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NUMERICAL CAPACITOR BANK PROTECTION RELAY 

ANC 303[AN SERIES] 

 

 

 

 

 

 

 

User Manual 

 
 
 
 
 
 
 
 

 
 
 

 

 

  

ALUMINIUM INDUSTRIES LIMITED

            RELAYS

 

DIVISION                                               

 

                                                                                                                                           

      THIRUVANANTHAPURAM

 

Summary of Contents for AN Series

Page 1: ...NUMERICAL CAPACITOR BANK PROTECTION RELAY ANC 303 AN SERIES User Manual ALUMINIUM INDUSTRIES LIMITED RELAYS DIVISION THIRUVANANTHAPURAM ...

Page 2: ...ED Relays Division ANC 303 Numerical Capacitor Bank Protection Relay CONTENTS SAFETY REQUIREMENTS INTRODUCTION HANDLING INSTALLATIONS CASE DIMENSIONS USER GUIDE TECHNICAL DATA CHARACTERISTIC CURVES TROUBLE SHOOTING COMMUNICATION ...

Page 3: ...Page 1 of 7 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division SAFETY REQUIREMENTS ...

Page 4: ...03 ALUMINIUM INDUSTRIES LIMITED Relays Division CONTENTS INTRODUCTION HEALTH AND SAFETY SYMBOLS AND EXTERNAL LABELS ON THE RELAY INSTALLING COMMISSIONING AND SERVICING _______ DECOMMISSIONING AND DISPOSAL TECHNICAL SPECIFICATION FOR SAFETY ...

Page 5: ...ng safe work practices to avoid electrical accidents How much electricity is dangerous CURRENT EFFECT 0 5 3mA Tingling sensations 3 10mA Muscle contractions painful 10 40mA can t let go phenomena 40 75mA Respiratory paralysis possibly fatal 75 200mA Ventricular fibrillation likely fatal 200 500mA Heart clamps tight 1 5A Tissue and organs began to burn Fact A 15 amp circuit breaker was designed to ...

Page 6: ...equipments are re energized even temporarily People handling the equipment should be aware about the relay safety handlet Ensure that the product is in the off condition before working on the conducting or terminal side A qualified person must conduct tests and visual inspections as necessary to verify that tools electrical jumpers shorts grounds and other such devices have been removed so that th...

Page 7: ... USED IN THE RELAY 1 FRONT SIDE Caution refer to equipment documentation Caution risk of electric shock 2 REAR SIDE Protective Conductor Earth terminal Functional Protective Conductor Earth terminal CMOS Battery provided for the RTC Real Time Clock purpose Confirm polarity of the battery while replacing ...

Page 8: ...AUTION Earth Earth the earthing terminal of the equipment securely Operation conditions Use the equipment within the range of ambient temperature humidity and dust as detailed in the specification and in an environment free of abnormal vibration Ratings Before applying AC voltage and current or DC power supply to the equipment check that they conform to the equipment ratings Printed circuit board ...

Page 9: ...n and disposal to water courses is avoided Ensure the relay is in de energized condition and take precautions to avoid short circuits TECHNICAL SPECIFICATIONS FOR SAFETY 1 Protective class IEC 60255 27 2005 Class I This equipment requires a protective conductor earth connection to ensure user safety 2 Environment IEC 60255 27 2005 Pollution degree 2 Normally only non conductive pollution occurs ex...

Page 10: ...Page 1 of 4 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division INTRODUCTION ...

Page 11: ...N Page 2 of 4 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division CONTENTS AN SERIES DESCRIPTION PREVIOUS HISTORY OF CAPACITOR BANK PROTECTION RELAYS BRIEF DESCRIPTION OF ANC 303 MAIN FUNCTIONS GENERAL FUNCTIONS ...

Page 12: ...e on the uploaded fault waveforms with facility for report generation Facility to access modify the relay settings both online as well as through menu in local PC through SCADA at RCC Relay Indication LED reset from RCC Suitable password protection IP 54 grade enclosure protection GPS time Synchronization Facility Settable CT and PT ratios CB close and open command initiation from relay through RC...

