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G EK-49861

CO N N ECTI N G PLUG

M A I N B R U S H

CO N N ECTIN G B LOCK

A U X I L I ARY

S HORT I NG

N OT E : A F T E R E N GAG I NG AU X I L I ARY B R U S H CO N N ECTIN G PLUG

T R AV E LS

I N C H BE FO R E E N G A G I NG T H E M A I N B R U SH O N

T H E T E R M I N A L B LO C K

F i gu r e 2 0

( 8 0 2 5 0 3 9 )

C r adle B lock and Termi na l Block C r o s s Sec t ion

F igu r e 2 1

( 8 0 4 3 0 1 6 )

P r i nted C i r cu i t Ca r d Ex t r ac t i ng Too l

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Содержание SLY81 A

Страница 1: ... INSTRUCTIONS STATIC THREE PHASE DIRECTIONAL PHASE DISTANCE RELAY TYPE SLY81 A SLY81 B GENERAL ELECTRIC GEK 498610 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 2: ...it 17 Tel ephone Relay 18 Electrical Test General 18 Dielectric Tests 18 Detailed Testing Instructions 19 1 Required Settings 19 2 Relay Base Reach Angle and Reach Check 19 3 Testing Mho Characteristics 21 4 Alternate Test Method for Reach Tests 22 5 Integrating Timer Tests 22 6 Overcurrent Supervision Tests 23 7 MOB Tests 24 INSTALLATION PROCEDURE 25 INTRODUCTION 25 SURGE GROUND AND RELAY CASE GR...

Страница 3: ...pe SLY81 re lays may be used in a st epped d i s tance protect ion scheme as the f i r s t second or t h i r d zone of phase protec t ion It may also be used as an unde r reach i ng or ove r r each i ng t r ipp i ng r e lay i n any of the di rect ional compa r i son schemes If the d i rec t ional compa r i son schemes use phase d i s tance block i ng relays the Type SLY82A block i ng re lay ins t ...

Страница 4: ...e polarizing signal also improves the directional integrity of the distance measurement The third input of the comparator provides an overcurrent supervision function This input is adjustable so that it can be set above load current but below the minimum fault current in order to provide security from mis operation due to potential failure The SLY81 has a characteristic which is adjusted by means ...

Страница 5: ... to 75 0 1 LONG 15 0 15 0 to 150 0 Select ion of the des i r ed base reach tap ZRl i s made by means of the three tap screws at the lower rear of the r e lay s ee Figu r e 5 Al l t h r ee tap screws A B C must be i n equa l ohmic tap pos i t ions The r e lay r each ZR of the relay i s con t i nuously adjustable w i th i n the range shown i n Table I for a par t i cu lar tap by means of a three gan...

Страница 6: ...and ca r ry 3 0 amper e s fo r t r ipp i ng dut y The i r con t i nuous cu r r ent r a t i ngs a r e l im i t ed by the target r a t i ngs as l i s ted i n Table II The MOB contacts i n type SLY81B w i l l make and car r y con t i nuou s l y t h r ee ampe res 3 amps The i n t e r r upt i ng r a t i ngs of both types of contacts a r e l i s ted i n Table II TABLE II INTERRUPTING RATINGS IN AMPERES ...

Страница 7: ...for the long r each relay The z of the I Z quant ity i s the t ransfer impedance of the t r ansactor and is equal to VouT IrN The t r ansactor seconda r ies have load i ng r e s i s to r s across them These res i s to r s p rov ide the des i r ed angle VouT and IrN Th i s ang le determi nes the base r each ang le of the r e lay A t h i rd s ignal cons i s t i ng of I Z only i s also compa r ed to ...

Страница 8: ...nt Rest raint Set t i ng may now be chosen to produce the required relay r each OPERATING TIME Ope rat i ng t ime i s a funct ion of the length of l i ne be i n g protected t h e source impedance and the loca t ion of t h e faul t F i g u r e 9 shows the average operat i ng t ime for a type SLY81A r elay when set for f i r s t zone protect ion of a typ i ca l 100 mi l e rad ial t ransmi s s ion l ...

