Eaton ARCON 2.0 Series Operation And Configuration Instructions. Technical Description Download Page 78

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ARC-SP

You can be install the arc sensor onto the switchgear wall from the outside. Press the active
part of the sensor through the 10-mm hole in the wall and fi x it using a 4-mm screw.





Active part of the sensor





Cable clamp





Fastening screw 4x15 mm





Cable of sensor

Figure: Mounting the arc sensor ARC-SP

NOTE! The sensor must not be exposed to direct sunlight or other strong light. Do not mount the

sensor directly under a light source.

Figure: Arc sensor ARC-SP Figure: Sensitivity of the arc sensor ARC-SP

ARC-SL

Summary of Contents for ARCON 2.0 Series

Page 1: ...n_en qxd 04 2018b MN014007EN Eaton Industries Austria GmbH Eugenia 1 A 3943 Schrems www eaton eu documentation 1 ARCON 2 0 Arc protection system Operation and configuration instructions Technical desc...

Page 2: ...nit 15 2 2 1 ARC EP10 2 2 0 16 2 2 2 ARC EP10 2 0 17 2 2 3 ARC EL3 2 0 18 2 2 4 ARC EC1 2 0 19 3 ARCON 2 0 arc protection system operation and troubleshooting 20 3 1 System status indications 20 3 1 1...

Page 3: ...C EM 2 0 50 7 5 2 ARC EP10 2 0 ARC EL3 2 0 and ARC EC1 2 0 50 7 5 3 ARC EP10 2 2 0 50 7 6 Block diagram 51 7 6 1 ARC EM 2 0 51 7 6 2 ARC EP10 2 2 0 52 7 6 3 ARC EP10 2 0 53 7 6 4 ARC EL3 2 0 54 7 6 5...

Page 4: ...9 1 7 Point sensor mounting 70 9 1 8 ARC SP 71 9 2 Unit installation 71 9 2 1 ARC EM 2 0 72 9 2 2 I O units 74 9 2 3 Connecting separate auxiliary power supplies 75 9 2 4 Arc sensors 77 9 2 5 Multiple...

Page 5: ...em operating time 6 8 milliseconds trip relay output 1 2 milliseconds triggering quenching device accurate location of arc fault four selective protection zones self supervision of the entire system s...

Page 6: ...ent earth fault and arc stage Circuit breaker failure protection stage CBFP not relevant for applications with quenching device Optional trip criteria I L I0 L or L Two mutually independent tripping g...

Page 7: ...mmodates up to 3 fibre loops ARC EC1 2 0 accommodates up to 3 current transformers ARC EP10 2 2 0 is equipped with 3 output trip relays ARC EP10 2 0 ARC EL3 2 0 ARC EC1 2 0 are equipped with one outpu...

Page 8: ...e pyrotechnic actuators it is recommended that the quenching device ARC AT is to be replaced after 12 years of service Danger You are not allowed to open the ARCON quenching device ARC AT under any ci...

Page 9: ...al installation involves one sensor in each switchgear compartment Self supervised arc sensor Arc fibre sensor ARC SL Figure Arc fibre sensor ARC SL The fibre sensor is a durable glass fibre which is...

Page 10: ...r The cable is equipped with quick disconnect connectors Modular cables are available in lengths of 0 5 1 2 3 5 7 10 15 and 20 metres NOTE The total length of the modular or instrumentation cables of...

Page 11: ...nformation on equipment status and operation can also be read on the master unit s display and indicator lights 2 1 Front panel of the master unit ARC EM 2 0 Figure Master unit ARC EM 2 0 front panel...

Page 12: ...when the master units and I O units are communicating 5 ERROR indicator light indicates internal fault detected by the relay self diagnostics NOTE The light also blinks dimly in normal operating mode...

Page 13: ...tory setting 1 0 In 4 Overcurrent setting knob IL2 I0 setting range 0 05 5 In factory setting 1 0 In NOTE The configuration of the overcurrent setting must be done properly before operating the system...

Page 14: ...on of pick up current and instantaneous currents Sensor no or error code Use the trimmer for adjust the level of pick up current Use push button for clearing error codes one error code in time Use pus...

Page 15: ...phase currents NOTE If you do not touch the buttons for one minute the master unit automatically returns to the normal operating mode RUN Regardless of which menu is displayed the arc system will al w...

Page 16: ...n order 4 COM indicator light lit when the master unit and I O units are communicating 5 ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults incl...

Page 17: ...icator light lit when the master unit and I O units are communicating 5 ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty arc se...

