COMPERE KPM83MD, User Manual

Page 1: ...1 HENAN COMPERE SMART TECHNOLOGY CO LTD KPM83MD Motor Protection Monitoring Deivice User Manual ...

Page 2: ...ity 16 bit high precision A D high measurement accuracy Running and event reports can be saved no less than 32 recent events Graphic LCD menu operation Main Features Multi tasking operating system modular programming good real time performance and high reliability Standard communication protocol for easy communication with PC monitoring or gateway Complete circuit breaker operation loop setting th...

Page 3: ...Differential quick break 14 4 3 Ratio differential 14 4 4 Differential current out of limit 15 4 5 CT disconnection 16 4 6 Quick break 16 4 7 Time limited quick break 17 4 8 Overcurrent 17 4 9 Overcurrent inverse time limit 18 4 10 Low voltage blocking over current protection 18 4 11 Overload 19 4 12 Locked rotor protection 20 4 13 Negative sequence overcurrent section I 20 4 14 Negative sequence ...

Page 4: ...Panel indicator description 33 6 2 Key instructions 33 6 3 LCD description 34 6 4 Device menu function description 34 6 4 1 Protection on off 35 6 4 2 Protection setting operation 35 6 4 3 Event record query 36 6 4 4 Input output query and operation 36 6 4 5 Sampling value query the secondary value 38 6 4 6 Measure monitor query 39 6 4 7 Electric energy monitoring query 36 6 4 8 Real time clock qu...

Page 5: ...ing signal and other special signal outlets can be configured separately Strong self protection function each circuit breaker corresponds to an operation circuit and the switch can be operated directly in case of emergency In addition the device has the circuit breaker tripping and closing coil protection function to avoid burning the circuit breaker coil due to mechanical refusal Strong substitut...

Page 6: ...ntity protection temperature rise over temperature electrical accident System power loss trip Control loop disconnection alarm 1 3 2 Measurement and control function Measuring voltage Uab Ubc Uca Ua Ub Uc Measuring current Ia Ib Ic Power P Q COS Frequency f Electric energy EP EP EQ EQ With 14 channels of remote signal input acquisition 10 relay outlets including 1 alarm trip respectively which can...

Page 7: ...mperature 20 60 Storage and transportation 30 70 Atmospheric pressure 60 110 Kpa 2 2 Rated electrical parameters Frequency 50Hz AC current 5A or 1A rated current In AC voltage 100V or 57 7V rated voltage Un AC DC working power AC AC85V 265V 50Hz 0 5Hz Harmonic distortion rate not greater than 15 DC DC85V 265V Ripple coefficient not greater than 5 Digital system operating voltage 5V Allowable devia...

Page 8: ... 01Hz other Class 0 5 Remote signaling quantity Remote signaling resolution less than 1ms working voltage DC220V DC24V DC220V shall be indicated when ordering and the default is DC24V Input mode Active contact or passive contact The default is passive contact Relay output Output mode Passive contact Impact overcurrent capacity 6A 3s 15A 0 5s 30A 0 2s Action time 8ms Return time 5ms Electromagnetic...

Page 9: ...tor is started 09 RLP09 Low voltage blocking overcurrent ON OFF 10 RLP10 Overcurrent inverse time General Very Extreme Exit Open this function after the motor is started 11 RLP11 Overload Alarm Trip Exit Open this function after the motor is started 12 RLP12 Blocking protection ON OFF Open this function after the motor is started 13 RLP13 Negative sequence overcurrent protection I ON OFF 14 RLP14 ...

Page 10: ...v1 PT Ratio 10 0 01 300 00 PT transformation ratio 10 input voltage level value unit kV 02 Ki1 CT Ratio 10 0 01 300 00 CT transformation ratio 10 If the CT transformation ratio is 200 5 it is set to 4 03 Kijd Terminal CT transformation ratio 0 01 300 The default value is 1 According to the actual transformation ratio setting if the CT transformation ratio at the machine end and tail is inconsisten...

Page 11: ...1 Time limited quick break value 0 1 100A 15 Tzd1 Time limited quick break delay 0 100s 16 Idz2 Overcurrent value 0 1 100A 17 Tzd2 Overcurrent delay 0 100s 18 Ubsqd Low voltage blocking overcurrent value 1 400V 19 Idz3 Overload value 0 1 100A 20 Tzd3 Overload delay 0 100s 21 Idz4 Locked rotor current value 0 1 100A 22 Tzd4 Locked rotor current delay 0 100s 23 I2dz1 Negative sequence overcurrent I ...

Page 12: ...Heating time constant 0 100 31 Cool Heat dissipation time constant 1 5 32 GRBJ Overheat alarm level 0 3 1 33 Fdz1 Frequency too high value 35Hz 64 99Hz 34 Tfzd1 Frequency too high delay 0 100s 35 Fdz2 Low frequency load shedding value 35Hz 64 99Hz 36 Tfzd2 Low frequency load shedding delay 0 100s 37 Udz1 Overvoltage value 50 600V 38 Tuzd1 Overvoltage delay 0 100s 39 Udz2 Low voltage value 30 400V ...