Страница 9: ...ANGE IN IN OHMS 0 0 AMPERES RMS 0 1 4 10 0 2 2 10 0 4 1 10 0 75 0 52 10 1 5 0 26 10 3 0 0 13 10 0 5 0 8 2 1 0 0 4 2 2 0 0 2 2 3 75 0 11 2 7 5 0 052 2 15 0 0 026 2 3 Operate Circuit Sensitivity See Figure 11 for sensitivity in terms of VLL x 1 1 100 The current sensitivity for phase pair A B is given by the relationship where I _ I Z 0 032 1 rated A B Rl 1 X X Actual Relay Reach Nominal Relay Reach...

Страница 10: ...NT RATING 5 A M P ER E S__ 1 A M P E RE CURRENT CIRCUIT PHASE PHASE Impedance Z in ohms 0 030 0 210 Resistance R in ohms 0 027 0 200 Reactance X in ohms 0 013 0 065 The cur rent requ i remen t s at the DC cont rol powe r i npu t s t uds 1 9 and 2 0 a r e g i ven i n Table V I be low TABLE VI DC CONTROL CIRCUIT BURDENS RELAY RATED DC VOLTAGE CONDITION OF CONTROL CIRCUIT OUTPUT RELAY K2 BURDEN IN MI...

Страница 11: ...nal proce s s i ng SP card as we ll as to a three gang potent iometer The vol tage s on the s l ide r s of the pot ent iome t e r s are also connected as i npu t s to the SP ca r d The i npu t pha se cu r r e n t s pa s s t h r ough t h e p r ima r i e s o f t ransactor s XA Xa and Xc The t r ansactor s p roduce secondar y vol tages propo r t i onal to the i r pr ima r y cu r r e n t s i n mag n i...

Страница 12: ...to be high i npu t s 1 and 3 mus t have the same pola r i ty and i nput 2 mus t have an oppos i te pola r i ty INPUT NO 1 2 3 TABLE IX INPUTS TO CL CARD INPUT SIGNAL Quadrature Polarizing Operate Signal IA Is ZRl DERIVED FROM QP Card OS Card SP Card The CL ca rd output s are fed to the integ r a t i ng t ime r IT car d wh i ch measu r e the t ime that each CL output s i gnal i s h i gh I f the i n...

Страница 13: ...ci r cu i t r y if a test poi nt i s acc identally shor t c i r c u i t ed The test points are labeled funct iona l ly i e t he AB phase i nput to the integ r a t i ng t ime r i s labe led AIN The i n t e r na l connect ion dr awings show the test points w i th the same label TABLE X INTERNAL CONNECTIONS FOR CARDS FIGURE NUMBER FIGURE NUMBER CARD DESIGNATION CARD FUNCTION OF INTERNAL OF CARD LAYOU...

Страница 14: ... son scheme a nd a r each of 175 i s desi red ZR 1 75 4 2 7 35 ohms a Select ZRl Use three ohm base tap b Res t ra i n t Set t i ng ZR1 3 100 100 40 8 ZR 7 35 MOB SETTING TYPE SLY81B ONLY The r e a r e two sett i ngs to be make i n es tabl i sh i ng a prope r out of s tep block i ng funct ion These sett ings are i n t e r rela ted and w i l l norma l l y be based on sys tem load f low and powe r s...

Страница 15: ...to p r event t he ope ning of impor tant i n ter lock ing c i r cu i t s The r e lay i s mounted in a steel f r amework cal led the c r adle and i s a complete u n i t w i th all leads terminat ed at the i nne r block s Th i s c r adle i s held f i rmly i n the case wi th a latch at both top and bot tom and by a guide pin at the back of the case The connect i ng p l ug bes i d e s mak i ng t h e e...

Страница 16: ... lever counterclockw i se in order to change the r e s t r a i nt set t i ng but should be engaged aga i n a f t e r the des i r ed set t i ng is made The o t h e r adju s tme n t s i nd i ca t e d i n F i g u r e 23 a r e t r im potentiome t e r s loca ted on p r i nted ci rcuit ca rds Mos t of these adju s tmen t s a r e set in the factory and shou ld not norma l l y r equ i r e r eadjus tment S...

