ABB 219F2401 Instructions Manual Download | Manualshive

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Courtesy of NationalSwitchgear.com

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Summary of Contents for 219F2401

Page 1: ...lay CIRCUIT SHIELD Catalog Series 219 Standard Case TYPE 87T Catalog Series 419 Drawout Test Case TYPE 87T PIFFEBENT 0 8 0 Ji MINIMUM RtSTBAM niFKESfcNTIM ASEABBOWBOfWj BFSTRA N s voc HARMONIC yCl is MEBTZ PF CAT T W O W I N D I N G R E L A Y Courtesy of NationalSwitchgear com ...

Page 2: ...ect wiring may result in damage diagram before energizing correct polarity Be sure wiring agrees with the connection Be sure that the dc control voltage is applied in the 2 Apply only the rated dc control voltage marked on the front panel 3 Do not attempt to change a current tap setting while the relay is in service This wi 11 likely cause the relay to trip due to the mismatch created Pulling the ...

Page 3: ... primary to secondary ct s on the primary and secondary sides of the transformer ratio of the transformer being protected and the choice of ratios for the The tap settings are selected to equalize the input currents seen by the differ ential measurement unit of the relay The tap values and ratios provided are shown in Table 1 Setting calculations will determine the tap selection required for the h...

Page 4: ...tting 30 of tap 1 05 40 1 5 43 65 2 3 2 1 25 1 05 30 1 5 45 2 3 1 05 1 4 15 1 5 20 30 2 3 The setting that provides a 30 40 minimum operating current would be typical for most applications INSTANTANEOUS The instantaneous element operates directly on magnitude of the measured current difference This internal adjustment is factory set at 10x tap but may be adjusted from 8 to 20x as may be required b...

Page 5: ...tory calibrated to restrain on 15 second harmonic An unrestrained instantaneous unit which operates on the magnitude of the difference current is provided to back up the percentage differential unit The instantaneous unit is factory set at 10x tap but may be adjusted 8 20x in the field The relay has ratio correcting taps therefore external auxiliary ct s will not The high continuous rating of each...

Page 6: ... 0 05A max drain 32vdc and 24vdc Control Voltage allowable range 100 140vdc allowable range 88 125vdc allowable range 200 280vdc allowable range 176 250vdc allowable range 38 58vdc see note 2 below and page 22 TABLE 4 CATALOG NUMBERS COMMON UNITS Control Voltage Catalog Numbers Std Case Test Case System Freq Type Windings 87T 48vdc 11Ovdc 125vdc 250vdc Two 60Hz 219T2431 219T2401 219T2441 219T2451 ...

Page 7: ...nal Connection Diagrams 16D419B Transformer Differential Relay Drawout Test Case Type 87T Type 87T Transformer Differential Relay Standard Case 16D219B 1 06 O5 o3 02 ol fccJ fee 1 5 a I T T T T G JT G r i i i i 1E 15 OlH Oja 12 11 10 q ID 9 Notes 1 Omit coil 3 4 for two winding relays 2 The tap block associated with coil 1 2 is on left hand side when viewed from the front of the relay 3 The tap bl...

Page 8: ...I J oo L _t5 J 52 2 52 2 87T 3 1 87T 2 S4 rM 87T 1 8 7 8 7 12 11 10 9 6 ovo 12 11 10 9 h6 o o 12 11 10 9 Hkiovo D C Control Power ft 5f r r 86 86 X X52 2 86 52 1 a a 86 52 1 52 2 TC TC Typical Connections for Differential Protection Two Winding Three Phase Power Transformer Figure 3 Note using the transformer nameplate drawing as a reference a phasing check should be made to insure that the ct sec...

Page 9: ...Y3 93 n_p p ZO 0 v 52 2 XI X3 4 C IW 1 87T 2 87T 3 87T 1 M H 8 7 12 1110 9 o4 W ovo 12 11 10 9 0 4KJ OVO 12 11 10 9 y6 o o D C ff Sr r Control Power X xlx i 52 3 86 52 1 a a a 86 52 1 52 3 52 2 M 2 3 TC TC TC CO J O O 0 CD J Figure 4 Typical Connections for Differential Protection Three Winding Three Phase Transformer to Courtesy of NationalSwitchgear com ...

Page 10: ... the mismatch and transformer s load tap changer range must be considered S M LTC security the 25 setting should be used for calculated slopes of 15 and below the 40 setting for calculated slopes of 15 30 M Mismatch 9 Calculate the mismatch the For and 11 Select the Instantaneous setting This internal adjustment is factory set at 10x tap value The recommended setting is approximately 10 times the ...

Page 11: ...as calculated in step 6 Larger value for low side ct s 4 5A tap Smaller value for high side ct s 3 2A tap see notes on Figure 2 page 7 for physical relationship of of tap settings to input terminals 8 Check continuous ratings of taps from Table 2 Both taps selected are rated 10A continuous ok 9 Calculate the mismatch 1 1 41 1 446 1 41 T A smaller of T or A 0 036 1 41 M 0 025 2 5 10 Select percenta...

Page 12: ...condary windings For the following example assume transformer ratings Tertiary 12 4kv 7 5 10 Mva de 1 ta Secondary 69kv 30 40 Mva wye Primary 161kv 30 40 Mva OA FA wye 1200 5 C200 ct s all are multiratio ct connections 600 5 C200 1200 5 C800 de1 ta de 1 ta wye primary to tertiary 16 primary to secondary 9 5 impedances based on OA rating Tertiary Primary Secondary Samp1e ca 1cuJ atio n 465A 1OMva 1...