Page 13: ...RAL FUNCTIONS Sl No PARTICULARS ANC 303 1 Password protection 2 Event Memory 5000 3 Disturbance recorder waveforms 200 4 50 cycles 45 pre and 5 post fault of fault waveform 5 COMMUNICATION 5 1 GUI Interface Mini USB 5 2 Isolated RS 485 Interface 5 3 Communication Protocol Interface IEC 60870 5 103 5 4 GPS Time Sync Facility 5 5 Date time synchronization through PC 5 6 Relay programming through Min...

Page 14: ...Page 1 of 7 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division HANDLING INSTALLATIONS CASE DIMENSIONS ...

Page 15: ...HANDLING INSTALLATIONS Page 2 of 7 ANC 303 CASE DIMENSIONS ALUMINIUM INDUSTRIES LIMITED Relays Division CONTENTS HANDLING OF RELAY STORAGE RELAY AND RACK MOUNTING CASE DIMENSIONS ...

Page 16: ...uld not be withdrawn unnecessarily The relay is normally shipped in separately packed condition After unpacking see if there is any mechanical damage to the cabinet the nameplate terminal blocks etc Damage of any such sort identified shall be intimated to works Avoid plugging in pulling out the cards when the power is ON Do not apply CT inputs when auxiliary supply is switched OFF If the cards are...

Page 17: ...HANDLING INSTALLATIONS Page 4 of 7 ANC 303 CASE DIMENSIONS ALUMINIUM INDUSTRIES LIMITED Relays Division RELAY AND RACK MOUNTING ...

Page 18: ...HANDLING INSTALLATIONS Page 5 of 7 ANC 303 CASE DIMENSIONS ALUMINIUM INDUSTRIES LIMITED Relays Division CASE DIMENSIONS ...

Page 19: ...HANDLING INSTALLATIONS Page 6 of 7 ANC 303 CASE DIMENSIONS ALUMINIUM INDUSTRIES LIMITED Relays Division ...

Page 20: ...HANDLING INSTALLATIONS Page 7 of 7 ANC 303 CASE DIMENSIONS ALUMINIUM INDUSTRIES LIMITED Relays Division ...

Page 21: ...Page 1 of 16 ANC 303 THE ALUMINIUM INDUSTRIES LIMITED Relays Division USER GUIDE ...

Page 22: ...IDE Page 2 of 16 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division CONTENTS FRONT PANEL INDICATIONS INTERNAL ARCHITECTURE AND BLOCK DIAGRAM ENERGIZING THE RELAY PCB DESCRIPTION RELAY SETTINGS AND ALGORITHM ...

Page 23: ...USER GUIDE Page 3 of 16 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division FRONT PANEL INDICATIONS 1 2 3 4 5 6 8 9 10 11 12 17 16 15 14 13 7 ...

Page 24: ...o Legend ANC 303 1 LCD DISPLAY 2 PROTECTION HEALTHY Green Amber 3 IDMT OCR TRIP Red 4 SWITCHING IN Red 5 SWITCHING OUT RED 6 UNBALANCE TRIP RED 7 LBB Red 8 AP GP LOW ALARM Red 9 AP GP LOW TRIP LOCK Red 10 TDR Red 11 TRIP CIRCUIT FAIL Red 12 RELAY FAIL Red 13 14 15 16 USB 17 H RST ...

Page 25: ...h four switches Increment key Menu Key Decrement key Hardware Reset Menu key Menu key for entering relay setting mode If you want to select anything in the setting mode we can use this key To reset the relay from tripping mode Increment key If you want to raise any particular setting we can use this option For saving any particular changes in the relay you can hire this key For viewing new options...

Page 26: ...03 relay including card to card architecture in brief is shown below TO CB TRANSFORMER TRIP RELAY CARD MICROCONTROLLER CARD CT L I P CT SCT I P CT UB I P Signal Conditioning Section 16 Bit ADC Filter Section LED INDICATIONS KEY PAD SMPS I O CARD For Input and Output Signals Digital Signal Controller External Memory NV RAM Isolation for communication ports CT USB RS 485 CT 20 x 4 CRYSTAL DISPLAY PT...