Страница 17: ...e r s on the cradle and the case ag ree w i th the i n t e r nal connect ion diagram Check that the shor t i ng ba r s are in t he cor rect pos i t ion Check that each f i nger w i t h a shor t i ng bar makes contact with the shor t i ng ba r De flect each contact f i nger to ensu r e that the r e i s suf f i c i ent contact force ava i lable Check that each aux i l i a ry brush is bent high enoug...

Страница 18: ...ly t e s t a l t e r na t i ng cu r r en t r elays i t i s essential to use a s i ne wave sou r ce o f cu r r ent o r vol tage Di elect r i c Tes t s 1 Int r oduct ion The surge capa c i to r s Cl C9 and Cl 5 C2 0 used in the r e lay do not have voltage r a t i ngs to wi ths tand AC hi pot the r e fo r e caut ion mus t be exe r c i sed when hipo t t i ng to avo i d t h e s e capaci tor s t ype SLY...

Страница 19: ...t i ng i t w i l l detect some cases of deg raded i nsulat ion 3 Res tor i ng Re lay to Se rvice Af t e r the hipot or megger test i ng i s completed the surge capac i to r s shou ld be reconnected to the surge capac i tor buses and a l l exte r nal wi r i ng t o Te rmi nal 1 0 shou ld be r econnected The r each t e s t s descr ibed unde r the ACCEPTANCE TESTS sect ion of t h i s book shou ld then...

Страница 20: ... 0 2 20tt 1 0 4tt 0 4 10tt 2 0 2 0 75 8 3 75 1 6 1 5 4 7 5 0 8 3 2 15 0 0 4 d Adjust the phase angle for the nominal base reach angle of 85 e Observe the waveform at the following test point on OS card with an oscilloscope 1 AOUT for phase pair A B 2 BOUT for phase pair B C 3 COOT for phase pair C A f Lower the voltage V to the value given in equation 2 below where 100 VT 2Xl X Z X T Rl T test cur...

Страница 21: ... accomplished by means of the trim potentiometers on the SP card The potentiometer to be adjusted for each phase is shown in Table XIV These potentiometers should be turned clockwise to increase the reach TABLE XIV REACH ADJUSTMENT LOCATIONS PHASE UNDER TEST POTENTIOMETER DESIGNATION AB BC CA Pl P3 P5 i Replace the OSB plug in the IN position if blocking of main output contacts is desired during a...

Страница 22: ...nation is employed The circuit uses the test box 102L201 test reactor 6054975 and test resistor 6158546 described in GEI 44236 Since a limited number of resistor reactor fault impedances are available only a few points on the relay characteristic can be checked s Integrating Timer Tests The integrating timer IT card has three adjustments as indicated in Table XV TABLE XV POTENTIOMETER POTENTIOMETE...

Страница 23: ...relay picks up and the output channel B should go positive 4 16 milliseconds 50 hertz 5 0 milliseconds after the input channel A goes positive After the pickup time is checked P3 should then be turned clockwise until the output channel B produces a continuous positive signal P3 should then be turned clockwise for one additional turn As a final check on the accuracy of the 4 16 milliseconds 50 hert...

Страница 24: ...6 for adjustment In order to set the sensitivity of the overcurrent supervision to a value near the low end of the setting range given in Table IV it may be necessary to change the relay restraint setting to a very low value If the test circuit shown in Figure 31 is used in place of the one shown in Figure 24 this change in the relay restraint setting will not be necessary 7 MOB Tests Type SLY81B ...

Страница 25: ...to approximately 80 of this voltage and open switch Sl Close switch Sl and observe that Channel Two of the oscilloscope does not go low at any time INSTALLATION PROCEDURE INTRODUCTION The relay should be mounted on a vertical surface The outline and panel drilling diagram is shown in Figure 22 The location should be clean dry free from dust or excessive vibration and well lighted to facilitate ins...

