Power input AC 220V null line

 

 

5.1.2 Digital input terminals                                      +          

Provide 13 digital input terminals, select internal DC24V power supply.The device tests the input terminals and judges the signal input. Digital input terminals include 3 programmable terminals which can be definited according to the users’ requirement.

 

Terminal No.

Name

Description

X11

Start 1

Start button1input

X12

Start 2

Start button2input

X13

Stop

Stop button input

X14

Reset

Fault reset button input

X15

Heat capacity

Heat capacityclear buttoninput

X16

Feedback 1

contactor1rivet feed back input

X17

Feedback 2

Contactor2rivet feed back input

X18

feedback 3

Contactor3rivet feed back input

X19

Programmable input 1

programmable digital input1

X110

Programmable input 2

programmable digital input 2

X111

Programmable input 3

programmable digital input 3

X112

Emergency stop

Emergency stopbutton input

X113

External switch position

Switch condition

X114

DC24V

DC24V output

 

 

 

5.1.3 PTC(thermistor)input terminals                              +     

 

Monitor the motor winding temperature by PTC sensor.

 

Terminal No.

Name

Description

X115

PTC_+

PTC inputA

X116

PTC_-

PTC inputB

 

 

5.1.4 Communication fieldbus interface terminals                +   

 

ProvideRS485 communication interface. Communication medium requires to use shielded twisted pair.

 

Terminal No.

Name

Description

X412

SHIELD

RS485 shield

X410

TA

RS485 A+

X411

TB

RS485 B-

 

 

5.1.5 Three –phase voltage measurement input terminals            +

Measure the three-phase voltage continuously to complete the protections related to voltage.

 

Terminal No.

Name

Description

X41

Ua

A phase voltage input

X42

Ub

B phase voltage input

X43

Uc

C phase voltage input

X44

N

Neutral point input

             

 

 

 

 

5.1.6 Leakage zero-sequence transformerinput terminalsRCT)      +  

Zero-sequence current transformerLJ-5A zero-sequence transformermonitors the earth fault current.Use apertureΦ48 Zero-sequence current transformer if below 150A, Use apertureΦ75 Zero-sequence current transformer if above 150A.

 

Terminal No.

Name

Description

X45

K1

Leakage CT output A

X46

K2

Leakage CT output B

 

 

 

5.1.7  4~20mA current output terminals                         +           

 

Output analog current 4-20Ma, Direct access to industrial secondary instruments or DCS systems for centralized control. 4mA is OA current, 20mA is specification current, Users can set the setting current according the need

 

Terminal No.

Name

Description

X49

+

4-20mA output+

X48

-

4-20mA output-

 

 

5.1.8 Three-phase main current measurement terminals             +   

Measures the motor’s three-phase current continuously.The wire can run through CT hole from each side, but the three wire should run through the CT hole from the same side.The device over 150A should not run through the CT hole directly and need the other CToutputis 5A, accuracy must be above class 0.5 to assist the measurement.

 

  Note:For the single phase motor circuit, the current measurement is done by the CT’s A phase.The aperture is 23mm.

 

 

5.1.9 Programmable control relay output terminals               +  

Provide two groups of assistant programmable relays output(apply in the every scenes discribed in the 6.3.3)

 

Terminal No.

Name

Description

X51

programmable output control relay 1_A

programmable output control relay 1INO+INC

X52

programmable output control relay 1_B

X53

programmable output control relay 1_C

X54

programmable output control relay 2_A

programmable output control relay 2INO

X55

programmable output control relay 2_B

 

5.1.10 Control relay output terminals                           +  

Allows many motor start modes, using the microprocessor to control the internal relay to do the external intermediate relay or contactor control.

 

Terminal No.

Name

Description

X59

Control relay 1

Control relay output 1

X58

Control relay 2

Control relay output 2

X57

Control relay 3

Control relay output 3

X510

Common terminals

Relay controls the current input

 

 

5.1.11 Earthing protection terminals                           +           

The protective earthing of this device eliminates the instantaneous interference and the possible damage caused by the surge and improves the reliability of the device. The earthing protection terminal must be strictly connected to the protective site of the system to ensure the reliability of earthing

 

Terminal No.

Name

Description

X47

Earth terminals

Safety protection earth

 

 

5.2 Typical application diagram                                +         

 

 

Note1When the power is not on,control1, control2, control3 and programmable1,2 are always opening.