Page 27: ...USER GUIDE Page 7 of 16 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division BLOCK DIAGRAM ANC 303 ...

Page 28: ...ous cards in the module The normal operating voltage range is 45 VDC to 170 VDC The 24V is used for driving the output relays in the I O card and O P relay card The 5V and 5V is supplied to the processor I O card and Display PCB for normal relay operations The isolated 5V is dedicated to the communication ports of the relay 4 Communication Module The relay is having 2 communications port USB and R...

Page 29: ...vision Relay pick up Relay reset CB Trip CB Close Change of status input Relay setting changed GUI Keypad Relay Fail ENERGIZING THE RELAY 1 Before turning ON the relay proper earthing should be provided 2 Visual Inspection for any physical damage in housing display etc shall be checked 3 Operating voltage range 45 to 170 VDC Operating Voltage 110 VDC 4 Prefer regulated power supply of 110VDC 5 Aux...

Page 30: ...this board This board will give necessary trip commands to the master trip relay or breaker which is installed in the yard Necessary relay initiating signals are wired to these output relays from the Controller Board SMPS PCB The SMPS PCB provides the necessary Power supply voltages to the different PCBs mounted inside the relay The SMPS is a DC DC converter The SMPS provides 24V 5V 5V and isolate...

Page 31: ...r to setting mode Enter the password and press key The default password setting is 1000 To change settings a Press to change the settings b Press Right key to increment c Press Left key to decrement d Press to accept change e To coming back to main MENU while operating press Left and Right key simultaneously f Repeat the process for all settings g After completing the settings the relay shows the ...

Page 32: ...tting Mode 1 General Config Use SET key Relay Setting Mode New Password General Config Line CT Primary 5 1600 5 Use Left Right key General Config Line CT Secondary 1 5 5 Use Left Right key General Config NCT Primary 1 5 5 Use Left Right key General Config NCT Secondary 1 5 5 Use Left Right key General Config Switching CT Primary 5 1600 5 Use Left Right key General Config Switching CT Secondary 1 5...

Page 33: ...D MM YY HH MM SS Use Left Right key General Config Password Change Yes No Use Left Right key TRIP CKT TEST 1 MAIN TRIP Use SET key Trip Close Use Left Right key General Config Post Fault Cycles 0 5 5 Use Left Right key General Config Relay ID 1 255 1 Use Left Right key A Set Date Time SAVE Confirm Yes No Use Left Right key General Config Trip Relay Test Use SET key General Config Enter Password Us...

Page 34: ...B Use SET key Trip Close Use Left Right key TRIP CKT TEST 5 TDR_PROT Use SET key Trip Close Use Left Right key TRIP CKT TEST 6 SWITCH OUT Use SET key Trip Close Use Left Right key TRIP CKT TEST 7 REMOTE TRIP Use SET key Trip Close Use Left Right key TRIP CKT TEST 8 REMOTE CLOSE Use SET key Trip Close Use Left Right key TRIP CKT TEST 9 RELAY FAIL CKT Use SET key Trip Close Use Left Right key TRIP C...

Page 35: ...ght key Dynamic Capacitor Switching in ON Delay S 1 100 1 Use Left Right key Dynamic Capacitor Switching out Current 2 00 40 00 2 00 Use Left Right key Dynamic Capacitor Switching out ON Delay S 60 1800 60 Use Left Right key Relay Setting Mode 3 Current Unbalance Use SET key C Current Unbalance Trip Val 2 50 100 00 100 00 Use Left Right key Relay Setting Mode 5 Time Delay Relay Use SET key Current...

Page 36: ...ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division D D Relay Setting Mode 7 LBB Use SET key LBB En 1 Dis 0 0 1 1 Use Left Right key LBB Trip Time mSec 50 5000 200 Use Left Right key Relay Setting Mode Save Changes NO YES SET ...