Страница 26: ...TALLATION TESTS Since operating companies use many different procedures for installation tests the section under ACCEPTANCE TESTS contains all necessary tests which may be performed as part of the installation procedure at the discretion of the user The minimum suggested tests are as follows 1 VISUAL INSPECTION Repeat the iterns described under ACCEPTANCE TESTS VISUAL INSPECTION 2 MECHANICAL INSPE...

Страница 27: ...ate that no scratches a r e l e f t yet i t w i l l clean off any cor ros ion thoroughly and rapidly Its f lexibi l i ty ensu re s the cleaning of the actual points of contact Do not use knives f i les abrasive pape r or cloth of any k ind to c l ean r e lay contact s CAUTION Remove ALL power from the relay before removing or inserting any of the pr inted ci rcuit boards Fai lure to observe this c...

Страница 28: ...on PS card If either or both voltages are not between 14 and 16 volts check that rated DC voltage 48 or 125 VDC i s on PS card pin 40 to pin 24 If not check input terminals 19 to 20 2 Replace PS card 1 Remove PS card and jumper pins 17 and 40 of the PS card If the relay does not pick up then K2 or T1 is defective 2 If the relay picks up with the jumper in the preceding step 1 then remove the jumpe...

Страница 29: ... in the following order IT CL SP CP OS Set steady state pickup time pot and recheck other phases Change printed circuit cards one at a time i n the following order SP CP IT CL OS It i s r ecommended that suf f icient quant i t ies of r enewal par t s be ca r r i ed in s tock to enable the prompt r eplacement of any that a r e wor n broken o r damaged Should a p r i nted c i r cu i t card become i ...

Страница 30: ... dust ADDITIONAL CAUTION Dual in line integrated circuits are especially difficult to remove and replace without specialized equipment Furthermore many of these components are used on printed circuit cards which have bus runs on both sides These additional complications require very special soldering equipment and removal tools as well as additional skills and training which must be considered bef...

Страница 31: ...ive sequence of Vsc vol tage in vol t s rms pos i t ive sequence of VcA vol tage in vol t s rms r e lay vol tage du r i ng test in vol t s rms system pos i t ive sequence phase to neutral impedance in ohms l i ne pos i t ive sequence phase to neutral impedance i n ohms sou rce pos i t ive sequence phase to neu t ral impedance i n ohms l i ne nega t ive sequence phase to neu t r a l impedance i n o...

Страница 32: ...g r a t i ng t ime r set for 5 5 4 2 5 mi l l i seconds 5 0 her t z 6 6 5 6 m i l l i seconds b No load i n the r elay pr ior to the fau l t c The sour ce and fau l t impedance have approx ima t e l y the same impedance angle as the relay max imum reach Heavy pre fau l t load f low in the r elay can result i n much sho r t e r ope r a t i ng t imes for close in fau l t s and hence these curves s h...

Страница 33: ...e cu rve Time 1 0 5 mi l l i seconds For fau l t at F2 For Zone l For Zone 2 1 1 5 1 I 3 V 3 X 1 5 44 3 Amps I A I8 V 3 44 3 76 7 A mps IA Is ZRl TZF 76 6 3 0 56 X 0 2 3 0 vol t s From upper cu rve t ime 1 0 5 mi l l i seconds IA Is ZRl TZF 76 6 3 0 2 9 X 0 2 3 0 vol t s By interpolat ion t ime 1 0 5 mi l l i seconds For Faul t at F3 For Zone l For Zone 2 1 1 5 1 I V 3 X 1 _ 5 6 8 85 A mps I A I8 ...

Страница 34: ... 0 He r t z Operate S i gnal Ca rd 4 9 I n t e r nal Connect ions for 5 0 Her t z Operate Signa l Ca rd 50 Card Layout for Operate S ignal Ca rd 5 1 I n t e r na l Connect ions for Coi nc i dence Log i c Ca rd 52 Ca rd Layou t for Coincidence Log i c Card 5 3 I n t e r nal Connect ions for Integ r a t i ng Timer Ca rd 5 4 Ca rd Layou t for Integ r a t i ng Timer Card 5 4 I n t e rnal Connect i ons...