      2When the power is on,control1control2control’s conditon is decided by the signal they received.

      3When the power is on,programmable relayoutput confition is decided by system setting.

 

6.3.3 Communication                                            +   

Communicates with upper computor by the RS485 interface.Fieldbus interface supports the parameters setting,control and monitor.Protocol complies with Modbus-RTU、PROIFBUS-DP standard.Use the RS485 fieldbus interface to do the physical connection.The upper computor or PLC equipment is the main station in general

 

6.3.4 Fault query function                                     +   

Can record the three latest fault information,includes the motor fault reason and tripping action value.

 

6.3.5 Programmable interface                                    +  

provides three programmable input terminals and two programmable output relay, all conditions below can user-defined in the upper computor or operation panel

 

1Start delay closing:The programmable output relay’s contact point will delay closing after the motor is started.

SetSelect start delay closing in the setting menu 18-1 page "digital output 1" or 20-1 page "digital output 2" on the operation panel,the corresponding programmable output relay’s contact point will delay closing( delay time settable) after the motor is started.

2Stop delay opening: The relay’s contact point is closed while the motor is working,the programmable output relay will delay opening after the motor is stopped.

Set Select stop delay opening in the setting menu 18-1 page "digital output 1" on the operation panel, the programmable output relay’s contact point will delay closing( delay time settable) after the motor is stopped.

3Alarm close The programmable output relay 2 contact point will closed while the device is alarming the fault,the contact point will delay opening after the alarm is cancelled.

Set: Select alarm closing in the setting menu 20-2 page "digital output 2" on the operation panel, the programmable output relay 2’s contact point will closed while the device is alarming the fault,the contact point will opening after the alarm is cancelled.

4、Trip delay closing: The programmable output relay’s contact point will delay closing after the motor is tripped beacause of the fault.

Set:Select s Trip delay closing in the setting menu 18-2 page "digital output 1" or 20-2 page "digital output 2" on the operation panel,the corresponding programmable output relay’s contact point will delay closing( delay time settable) after the motor is tripped beacause of the fault.

5、Input OR:program input terminal and program output relay form the OR gate logic relation

Set:Select Input OR in the setting menu 18-2 page "digital output 1" ,select output 1 in the setting menu 15 page "digital input 1",16 page "digital input 2" and 17 page "digital input 3" on the operation panel,then the three programmable input terminals and the programmable output relay 1 form the OR gate logic relationinput terminals can select freely.  

6、Input AND:program input terminal and program output relay form the AND gate logic relation.

Set:Select Input AND in the setting menu 20-2 page "digital output 2" ,select output 2 in the setting menu 15 page "digital input 1",16 page "digital input 2" and 17 page "digital input 3" on the operation panel,then the three programmable input terminals and the programmable output relay 2 form the AND gate logic relationinput terminals can select freely.  

 

7.2 Operation panel                                            +       

Users can control the motor through the button on the operation panel, cycled display the motor information and set the parameters through the auxiliary button.And users can see electrical parameters information such as the percentage value of the working current and the rated current,three-phase current,three-phase voltage,heat capacity percentage value,thermistor resistance value,leakage current value from the LCD screen.

The operation panel communicates with the main body by connecting the cableuse the RJ11 interafce, and the main body provides 5 V DC power to the operation panel through this interface.

 

 

LED indicator lamp

LED status

Description

BUS

on

Fieldbus communication is normal

off(winked)

Fieldbus communication is interrupted(fault)

START1

on

START1 is normal fuctioning

START2

on

START2 is normal fuctioning

FAULT

on

fault

winked

alarm

READY

on

The device is in normal condition

off

Device failed to initialize

(wiring error or fault)

 

Button

Function

Description

 

Function select

move the cursor to select the function

 

start1

Start the motor

 

Start2

Start the motor

 

stop

stop and fault reset

 

up

Page-up、data increase、selection

 

down

Page-down、data decrease、selection、heat clear

 

7.3 Menu set                                                 +       

After Queried function or set &modified the data ,the device will exit the current interface and save the current data automatically if users are not doing any operations over 15 seconds.