Page 37: ...Page 1 of 7 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division TECHNICAL DATA CHARACTERISTIC CURVES ...

Page 38: ...TA Page 2 of 7 ANC 303 CHARACTERISTIC CURVES ALUMINIUM INDUSTRIES LIMITED Relays Division CONTENTS DESCRIPTION OF PROTECTION FUNCTIONS TECHNICAL SPECIFICATIONS GENERAL SETTINGS TB DETAILS RELAY CONFORMING STANDARDS ...

Page 39: ... Delay Curve t 3k log PSM Where k Time Multiplier Setting TMS t Operating time in second TMS Time multiplier setting PSM Fault Current Plug Setting 2 Current unbalance Protection The capacitor bank is protected by means of an unbalance current protection The capacitor bank is connected as a bridge and an unbalance sensing current transformer is provided The current is settable from 2 5 to 100 in s...

Page 40: ...5 Watts energized Less than 10 watts de energized 7 Operating Temp Range 10ºC to 60 ºC 8 Max Minimum relative humidity 100 22 9 Continuous Current Carry Capacity of CT 3In 15A 10 Thermal Withstand for CT 40In for 1 sec 11 Contact details a Current carrying capacity 5A b Making and carry for 3 sec at 250V 50Hz 30A c Making capacity at 250V 50 60Hz AC 5A d Breaking Capacity i AC 220V 50 60Hz CosǾ 0 ...

Page 41: ...1 10 Relay ID 1 to 255 in steps of 1 1 11 Baud Rate 4800 57600 in steps of 200 1 12 Set Date Time Yes No DD MM YYHH MM SS 1 13 Trip Relay Test 2 IDMT OC Protection 2 1 IDMT Current 5 to 200 in steps of 1 2 2 IDMT TMS 0 01 to 1 sec in steps of 0 01 sec 3 Current Unbalance 3 1 Current Unbalance 2 5 to 100 in steps of 0 5 3 2 Unbalance time 0 to 1000ms in steps of 1 ms 4 Dynamic capacitor switching e...

Page 42: ...TECHNICAL DATA Page 6 of 7 ANC 303 CHARACTERISTIC CURVES ALUMINIUM INDUSTRIES LIMITED Relays Division TB DETAILS ANC 214 ...

Page 43: ...T COMMON REQUIREMENTS IV IEC 60255 21 1 VIBRATION TESTS SINUSOIDAL V IEC 60255 21 2 SHOCK AND BUMP TESTS VI IEC 60255 21 3 SEISMIC TESTS VII IEC 60255 27 PRODUCT SAFETY REQUIREMENT VIII IEC 60255 26 ELECTROMAGNETIC COMPATIBILITY REQUIREMENT IX IEC 60529 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES IP CODE X IEC 61810 2 RELIABILITY XI IS 2705 PART II III IV PROTECTIVE CURRENT TRANSFORMERS XII IS 31...

Page 44: ...Page 1 of 4 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division TEST REPORT ...

Page 45: ...1A 50 0 5A 100 1A Allowable tolerance limit is 5 1 3 SWITCH IN CURRENT IDMT setting Operating Value A Drop off value A Drop off pick up 20 1 0A 30 1 5A 40 2A Allowable tolerance limit is 5 1 4 SWITCH OUT CURRENT IDMT setting Operating Value A Drop off value A Drop off pick up 20 1 0A 30 1 5A 40 2A Allowable tolerance limit is 5 2 OPERATING TIME MEASURING TEST 2 1 IDMT PROTECTION IDMT setting TMS s...

Page 46: ...ce limit is 5 2 4 SWITCH OUT CURRENT S Out setting Current Injected Delay in Sec Observed Time in Sec 20 1 0A 0 90 60 30 1 5A 1 20 210 40 2A 1 5 360 Allowable tolerance limit in operating time is 5 2 5 TIME DELAY RELAY TDR setting in min TDR observed Sec 1 3 10 Allowable tolerance limit in operating time is 5 2 6 Local Breaker Backup LBB Trip Settings OCR setting 50 LBB time setting Current Inject...