Page 13: ... tail current directly collected by the protection device and ia2 is the actual current value after tail current normalization Kijd and kijw are the CT transformation ratios set at the machine end and tail side respectively If the CT transformation ratio on both sides is the same kijw kijd 1 Note whether the protection current is taken from the machine end or the tail can be set in the last bit of...

Page 14: ...s on The return value of differential quick break is 9 10 of the determined value of differential quick break The logic block diagram of action is shown in 4 1 Differential quick break ON Ida Differential quick break value Idb Differential quick break value Idc Differential quick break value 1 LCD display Emergency signal outlet Trip outlet Figure 4 1 action logic diagram of differential quick bre...

Page 15: ...t is less than 0 3A 2 The current of other two phases or one phase is consistent with that before startup CT disconnection locking differential 1 RLP05 CT disconnection locking differential ON 2 Simultaneous input Ratio differential After the above conditions are met the ratio differential protection will be locked in case of instantaneous CT disconnection Ratio differential ON 1 T CT disconnectio...

Page 16: ...ous minimum phase current 0 2A 3 The current does not increase after starting and the maximum current 6A 4 Duration of meeting the above conditions CT disconnection delay Tctdx When the above conditions are met the device reports a CT disconnection alarm and drives the alarm signal relay 12J C2 C3 the relay does not return until manual reset and the panel alarm light is on The logical block diagra...

Page 17: ...isplayed and the panel accident light is on The logical block diagram of the action is shown in 4 6 Time limited quick break ON ia Time limited quick break value ib Time limited quick break value ic Time limited quick break value 1 LCD display Emergency signal outlet Trip outlet T Time limited quick break delay Figure 4 6 Action logic diagram of time limited quick break protection 4 8 Overcurrent ...

Page 18: ...current ON Overcurrent inverse time limit General Overcurrent inverse time limit Very Overcurrent inverse time limit Extreme 1 LCD display Emergency signal outlet Trip outlet T Inverse time limit delay ia overcurrent value ib overcurrent value ic overcurrent value 1 Motor start complete Figure 4 8 Over current inverse time action logic diagram 4 10 Low voltage blocking over current protection Low ...

Page 19: ...lue 1 1 PT disconnection ON PT disconnection occur 1 1 Figure 4 10 Logic diagram of phase A of low voltage blocking overcurrent 4 11 Overload 1 RLP11 Overload alarm trip 2 Protection current ia ib ic any phase Overload value Idz4 3 The motor has been started 4 Duration of meeting the above conditions Overload delay Tzd4 If the above conditions are met if the trip protection is turned on immediatel...

Page 20: ...ency signal outlet Trip outlet T Locked rotor delay Motor start complete Figure 4 12 Blocked rotor protection action logic diagram 4 13 Negative sequence overcurrent section I 1 RLP13 Negative sequence overcurrent section I ON 2 Negative sequence current i2 Negative sequence overcurrent section I value I2dz1 3 Duration of meeting the above conditions Negative sequence overcurrent section I delay T...

Page 21: ...vided which are consistent with the current inverse time limit calculation formula 2 The setting value and delay of the negative sequence II stage inverse time limit and the negative sequence II stage overcurrent adopt the same set of set values 4 16 Zero sequence overcurrent 1 RLP16 Zero sequence overcurrent alarm trip 2 Zero sequence overcurrent i0 Zero sequence overcurrent value I0dz4 3 Duratio...

Page 22: ...ulation value Heat GRBJ Overheat protection alarm ON LCD display Alarm signal outlet Figure 4 16 Logic diagram of overheating protection alarm action 2 If the RLP18 overheating protection trip is set in the throw back word when the cumulative value Heat the device will trip drive 3J C7 C8 4J C9 C10 5J C11 C12 and drive the accident signal 11J C1 C3 the panel accident light is on The logical block ...

Page 23: ...e frequency f sampling value Low frequency load shedding value Fdz2 6 Duration of meeting the above conditions Low frequency load shedding delay Tfzd2 Meet the above conditions the protection immediately exports 3J C7 C8 4J C9 C10 5J C11 C12 and drives the accident signal relay 11J C1 C3 at the same time the relay will not return until manual reset the panel The accident light is on The logical bl...

Page 24: ... the action information the panel accident light is on if the alarm protection is turned on the alarm signal relay 12J C2 C3 is driven until the manual reset the relay does not return the liquid crystal display reports the action information and the panel warning light is on The logical block diagram of the action is shown in 4 21 high voltage system Uab 30V Low voltage trip LCD display Emergency ...

Page 25: ...oltages is greater than or equal to 60V or the protection current is less than 0 1A Low voltage system PT loss of voltage return conditions one of the line voltages is greater than or equal to 160V or the protection current is less than 0 1A If the return conditions are met the warning information warning lights and signal outlets displayed on the LCD can all be reset manually The logical block di...

Page 26: ...et Ia 0 1A ic 0 1A ib 0 1A Switch closing System have voltage flag 1 System lose power alarm LCD display Emergency signal outlet Trip outlet Figure 4 24 Logic diagram of system power failure protection action 4 25 Control loop disconnection 1 RLP29 Control loop disconnection ON 2 The quantile and inclusive signals are collected at the same time or the quantile and inclusive signals cannot be colle...