Page 18: ...indicator light lit when the master units and I O units are communicating 5 ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty ar...

Page 19: ...r or phase current unbalance 5 Connector sockets for the modular cables 6 LED lights indicating that I stage has started 7 Terminals for three current transformers 8 Current transformer programming sw...

Page 20: ...xtensive indication for different operation modes e g sen sor activated overcurrent activated arc protection tripped and disturbance System configu ration and measurements can also be checked during o...

Page 21: ...d from the arc sensor LEDs I O units indicator lights The address of an activated sensor is stored in the fault memory even if ac tivation did not lead to tripping When the light information is transf...

Page 22: ...current If the current information is obtained from outside the master unit either through the BI O bus or from a current I O unit the I ext LED indicator light is lit The indicator light of the activ...

Page 23: ...RROR indicator LED Self supervision generates a fault code for the detected fault which is stored in the fault me mory of the master unit The fault memory may contain up to three faults latest faults...

Page 24: ...ial causes 1 Sensors have been added to the system after system implementation Corrective measures Check the sensor connections of the I O unit indicated by the fault code and the programmed configura...

Page 25: ...are compatible 2 The modular cable connecting the units is loose or faulty Corrective measures Check the connection and status of the modular cable connected to the I O unit indicated in the fault co...

Page 26: ...circuited If the fault disappears the sensor or cable is probably faulty In this case replace the faulty sensor In the overcurrent unit check the range of the overcurrent setting and whether the check...

Page 27: ...t connected to the BI O is faulty Corrective measures Check the master units If necessary replace a master unit Quenching device fault fault code 15 Figure The system indicates a disturbance in the co...

Page 28: ...fault currents exceeding the current limit and light information are required NOTE The quenching device requires always light and current criteria No matter how the master unit is configured Switch 3...

Page 29: ...e voltage drop etc Zone 1 addresses 0 7 Zone 2 addresses 8 15 Zone 3 addresses 16 23 Zone 4 addresses 24 31 The programming switches have different weight factors To create an address for the I O unit...

Page 30: ...re mains engaged after the arc trip until the fault is acknowledged at the master unit s panel In the OFF position the trip relay follows the arc fault Switch 3 determines the arc trip criteria When...

Page 31: ...Description 1 Zone 1 System operating zone 1 light information 2 Zone 2 System operating zone 2 light information 3 Zone 3 System operating zone 3 light information 4 Zone 4 System operating zone 4 l...

Page 32: ...s As in CT 3 3 Adjusting the overcurrent setting In the ARCON 2 0 Protection System all the overcurrent settings are expressed as multiples of the secondary rated current For example with a secondary...

Page 33: ...setting in the master unit The principles for changing the current setting in ARC EC1 2 0 units are the same as for the master unit You can see the estimated current setting from the LED bar on the ri...

Page 34: ...w keys Press the S button to activate the INSTALL mode The display starts blinking Press E to start the reading The master unit locates all I O units connected to the system and their sensors This tak...

Page 35: ...S to activate the INFO mode To check the number of connected sensors press E The master unit will display the number of sensors connected to the I O unit for two seconds after which it will show the n...

Page 36: ...units and sensors Has the system been configured as in structed see section 3 4 Has any other protection or measuring equipment been connected to the current measuring circuits Have any sensors been p...

Page 37: ...the system is suitable for a range of arc protection applications from simple systems with one master unit and one I O unit to more complex solutions comprising several master units used for selective...

Page 38: ...onent can also be programmed to ope rate on light information alone The operating time of the arc protection stage is 7 ms 6 1 2 Circuit breaker failure protection stage not relevant for applications...

Page 39: ...C EP10 2 0 and ARC EL3 2 0 or in the programmed zone ARC EC1 2 0 I O unit ARC EP10 2 2 0 comprises 3 output relays 6 4 Self supervision The system monitors the microcontroller and related circuit oper...

Page 40: ...0 12 14 16 18 20 X6 X2 La out GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 X3 X1 1 3 5 7 9 11 13 15 17 19 1 3 5 7 9 11 13 15 17 19 2 4 6 8 10 12 14 16...

Page 41: ...L in X2 8 Light input 24 48 V dc GND X2 7 Light input earth Trip out X2 10 Trip information GND X2 9 Trip information earth 6 5 2 Connection to quenching device ARC AT The master unit ARC EM 2 0 can...

Page 42: ...9 TRIP 2 Trip relay 2 X1 11 TRIP 3 Trip relay 3 X1 13 TRIP 4 Trip relay 4 X1 15 TRIP ALARM Normally open trip alarm relay X1 17 SF NC Self supervision relay in operation mode normally closed X1 19 SF...