Страница 35: ...ARtllt 8 SIGNAL w 8 C IA Is ZRI OVER CURRENT SUPERVISIO 6 PHASE ANGLE SEE c I I COMP NOTE I 0 8 Vc VtA r ANGLE t c r LKI K2 M O B K3 K1 q 2 T d 1 K 2 Y 1 K 2 Exr ER NA L _ i Q I NDICATES STUD No ON RE LAY RrtuRLI ToR O EE I TYPE SLYB I B O NLY L C V U p y NOTE 1 PR E RE GULAT OR US E D F O R T K 3 tr l I I O S UR G E RATE D INPUTS E XCEE DII G I _ l GROUN D 1 25 VDC C m I 0 00 en E l e c t r i c a...

Страница 36: ... 0510 30 43 I 9lrf 32 I L 16 m co 22 24 23 36 0 I _h 28 37 331cL 39 37 48 12 I T 23 m 0 I I f 6 4 4 1 3 I 9 4Sf 36 43 I 9 43 I 9 43 I 9 liL___ ji r__L__ r 1 1 1 NOTE I 4 I T 1 I PRE REGULATOR USE D FOR RATE D INPUTS E XC E E D I N G 1 2 5 VDC SHORT FINGER I A I c e EX TERNAL P R E R E GULA TOR SEE NOTE I VRI I K2 2 RIOS 40 24 P S I 7f 018485609 I S O 32 9 I 43 REF I S 7 K2 1 0 F i g u r e 2 0 152C...

Страница 37: ...SO 2 2 3 4 A i 43 1 9 3 2 A i 1 1 1 3 1 1 0 5 1 0 30 i 18 47 l _ i 1 6 m L 1 2 2 2 2 4 2 3 36 o 1 CZ 48 _ i 28 37 L 49 41 1 2 I T 1 1 i I I 2 3 0 0 A I c EXTER NAL P R E REGULATOR SEE NOTE I VR 11f K2 4 0 2o 4c 6 p 5 1 71 0 1 8485609 1 5 3 2__j 9 1 43 if 43 1 9 45 43 1 9 45 36 i L I J J _ L T 4 3 _ _ _ T J 9 l L__ R _ E_ F _ 1 s v I L_ NOTE I PRE REGULATOR USED FOR RATED INPUTS OCEEDING 125 VDC SH...

Страница 38: ...GROUNDS SHO U L D BE MADE AT THE SWITC H BOARD B S U P P LY K 2 T9 T K 2 tf T R I P T 8MoB K 2 l 8 AUX RELAY T R l P t E XTER NAL NOTE 2 PRE REGULATO R SEE N OTE 2 R E L AY H OU S E G R O U N 0 6 SUPE RVISING CONTAC T WHERE USE D PRE REGULATO R USED FOR RATE D INPUTS EXCEED ING 1 25 VDC Figure 4 0 2 7 3A9 0 9 2 2 External Connect i ons 38 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 39: ...GEK 49861 XB XC TB K3 RELAY TYPE SLY81 B ONLY XA Figure 5 8 0 4 3 5 4 2 Rea r View of Long reach Model Ou t of Case 39 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 40: ...BASE TAP I N DICATOR GEK 49861 tT Cl PS I I I I CP OS SP I l l PERCENT R ESTRAI NT ETTING T Figure 6 80 4 3 5 4 0 Front View of Relay Out of Case 40 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 41: ... 6 Rest raint Se t t i ng Dial Set at 8 4 II CL 11 I NPUTS I I I 11CL11 I I ou _ r _ P _ u _ T __ __ F90o 4 11 1 T II OUTPUT Figure 8 0 27 3A9 0 9 3 l Measurement P r i nc iple 41 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 42: ...2 7 3A9 0 9 4 2 Sh l Ave rage Operat i ng Time for F i r s t Zone Relay 60 Her t z 0 u fTl 40 35 30 I z 0 25 s fTl 2 20 s I I Cli 15 fTl 0 0 z O IO CJ 5 0 0 FIRST ZONE RELAY I AVERAGE T IM E I N CLUD I NG J OUTPUT RELAY REACH 90 o OF LINE 100 M I LE L I N E 1 25 MILE SOURCE 50 HERTZ RELAY I v I 0 20 30 40 50 GO 70 80 90 100 FAU LT LOCAT I O N AS A PERCENT OF L I NE LE NGTH F i g u r e 9 B 0 2 7 3A...