Page 27: ... panel The accident light is on Electrical accident 1 RLP27 Electrical accident alarm trip 2 R5 input is 1 If the above conditions are met if the trip protection is turned on immediately exit 6J C13 C14 7J C15 C16 8J C17 C18 and drive the accident signal relay C1 C3 until manual reset the relay will not return The panel accident light is on if the alarm protection is turned on the alarm signal rel...

Page 28: ...28 5 Hardware principle description 5 1 Panel size diagram of the device ...

Page 29: ...29 5 2 Hole diagram of the device ...

Page 30: ...ia1 Term inal curr ent inpu t F6 ia1 Termi nal curre nt outpu t P6 Closing circuit T6 spare Z7 ib1 F7 ib1 P7 Closing coil HQ T7 Device power loss Normally closed point Z8 ic1 F8 ic1 P8 Trip circuit T8 Z9 i0 zero sequ ence inpu t F9 i0 zero seque nce outpu t P9 Trip coil TQ Z10 ia2 Tail curr ent inpu t F10 ia2 Tail curre nt outpu t P10 TWJ to HQ Z11 ib2 F11 ib2 Relay outlet Input acquisition Z12 ic...

Page 31: ... the input is passive input If the device power supply is DC24V or DC48V and the input is active input the situation shall be explained when ordering and our company shall provide relevant drawings C3 Signal common R3 Over temperature trip C4 Remote opening R4 Temperature rise alarm C5 Remote closing R5 Electrical accident C6 Remote common R6 Heat reversion C7 Protection jump Machine end R7 Manual...

Page 32: ...32 5 4 Description of device schematic diagram ...

Page 33: ...nt key of the cursor on the LCD Press this key to move the cursor from top to bottom At the same time this key is also used as the decrease key of the setting number Press it once and the number will be reduced by 1 The left movement key of the cursor on the LCD Press this key to move the cursor from right to left At the same time this key is also used as the change key of protection on off status...

Page 34: ...ia2 ib2 ic2 Protection current value at opposite side Ida Idb Idc Differential current Iza Izb Izc Braking current u2 Negative sequence voltage i1 i2 Positive negative sequence current 6 4 Device menu function description 01 Protection on off 02 Protection setting 03 Event record 04 Input output 05 Sampling value 06 Measure monitor 07 Electric energy monitor 08 Real time clock 09 Factory settings ...

Page 35: ...otection to be input from off to on and the input protection will operate Note the password of all factory modified protection on off is 1000 6 4 2 Protection setting operation When the cursor shadow part is on the protection setting value Press the OK key to enter the protection setting value menu Display Number of protection setting sets 00 001 00 00 serial number 001 Integer bit 00 Decimal plac...

Page 36: ...the date of the event year month day Time 15 56 19 406 Event records of 15hours 56minites 19 seconds 406milliseconds respectively Remote signaling event 64 remote signaling events can be recorded and the displacement information of input quantity is recorded No 0000 14 04 10 Same definition as protection event Time 10 12 19 406 Same definition as protection event Self test event 8 pieces of device...

Page 37: ... the cursor and stay on the first outlet 0 Where 123456789ABC is the sequence number of outlet relay Represent 1 12J respectively The third row is the relay corresponding to the outlet The output can be edited by pressing 1 means to drive the corresponding output relay 0 means not to drive the corresponding output relay After editing press the OK key After verifying that the correct password 2000 ...

Page 38: ... C5 C6 Configure outlet 2 default remote closing outlet 3 3J C7 C8 Configure outlet 3 default protection trip the terminal outlet 4 4J C9 C10 Configure outlet 4 Default protection trip excitation side outlet 5 5J C11 C12 Configure outlet 5 Default protection trip standby side exit 6 6J C13 C14 Default non electric trip the terminal outlet 7 7J C15 C16 Default non electric trip excitation side outl...

Page 39: ...ng the OK key the interface displays Positive active electric energy EP 0000000 00 Reverse active electric energy EP 0000000 00 Positive reactive electric energy EQ 0000000 00 Reverse active electric energy EQ 0000000 00 6 4 8 Real time clock query The device has the real time clock function of power down operation After entering the real time clock module the LCD will display the real time clock ...

Page 40: ...ection 1 163 83 08 Disp2 Scroll item selection 2 655 35 09 PASSWORD1 First level password 1000 10 PASSWORD2 Secondary password 2000 11 Address Device communication address 1 00 12 Baud Rate Device communication baud rate 9 60 13 Parity Verification method 0 02 14 Address 2 Device communication address 1 00 15 Baud Rate 2 Device communication baud rate 9 60 16 Parity 2 Verification method 0 02 17 L...

Page 41: ...ction manufacturer according to the user s requirements The factory setting is generally 9 60 that is 9600bps Factory settings 13 0 00 No check 0 01 Odd check 0 02 Even check Factory settings 18 SystemSet1 000 00 When it is 0 it means it is installed at the machine end and the current protection is taken from the machine end When it is 1 it means it is installed at the tail and the current protect...