Page 43: ...ol Unit 1 X2 2 GND Power Trip LED GND Unit 1 X2 3 Trip LED Trip LED control Unit 1 X2 4 X2 5 1A Trip output for quenching device ARC AT Trip group 1 X2 6 1A Trip output for quenching device ARC AT Tri...

Page 44: ...L Data bus X3 7 X3 8 La in Arc input tripping group 1 X3 9 Lb in Arc input tripping group 2 X3 10 I in out Current input X3 11 La out Arc output tripping group 1 X3 12 Lb out Arc output tripping group...

Page 45: ...hannel 7 X1 15 16 arc sensor channel 8 X1 17 18 arc sensor channel 9 X1 19 20 arc sensor channel 10 X2 1 24v supply from master unit or external power supply X2 2 GND X2 3 X2 4 COM X2 5 NO Alarm X2 6...

Page 46: ...or channel 9 X1 19 20 arc sensor channel 10 X2 1 24V supply from master unit or external power supply X2 2 GND X2 3 CAN L Zone COM1 COM2 X2 4 CAN H information L I X2 5 Serial B Master slave X2 6 Seri...

Page 47: ...nection X2 1 24V supply from master unit or external power supply X2 2 GND X2 3 CAN L Zone COM1 COM2 X2 4 CAN H information L I X2 5 Serial B master slave X2 6 Serial A com X2 7 DI GND Zone change X2...

Page 48: ...ster unit or external power supply X2 2 GND X2 3 CAN L Zone COM1 COM2 X2 4 CAN H information L I X2 5 Serial B master slave X2 6 Serial A com X2 7 DI GND L X2 8 DI 24 48Vdc X2 9 DO GND TRIP X2 10 DO 2...

Page 49: ...rcurrent input output La out X3 11 Arc output tripping group 1 Lb out X3 12 Arc output tripping group 2 GND X3 13 X3 14 Grounding for all BI O signals The following BI O interfaces are included in sta...

Page 50: ...on nected the terminal X1 17 X1 18 are closed and X1 19 X1 20 are open Connect the trip alarm output to the closing terminals X1 15 X1 16 7 5 2 ARC EP10 2 0 ARC EL3 2 0 and ARC EC1 2 0 Connect the cir...

Page 51: ...51 7 6 Block diagram 7 6 1 ARC EM 2 0 Figure Connections of ARC EM 2 0...

Page 52: ...r compartments and will operate in the zone selec ted by the unit address switches Figure Arc scheme with I O units Connections The ARC EP10 2 2 0 arc protection unit has 10 sensor channel inputs of w...

Page 53: ...ar compartment Figure ARC EP10 2 2 0 block diagram 7 6 3 ARC EP10 2 0 Addr Zone L L I Latch L Int Ext 1 2 3 4 5 6 7 8 O N 24dc 5V 3V COMS Latch Latch 5V I Trip 1 1 1 L int ext Zone setting SW VAM unit...

Page 54: ...54 7 6 4 ARC EL3 2 0 7 6 5 ARC EC1 2 0...

Page 55: ...measuring zone 0 6 A 0 6 IN IN 1A 0 30 A 0 6 IN IN 5A thermal withstand capability 300 A for 1s 100 A for 10s 20 A continuous power consumption 0 3 VA Terminal Maximum cross section area of wire singl...

Page 56: ...strand wire 4 mm 10 12 AWG 8 1 2 Auxiliary power supply ARC EM 2 0 Rated voltage UAUX 48 265 V ac dc 110 120 220 240 VAC 50 60Hz 48 60 110 125 220 V dc Power consumption 7 W in normal mode 10 W outpu...

Page 57: ...4 AWG No digital inputs available in ARC EP10 2 2 0 ARC EP10 2 0 ARC EL3 2 0 Number of inputs 1 pc I in 1 arc fault trip out Internal operating voltage 24 48 V dc BIO in 24 V dc BIO out Load capacity...

Page 58: ...mm 13 14 AWG Phoenix MVSTBW or similar ARC EP10 2 2 0 ARC EP10 2 0 ARC EL3 2 0 ARC EC1 2 0 Number of contacts 1 closing contact relay T1 for ARC EP10 2 0 ARC EL3 2 0 ARC EC1 2 0 Number of contacts 3...

Page 59: ...BW or similar 2 5 mm 13 14 AWG Relay A1 Trip Alarm Relay SF Self supervision 8 1 6 Communication bus interface Number of ports 2 in the back plate ARC EM 2 0 2 in the front panel I O units Electrical...

