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Woodward

Technical Manual WIC1

32

DOK-TD-WIC1E, Rev. L

Type: WIC1W6AS1

Figure 5.4: Type WIC1W6AS1 as panel mounting

Figure 5.5: Type WIC1-WxH1 as plug on type

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Summary of Contents for WIC1 Series

Page 1: ...WIC1 CT Powered Time Overcurrent and Earth Current Relay Original Technical Manual WIC1 Revision L...

Page 2: ...ward reserves the right to update any portion of this publication at any time Information provided by Woodward is believed to be correct and reliable However no responsibility is assumed by Woodward u...

Page 3: ...Technical Data Characteristics and Features 19 5 1 Protective functions 19 5 1 1 Minimal operating current and rated primary current 19 5 1 2 Phase time over current protection 20 5 1 3 Earth current...

Page 4: ...mmissioning 45 6 6 1 Wiring checks 45 6 6 2 WIC1 adjustment 46 6 7 Functional Test 46 6 7 1 Test Currents 47 6 7 2 Switching points for the overcurrent steps 47 6 7 3 Switching points for the short ci...

Page 5: ...on and descriptions this manual includes Text graphic and formulae do not always apply to the actual delivery scope The drawings and graphics are not true to scale We do not accept any liability for d...

Page 6: ...not avoided will result in death or serious injury WARNING indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION used with the safety alert symbol indica...

Page 7: ...als as much as possible because these do not store static electric charges as much as synthetics 3 Keep plastic vinyl and Styrofoam materials such as plastic or Styrofoam cups cup holders cigarette pa...

Page 8: ...awing and flag indicator Order form and commissioning form OUT OF DATE PUBLICATION This publication may have been revised or updated since this copy was pro duced To verify that you have the latest re...

Page 9: ...of the CB Parameter setting can be done in different user friendly ways By means of casting all electronic components incl the housing are safely protected against climatic and mechanic influences In...

Page 10: ...am 3 1 2 Storage If the relay is not used directly it has to be stored in its original packing Permissible temperatures during storing are 40 C up to 85 C The storage place should be dry 3 1 3 Electro...

Page 11: ...imensions Width x Height x Depth 125x170x40mm 3 4 Connection Diagram for WIC1 1 2 3 gn ge 1 2 3 gn ge S1 S2 C D S1 S2 C D S1 S2 C D WIC1 1 2 3 gn ge L1 L2 L3 TC TC 230V N Energiearme low energy Ausl s...

Page 12: ...ward Technical Manual WIC1 12 DOK TD WIC1E Rev L 3 5 Connection Diagram for the Flag Indicator WI SZ Figure 3 2 Connection diagram WI SZ4 flag indicator Figure 3 3 Connection diagram WI SZ5 flag indic...

Page 13: ...ng of tripping values is done via the integrated interface For this the user has one PC adapter and the software WIC Soft2 at hand As an alternative to the adjustment via interface it is also possible...

Page 14: ...of the protective functions can be recorded directly at the protection relay For the basic version WIC1 1 the adjustment of protective functions can only be done via the communication inter face which...

Page 15: ...4 2 2 WIC1 4 When compared to WIC1 1 the WIC1 4 provides an additional operator interface at its front panel The functionality is the same as for the WIC1 1 Figure 4 2 WIC1 4 Note For the operating so...

Page 16: ...lues as well as the setting values of the WIC1 The interface for this version can be found at the left of the relay and additionally above the DIP switch block Switch block Switch No Setting parameter...

Page 17: ...of the relay and additionally above the HEX switch block The following parameters can be set for the relay version with integrated earth fault protection function Switch Setting parameter 1 IS Rated...

Page 18: ...made in chapter 5 9 Description of the Application Current transformer WIC1WE1AS1 WIC1WE2AS1 In case of small values of the primary currents there are special E labeled CTs available that feature a m...

Page 19: ...28 A 0 1 A WIC1WE2AS1 16 56 A 0 2 A WIC1W2AS1 16 56 A 0 2 A WIC1W3AS1 32 112 A 0 4 A WIC1W4AS1 64 224 A 0 8 A WIC1W5AS1 128 448 A 1 6 A WIC1W6AS1 256 896 A 3 2 A only for setting via serial interface...

Page 20: ...Fuse Time factor 0 05 to 10 in steps of 0 05 when adjusting via interface Tripping times for the definite time short circuit element tI 0 04s to 3s in the following steps when adjusting via interface...

Page 21: ...OFF ON ON ON ON OFF OFF OFF OFF ON ON ON ON DIP 2 8 OFF OFF OFF OFF OFF OFF OFF OFF ON ON ON ON ON ON ON ON HEX 4 0 1 2 3 4 5 6 7 8 9 A B C D E F time s 1 0 04 1 2 3 4 5 6 8 10 15 30 60 120 180 240 30...