 

7.3.1 Display menu(first interface menu)                        +  

 

0、 Power-on displayABCthree-phase current

1、 Press UP buttonone timeworking current and rated current percentage value

2、 Press UP buttontwo timesleakage current mA

3、 Press UP buttonthree timesABCthree-phase voltage

4、 Press UP buttonfour timesheat capacity percentage value

5、 Press UP buttonfive timesfault display1 is the last fault

6、 Press UP buttonsix times:set protection parameters

Press the function button to move the cursorbefore the data and press UP button to set the value 11, press the function button to do the parameter set ,then press UP button and enter the secondary menu to set the protection value 

7.3.2Protection parameter set menu(completed 7.3.1.6 and entered the secondary menu )          +                      

After entered the secondary menu, press UP buttonto set the next pages data every time,then press the FUNCTION buttonto move the cursorto modify the current pages protection dataPress UP buttonto increase the dataPress DOWN buttonto decrease the data),press the FUNCTION button againto save the current pages data.

7、 Press UP button1 time,screen dispalys

8、 Press UP button2 times,screen dispalys  500-5000mA settable

9、 Press UP button3 times,screen dispalys  refer to the actual current

10、Press UP button4 times,screen dispalys  100-655V settable

11、Press UP button5 times,screen dispalys  Key press control by terminal control external or panel

12、Press UP button6 times,screen dispalys  select one of them

13、Press UP button7 times,screen dispalys    select one of them

14Press UP button8 times,screen dispalys    2-250s settable

 

15Press UP button9 times,screen dispalys    2-249s settable relay transformation time.

16Press UP button10 times,screen dispalys    select one of them

17Press UP button11 times,screen dispalys    select one of them

18Press UP button12 times,screen dispalys    select one of them

19Press UP button13 times,screen dispalys    select one of them

20Press UP button14 times,screen dispalys    select one of them

21Press UP button15 times,screen dispalys    0-250s settable

22Press UP button16 times,screen dispalys    select one of them

23Press UP button17 times,screen dispalys    select one of them

24Press UP button18 times,screen dispalys    0-250ssettable

25Press UP button19 times,screen dispalys    0 off 1 on

26Press UP button20 times,screen dispalys    50-100% settable

27Press UP button21 times,screen dispalys    select one of them

28Press UP button22 times,screen dispalys    20-1300min settable

29Press UP button23 times,screen dispalys    0 off 1 on

30Press UP button24 times,screen dispalys    120-800In settable

31Press UP button25 times,screen dispalys    120-800In settable

32Press UP button26 times,screen dispalys    100-2500ms settable

33Press UP button27 times,screen dispalys    0 off 1 on

34Press UP button28 times,screen dispalys    20-90% settable

35Press UP button29 times,screen dispalys    20-90% settable

36Press UP button30 times,screen dispalys    1000-60000ms settable

37Press UP button31 times,screen dispalys     0 off 1 on

38Press UP button32 times,screen dispalys    20%-90%In settable

39Press UP button33 times,screen dispalys    5-90%In settable

40Press UP button34 times,screen dispalys    1-650s settable

41Press UP button35 times,screen dispalys    0 off 1 on

42Press UP button36 times,screen dispalys    1000-10000Ω settable

43Press UP button37 times,screen dispalys    1000-10000Ω settable

44Press UP button38 times,screen dispalys    1-650s settable

45Press UP button39 times,screen dispalys    1000-10000Ω settable

46Press UP button40 times,screen dispalys    0 off 1 on

47Press UP button41 times,screen dispalys    300-5000mA settable

48Press UP button42 times,screen dispalys    300-5000mA settable

50Press UP button43 times,screen dispalys    1-650s settable

51Press UP button44 times,screen dispalys    0 off 1 on

52Press UP button45 times,screen dispalys    50-100%un settable

53Press UP button46 times,screen dispalys    50-100%un settable

54Press UP button47 times,screen dispalys    1-6500ms settable

55Press UP button48 times,screen dispalys    0 off 1 on

56Press UP button49 times,screen dispalys    105-130%un settable

57Press UP button50 times,screen dispalys    105-130%un settable

58Press UP button51 times,screen dispalys    1-6500ms settable

59Press UP button52 times,screen dispalys    0 off 1 on

60Press UP button53 times,screen dispalys    50-100%un settable

61Press UP button54 times,screen dispalys    1-650s settable
62Press UP button55 times,screen dispalys    1-650s settable

63Press UP button56 times,screen dispalys    1-127 settable

64Press UP button57 times,screen dispalys    9600/19200 settable

65Press UP button58 times,screen dispalys    

 

 

 

 

Geyao Building, the Junction of Shanhai Road&Haixia Road, Industrial District, Cangnan County, Zhejiang Province
0577-59921168
cngydz@163.com
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