Page 60: ...MHz 10 Vemf HF field IEC 60255 22 6 Emitted EN 61000 4 3 class III 80 2700 MHz 10 V m HF field IEC 60255 22 3 Voltage EN 61000 4 29 30 1s 60 0 1s 100 0 05s interruptions IEC 60255 11 Voltage EN 61000...

Page 61: ...y 10 150 Hz Acceleration 0 5 g 3 directions 1 sweep sweep rate 1 oct min Sinusoidal endurance IEC 60255 21 1 Class I Frequency 10 150 Hz Acceleration 1 g 3 directions 20 sweeps sweep rate 1 oct min 8...

Page 62: ...lass IEC 60529 IP21 Dimensions WxHxD 25x55x14 mm ARC SP 40x7 mm ARC SM Material Plastic Weight 0 01 kg Cable length 6 m or 20 m ARC SP 5 m ARC SM 8 2 5 Package Dimensions WxHxD ARC EM 2 0 215 x 160 x...

Page 63: ...6 In Operating time 7 ms Detection period Resetting period 2 ms 30 ms L2 I0 setting stage Start current 0 05 5 In Operating time 7 ms Detection period Resetting period 2 ms 30 ms 8 3 2 Circuit breaker...

Page 64: ...64 9 Construction 9 1 Dimensional drawings 9 1 1 ARC EM 2 0 panel and semi flush mounting...

Page 65: ...65 9 1 2 ARC EP10 2 2 0 din rail mounting...

Page 66: ...9 1 3 ARC EP10 2 0 din rail mounting 66...

Page 67: ...67 9 1 4 ARC EL3 2 0 din rail mounting...

Page 68: ...68 9 1 5 ARC EC1 2 0 din rail mounting...

Page 69: ...69 9 1 6 Fiber sensor mounting r min 50 mm...

Page 70: ...70 9 1 7 Point sensor mounting...

Page 71: ...served The wiring work must be performed according to national standards and any requirements specified by the customer Caution Do not connect the auxiliary supply voltage until the installation has b...

Page 72: ...M In ARC EM 2 0 the auxiliary supply is connected to terminals X3 17 and X3 18 Wiring secondary circuits of the current transformers Connect the secondary circuits of the current transformers to the f...

Page 73: ...larms The self supervision system issues a self supervision alarm when it detects a fault in a ma ster unit function or an incorrect number of sensors Connect the self supervision alarm output to an S...

Page 74: ...nt measu rement Wiring the trip circuits of the circuit breakers Connect the circuit breaker s trip circuit to the following terminals TRIP1 X2 15 X2 16 fast In the event of an arc fault the output co...

Page 75: ...ality NOTE Use of power supplies without voltage monitoring is not recommended Connect the auxiliary supply to the 24 V terminals of the last I O unit Use at least 1 5mm2 AWG 16 size twisted pair cabl...

Page 76: ...below 30 m No power supply is needed Figure Small protection system wiring configuration one branch design Systems having more than four I O units must be equipped with separate auxiliary supply Figu...

Page 77: ...nearest I O unit using the shortest route possible and cut it to a suitable length Connect the arc sensors to the screw terminals X1 1 20 The polarity of the arc sensor cables is not critical Connect...

Page 78: ...l and fix it using a 4 mm screw Active part of the sensor Cable clamp Fastening screw 4x15 mm Cable of sensor Figure Mounting the arc sensor ARC SP NOTE The sensor must not be exposed to direct sunlig...

Page 79: ...direct sunlight or other strong light Do not mount the sensor directly under a light source NOTE To avoid false tripping cover any unused channels of the I O unit ARC SM The portable pin sensor can b...

Page 80: ...utput La out X3 11 Arc output tripping group 1 Lb out X3 12 Arc output tripping group 2 GND X3 13 X3 14 Grounding for all BI O signals To obtain transfer of arc information between master units Connec...

Page 81: ...r should be isolated Version 2 If the switchgear earthing is solid ARC EM 2 0 ARC EP10 2 0 ARC EP10 2 0 ARC EP10 2 0 ARCON ARCON ARCON ARCON REM The earthing should be done from master ARC EM 2 0 in p...

Page 82: ...82 10 Application examples 10 1 Applications 10 1 1 With a main busbar system...

Page 83: ...83 10 1 2 With two main busbar systems...

Page 84: ...84 10 1 3 With two main busbar systems and additional zone selection 4 zones...

Page 85: ...85...

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