Page 22: ...it tIE HEX Switch 8 DIP Switch 4 5 8 DIP 4 5 OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON DIP 4 6 OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON DIP 4 7 OFF OFF OFF OFF ON ON ON ON...

Page 23: ...Settings All WIC1 relay versions are set in our works at the smallest possible setting values Is smallest possible rated current W1 8 W2 16A W3 32A W4 64A W5 128A W6 256A Characteristic Definite Time...

Page 24: ...following trip values is guaranteed I 20 times highest rated CT current tI 40 ms The relay option WIC1 xxx W works with an additional backup protection when The watch dog of the microcontroller respo...

Page 25: ...ro modem cable is needed The lockable opening at the housing of WIC1 and the 6 pole plug are of matching design A 9V battery is integrated in the PC adapter During reading out and writing of parameter...

Page 26: ...t is connected This input is electrically isolated and can be loaded continuously Terminal PE is the central earthing point for the protective system Technical Data Input voltage range 230 V 15 115 V...

Page 27: ...he individual pulses depends on the impedance of the flag indicator and the current level Puls ing is continued until the activation threshold is undershot Technical Data Energy E 0 01 Ws Voltage 24 V...

Page 28: ...aracteristic absolutely 10 ms Earth fault element 5 of the setting value in the range of IE x IS 5 of the IS in the range of IE x IS Option only available in device types that offer earth current prot...

Page 29: ...differential mode 2 5 kV 1 MHz DIN IEC 60255 22 1 05 91 common mode 1 kV 2 s Interference immunity against surge immunity test DIN EN 61000 6 2 03 00 4 kV 2 kV DIN EN 61000 4 5 09 96 Interference immu...

Page 30: ...EN 60068 1 03 95 Climate category 40 085 56 Test Ad Cold DIN EN 60068 2 1 03 95 Temperature 40 C Period of stress 16 h Test Bd Dry heat DIN EN 60068 2 2 08 94 Temperature 85 C Rel humidity 50 Period o...

Page 31: ...nominal voltages 1000 V This means for application in MV switchboards 36 kV these current transformers may only be used with insulated primary conductors for example cables with appropriate insulatio...

Page 32: ...Woodward Technical Manual WIC1 32 DOK TD WIC1E Rev L Type WIC1W6AS1 Figure 5 4 Type WIC1W6AS1 as panel mounting Figure 5 5 Type WIC1 WxH1 as plug on type...

Page 33: ...p setting Is I Figure 5 6 Very Inverse Multiples of pick up setting Is I 1 2 3 4 5 6 7 8 910 20 Multiples of pick up setting 0 1 1 10 100 1000 t s a 0 05 0 1 0 2 0 3 0 4 0 5 0 6 0 8 1 0 10 0 1 4 2 0 3...

Page 34: ...3 4 5 6 7 8 910 20 Multiples of pick up setting 0 01 0 1 1 10 100 1000 10000 t s a 0 05 0 05 0 1 0 1 0 2 0 3 0 4 0 5 0 6 0 8 1 0 10 0 1 4 2 0 3 0 4 0 6 0 8 0 1 10 Multiples of pick up setting 0 01 0...

Page 35: ...iples of pick up setting 1 2 3 4 5 6 7 8 910 20 Multiples of pick up setting 0 1 1 10 100 1000 10000 t s a 0 05 0 05 0 1 0 2 0 3 0 4 0 5 0 6 0 8 1 0 10 0 2 0 3 0 4 0 5 0 6 0 8 0 1 2 3 4 5 6 7 8 910 20...

Page 36: ...ick up setting 1 2 3 4 5 6 7 8 910 20 Multiples of pick up setting 0 1 1 10 100 t s a 0 05 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 1 0 10 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 1 2 3 4 5 6 7 8 910 20 Multiples of pick...

Page 37: ...ation formula for IMT characteristics Normal Inverse 0 14 0 02 1 Very Inverse 13 5 1 Extremely Inverse 80 2 1 Long time inverse 120 1 RI Inverse Time 1 0 339 0 236 HV Fuse 10 2 3 832 3 66 0 1 FR Fuse...

Page 38: ...Coil 24V DC 10 Contact rating 230V AC 3A 230V DC 0 12A 115V DC 0 2A 24V DC 2A Flag indicator with two potential free contacts can be set and reset electrically can be reset mechanically Connector assi...

Page 39: ...trial networks Due to its small size the WIC1 is very well suited for the use in compact switchboards Figure 5 4 Basic circuit diagram of a standard switchboard with 2 feeders and 1 outgoing transform...