Page 13: ... MULTIPLES OF TAP SETTING o X z Ui cr cr 3 O LU 2 Ui 0 O SMALLER RESTRAINT CURRENT IN MULTIPLES OF TAP SETTING Figure 6 Percentage Differential Operating Characteristic Figure 7 Percentage Differential Characteristics at Low Currents for 15 25 and 40 Settings showing minimum operate current as a function of R see Figure 7 for detail at low restraint currents Minimum Restraint Dial R adjustable fro...

Page 14: ...rear board is marked for easier identification of the connection points temporari 1 y The value 1400 ohms for A 25 watt resistor is suitable for IMPORTANT in order to test the drawout unit a suitable resistor must be connected between terminals 9 and 10 on the rear vertical circuit board of this resistor depends on the control voltage rating of the relay units rated 125vdc 200 ohms for 48vdc units...

Page 15: ...at have 2 independent sources are not suitable for the differential test shown above because there is a phase shift between the sources If you are using such a set then an alternative test for the differential element using a single source is as follows a Connect the relay as shown in Figure 9 b Set Diff dial to 40 taps to 3 6A c Apply 7 2A test current The relay should not trip d Move one tap pin...

Page 16: ... the test current until the relay operates and note the value factory calibrated for an operating point of 10x tap tolerance 15 tap is being used a trip should be obtained at 25 33A and repeat the test until the desired operating point is obtained If necessary readjust R119 At the completion of this test remove the temporary jumper C Harmonic Restraint Tests The Type 87T uses 2nd harmonic restrain...

Page 17: ...tion shown dotted optional depending on test set i o7 6 8 o o 13 14 13 16 12 11 9 Note use 50Hz sources if relay has 50Hz nameplate rating Apply dc control power per relay s nameplate rating Resistor required between terminals 9 and 10 See page 14 TEST SET Contact Monitor O o o Current Source I 60 HZ O Figure 9 Typical Test Connections Alternate Method for Pet Differential CharacteriStic Test 87 T...

Page 18: ...s 60 HZ Phase o deg O _ j CM HH I 87 T l a xx 4 8 o o o 13 14 13 Note use 50Hz and 100Hz sources if relay has a 50Hz nameplate rating Apply dc control power per relay s nameplate rating Resistor required between terminals 9 and 10 page 14 See TEST SET Contact Monitor a a CD Current Source t 60 HZ Phase o deg Q a Current Source 2 120 HZ Phase 0 deg a Figure 11 Typical Test Connections Harmonic Rest...

Page 19: ...6 h o tzn C203 C210 RZSk t I R219 R227 in R217 i Connect jumper between pins 3 and 5 for test of 87T Instantaneous Unit 80S T C211 CM C209 R20B w U201 R201 H H C201 R2B2 1 H R205 R203 088 Typical Layout Type 87T Harmonic Restraint Module Board C2SB Q O o R22M R2W Type 87T Typical Layout Main Lower Circuit Board R119 Instantaneous Unit Pickup Calibration Potentiometer Turn R119 clockwise to increas...

Page 20: ...harmonic falls below the set value This value may be read directly from the curve in Figure 13b Branch A current was originally set to 1 0A the vertical scale may be read as the current in Branch B Since the For the factory calibration of 15 nominal the Branch B current should be between 0 8 and 1 0 ampere for acceptance testing The Branch B current may be raised and lowered to determine the restr...

Page 21: ...ltage 87 T o 8 7 6 o 1 o o 13 14 13 J 16 12 JUL 10 9 Diode Shorting y Swltch 6 O Contact Monitor 2 0 1 8 v n u m O r i 1 6 u 1 B Jh 2 1 2 v5 H C o H 4 J 1 4 H 3 W CP 1 2 c H 4 J Formu1as u o 1 0 JC 0 2121A 0 51A IB H 0 8 o H O A or 6 H 3 0 212 0 5H JL _ A H IA CP 2 0 16 18 12 14 20 10 8 H Percent Second Harmonic with Diode Shorting Switch Open Percent 2nd Harmonic Content as a Function of IB IA Fi...

Page 22: ... on systems using 24vdc or 32vdc control voltage However the Type 96 Inverter is available for use in the basic scheme shown above Use one inverter for each Type 87T Specify the Type 87T with 48vdc control rating Catalog Number 200P2448 Catalog Number 200P3248 Type 96 DC DC Inverter 24vdc to 48vdc 32vdc to 48vdc 2 a 4 DIAMETER HOLES Q S000 0 i 1 6 7 8 9 10 la 00000 3 2 5 4 J P l 32 I 37 Figure 13b...

Page 23: ... relay tap Table 2 1 79A 17A ok 10A ok 10A ok 1 933 1 928 1 928 0 3 1 555 1 55 1 55 0 3 3 003 3 00 3 00 0 0 9 Mismatches M23 Mi 2 Mi 3 10 Select percentage differential setting Mismatch is less than 15 so use a relay setting of 25 11 Select the instantaneous setting _ High side relay current at self cooled rating 30000 161 y 3 5 400 T 2 32A 8 x tap 8 x 1 2 9 6 x tap 23 2 2 9 2 32 10 primary side t...

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