Страница 43: ...2 7 3A9 0 9 5 3 Sh l Average Operat ing Time for Second Zone Relay 60 Her t z 0 u fTI u 16 14 1 2 z Q itO fTI Z B r r i G fTI n 0 6 4 f 2 1 1 SECOND ZONE R ELAY v AVERAGE TIME I NCLUDING v OUTPUT RELAY REACH 175 o OF L I NE 100 M I LE L I N E v 2 5 MILE SOURCE 50 HERTZ RELAY 10 20 30 40 50 60 70 80 90 100 FAULT L OCATION AS A PERCENT OF L I NE LENGTH Figure lOB 0 27 3A9 0 9 5 Sh 2 Ave rage Ope r a...

Страница 44: ... 9 z I I w o if o 0 0 _ 1 z 0 0 _ J 0 ro lf 0 w __J CL _J w 0 0 At 0 1 0 lf _j l VN I V JON 10 o N I H i3tl F i g u r e 1 1 0 2 73A9 0 9 6 Reach Ver sus Fau l t ed Phase Vol tage 44 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 45: ... 6 1 0 35 Gc t8 tc 1z Y I I 22 t8 tc 1 Tvac l____j 1 v a I W 32 G l c lA lld liiR 7 0 P 6 iiii 3 Gc t e lA 1zJ liiR 7 1 7 1 I 3 3 G te lA l Tvc VJ l O OK I I I 1 1 5 t c Z l lS E 1 1 g g I L 1 2 I Zl 47 C C j 3 t oz lit RE S 1 STORS 1 7 0 RN6 OC ALL RES I STORS 1 WATT 5 70 CARBON l C 1 THRU 1 C7 1 5 58 C8 THRU 1 C l 0 5 5 5 JeZl 41 1 C l 1 9 1 0 9 T 5 0 loZ 0 1 2N2 9 0 7 c zl 41 t 5 2 2 I 5 VOLT I...

Страница 46: ...G EK 49861 Ln 08WSd Ln C J Figure 12B 0171C8706 8 Card Layout for Type SLY81A Signal Processing Card SP 46 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 47: ...C 1 9 1 0 9 o s o C lozo O J 2 N 2 9 0 7 ALL O I ODE5 1 N4 1 48 ALL CAPAC I TOR VALUES l N MFD Figure 13A 0152C8463 Sh l Internal Connections for Type SLY81B Signal Processing Card SP Figure 13B l 08WSd l C J Ol71C8706 8 Card Layout for Type SLY81B Signal Processing Card SP 47 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 48: ...I STORS 1 I 4 WATT 5 7 CARBON ALL I C 5 1 5 5 8 8 T R I M POSTS 0 TEST PO I N T 01 5 2C8464 Sh l Internal Connect ions for 6 0 He r t z Combi ned Pola r i z i ng Card CP O JJMFD sov R42 VCA 41 2 e 8 7 K PCB 0 1 7 1 C 8 7 0 7 P 1 ASM 0 1 8 48 5 6 0 7 G 3 V AB 4 2 lOE R 4 f3 vee l o 5 0 J JMFD sov 3 9 T sov 43 L _ I _ S _ V O LT 1EL Pl s 4 t RESI STOR VALUE SELECTED IN TEST RESI STOR a RN6 DC F i g ...