Page 40: ...WIC1 Operating current Furthermore please pay attention to the operating current of the protection object The operating cur rent should be in the rated CT current range The WIC1 system can be loaded c...

Page 41: ...parameter I specified the starting point of the characteristic curve Means that the factor Is I is the starting point of the characteristic curve at one times of 1 tI Delay time of the over current e...

Page 42: ...I 1 kA Delay time for I 100 ms Primary test current value 150 A Setting of the WIC1 IS 72 A I 1 4 a tI 0 2 I 14 1kA 72A 13 88 tI 0 1s Estimation of the tripping time from the characteristic curve Star...

Page 43: ...e protection system or of the primary side of the equipment Pay attention to check that over the prima ry circuit no second current flow way is possible Grounding of the feeder 6 2 Accessories for com...

Page 44: ...6 2 Power absorbed by one phase over the range 0 1 10 lowest operating current Lowest operating current lower rated current x 0 9 The operating current is chosen by Is I WIC1 W1xx 7 2 A Is 8 A WIC1 W...

Page 45: ...g work is assisted by the integrated test windings of the WIC1 protection system which are on the front of the relay Hence any wiring jobs as well as actions in the cable connection area can be disreg...

Page 46: ...the primary test method is used the test current is impressed via the primary winding When the secondary test method is used the test current is impressed via the CD test winding There are different...

Page 47: ...s I I and IE 6 7 2 Switching points for the overcurrent steps DIP 1 1 OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON DIP 1 2 OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON DIP 1 3 OF...

Page 48: ...8 64 9 60 Is Hex 5 0 52 1 04 1 56 2 08 2 60 3 12 3 64 4 16 4 68 5 20 6 24 7 28 8 32 9 36 10 40 Is Hex 6 0 56 1 12 1 68 2 24 2 80 3 36 3 92 4 48 5 04 5 60 6 72 7 84 8 96 10 08 11 20 Is Hex 7 0 60 1 20...

Page 49: ...T Is Hex 0 0 064 0 096 0 128 0 160 0 192 0 224 0 256 0 288 0 320 0 384 0 448 0 512 0 576 0 640 0 800 Is Hex 1 0 072 0 108 0 144 0 180 0 216 0 252 0 288 0 324 0 360 0 432 0 504 0 576 0 648 0 720 0 900...

Page 50: ...Definite Time I 1 05 x Is tI 1 00s I 4 00 x Is tI 0 10s IE 0 9 xIs tIE 0 2s Test step 1 Test of the short circuit step I For this the following parameters have to be blocked I EXIT tI EXIT IE EXIT The...

Page 51: ...er Test step 2 Test step 5 Test of the earth current step IE Settings I EXIT tI 1 00s I 4 00 x Is tI 0 10s IE 0 9 x Is tIE EXIT only applicable to devices that offer earth current protection Test to b...

Page 52: ...lure Remedy Wrong measuring and trip ping values Test winding short circuited Secondary side of test winding always to be operated openly except when relays are test ed Wrong measuring and trip ping v...

Page 53: ...on L1 C CT test winding connection L1 D CT test winding connection L1 S1 CT measuring winding connection L2 S2 CT measuring winding connection L2 C CT test winding connection L2 D CT test winding conn...

Page 54: ...96 109 97 83 98 76 98 69 98 46 19 41 99 38 49 33 47 30 79 29 80 1000 00 192 45 174 95 137 46 104 97 96 23 87 48 57 74 52 49 48 11 41 84 38 49 37 25 32 99 28 87 1250 00 249 56 218 69 171 83 131 22 120...

Page 55: ...echnical Manual WIC1 Woodward DOK TD WIC1E Rev L 55 8 Annex 8 1 Dimensional drawing relay Figure 8 1 Dimensional drawing 8 2 Dimensional drawing flag indicator Figure 88 2 Flag indicator WI1SZ4 WI1SZ5...

Page 56: ...rated CT current Trip at 0 8 times lowest rated CT current and full energy storage W Please leave box empty if option is not desired Flag indicators WI1 Small type front 34 x 23 mm connection lead 1m...

Page 57: ...ed CT current A 16 Char Trip characteristic DEFT I Pickup value for DMT characteristic or start val ue of the IMT characteristic x IS 0 9 tI Tripping time for DMT characteristic s 0 04 a Multiplier fo...

Page 58: ...10 07 55 P O Box D 47884 Kempen Germany Phone 49 0 21 52 145 1 Internet www woodward com Sales Tel 49 0 21 52 145 331 or 49 0 711 789 54 510 Fax 49 0 21 52 145 354 or 49 0 711 789 54 101 e mail Sales...

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