Page 47: ...STRIES LIMITED Relays Division 3 STATUS VERIFICATION Short TB A 16 TB B 14 STATUS STATUS INPUT OUTPUT CONTACT VERIFICATION FDR BRKR AP GP LOW ALARM Short TB C 28 17 FDR BRKR AP GP TRIP LOCK Short TB C 27 17 TRIP CIRCUIT FAIL Apply 110VDC TBA 10 19 ...

Page 48: ...Page 1 of 2 ANC 303 ALUMINIUM INDUSTRIES LIMITED Relays Division TROUBLESHOOTING ...

Page 49: ...rocedures to be adopted at site so that relay can be rectified suitably Sl No Faults Checks Causes 1 No power ON Indication or No display 1 Check the auxiliary DC supply to the relay rear terminals TB A 14 110VDC TB A 15 110VDC 2 Check the continuity of the output terminal after disconnecting the wires 1 Due to power supply failure the LED turns off The varistor may Short circuited to protect inte...

Page 50: ...start 5 180 4 5 According to main FUN STATUS INDICATION IN MONITOR DIRECTION DESCRIPTION GI ASDU TYPE FUN INF COT COM Protection Healthy Active 1 180 18 1 LED Reset 1 180 19 1 Local Parameter Settings Change 1 180 22 1 AP GP Low Alarm X 1 180 29 1 9 AP GP Trip Lock X 1 180 30 1 9 Spare X 1 180 26 1 9 CB NC FDR CB OPEN X 1 180 136 1 9 CB NO FDR CB CLOSE X 1 180 137 1 9 RCC Unbalance Reset 1 180 27 ...

Page 51: ...Start pickup Unbalance X 2 180 63 1 9 IDMT Trip 2 180 103 1 Switch In 2 180 104 1 Switch Out 2 180 105 1 Unbalance Trip 2 180 146 1 MEASURAND IN MONITOR DIRECTION DESCRIPTION GI ASDU TYPE FUN INF COT COM Measurand supervision Line CT 9 180 148 2 Measurand supervision Unbalance CT 9 180 148 2 Measurand supervision Switching CT 9 180 148 2 TIME TAGED MEASURAND IN MONITOR DIRECTIONS DESCRIPTION GI AS...

Page 52: ...COT COM Initiation of general interrogation 7 255 0 9 GLB Time Synchronization 6 255 0 8 GLB GENERAL COMMANDS IN CONTROL DIRECTION DESCRIPTION GI ASDU TYPE FUN INF COT COM LED RESET 20 180 19 20 PULSE Unbalance Reset 20 180 35 20 PULSE CB Open 20 180 124 20 PULSE CB Close 20 180 125 20 PULSE 2 ANALOG CHANNEL INFORMATION IN ANC 303 ANC 303 FUN ACC PARAMETER 180 1 I 180 2 If 180 3 In 180 4 x 180 5 x...

Page 53: ...180 103 IDMT TRIP OUTPUT 3 180 104 SWITCH IN TRIP OUTPUT 4 180 105 SWITCH OUT TRIP OUTPUT 5 180 146 UNBALANCE TRIP OUTPUT 6 180 85 LBB OUTPUT 7 180 27 UNBALANCE RESET LOG I P 1 INPUT 8 255 0 TIME SYNC LOG I P 2 INPUT 9 180 19 LED RESET LOG I P 3 INPUT 10 180 136 CB NC OPEN LOG I P 4 INPUT 11 180 137 CB NO CLOSE LOG I P 5 INPUT 12 180 30 AP GP LOW TRIP LOCK LOG I P 6 INPUT 13 180 29 AP GP LOW ALARM...

Page 54: ... INDUSTRIES LTD Relays division Kavinpuram Vilappilsala P O Thiruvananthapuram Kerala India 695 573 Ph 0471 2379704 2379503 Email alindrelays yahoo com Subject to change without notice publishing 01 2018 Issue 1 ...

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