Страница 49: ...ed PCB D 1 5 2C8440 P 1 ASH 0 1 8485429 G2 R5 4 R57 1 OOK 4 3 7 l SA 0 1 5 2C9087 Sh 2 1 Interna l Ope rate S ignal Ca rd 49 ENG NOTE C o 2 0 33HFD SOV _ RESI STOR VALUE SELECTED IN TEST II RESI STOR t 7 RN60C ALL OTHER RES lSTORS 1 4 WATT S 7 CARBON ALL I C 5 I 5 5 8 S TR I M POSTS Q TEST PO INT Connect ions OS for 6 0 He r t z w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 50: ...S GEK 49861 2 4 Sh 4 PCB 0 J 5 2C 8 4 4 0 P 1 ASM 0 1 8 48 5 4 2 9 G 4 R57 1 O OK t 7 2 3 3 7 0 3 JMFD O JJMFD s o v s o v 3 0 R 3 8 1 O OK ENG NOTE Q 2 4 RESI STOR VALUE SELECTED I N TEST RES STOR 1 RN6 D C 4 5 ALL OTHER RES I STORS 1 I 4 WA TT S 7o CARBON I nternal 50 ALL C S 1 5 5 B 0 TR I M POSTS Q TEST POI NT Connect ions for 50 Her t z w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 51: ...G EK 49861 Lll 08WSd Lll N Lll M Figure 1 5C 0 1 5 2C8 4 4 0 3 Ca rd Layout for Operate S i gnal Card 51 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 52: ... R C U I T 9 9 r 3 2 0 4 43 PCB 0 1 5ZCI431 1 P H A S E c c I R C U I T ASP1 0 1 1 485 425 G 3 9 CR6 1 1 5V l TO P I N 3 9 I Of LL I cs C l T 0 1 Mf D 50V I 5 I E OV l TO COI 1 t o c 2 1 Mf D 5 0V 1 5V JTO P I N 1 2 4 3 Of LL I CS ALL RES I ST S l 4 WATT 5 CARBON ALL I CS Lt1 2 310 ALL TRANS I ST S ZN2222A ALL D I ODES IN4 1 41 C m I 00 en E l e c t r i c a l P a r t M a n u a l s c ...

Страница 53: ...GEK 49861 1 5 0 ID 1 f 0 Figure 16B 0152C8436 4 Card Layout for Coincidence Logic Card CL 53 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 54: ... 4 o R 6 5 ARE I RN6 0C ALL OTHER RESI STORS ARE 1 4 WATT S lo CARBON ICA 1 5 5 6 CO 9 1 0 9 Q l l 2 N 2 2 2 2 A 0 0 2 J Q4 J o 06 2N2 9 0 7 C 2 i o C 4 o C 6 1 ARE 0 3 3 MFD 2 7 S O V P l TRANS JENT P I CKUP T I ME P2 zSTEADY STATE P I CKUP T I ME PJ DROPOUT T I ME Q mTEST POINT OUT Internal Connections Card IT 1 1 1 1 C l for 0152C8437 7 Card Layout for Integrating Timer Card IT 54 w w w E l e c...

Страница 55: ... 3 3 8 I S 0 Q l Q 2 0 2 4 6 A9 2 1 2 P 3 4 3 9 1 1 Q3 0 2 4 6 A 9 2 0 1 2 2 2 2 1 Q 4 0 2 46 A 9 2 0 2 P 2 0 7 II QS 0 2 46A 9 2 2 0 P 4 2 2 1 U1 0 1 rt R 2 1 O O n 2 W I 0 R 3 I K C 2 I I R S 3 9K I 0 1 CR I I 0 R 6 1 8 n CR2 T l 5 4 TEST PO I NT 0 CR I 5 CR4 LED I I C I l UU 1 1 4 I 9 1 5VOLTS l 1 I I f L I 5 I 0 VOLTS l I I I I I v v I 4 3 1 5VOLTS l R 1 2 I M I I 4W C CE2u F 9 4 3 m I J Io D ...

Страница 56: ...h 3 2 Internal DC Rated I nput Powe r Supply 56 u z hJ u 0 loJ J u c _ N u Connec t ions Ca rd PS _ 4 1 I N C N Q N Cft N N N fO f N I I I L D D wt at N O o C O t 1 N O N N N O _ crt Cit Gt I N o o N D D oD oD u N N N I I O o o o I I I I u c o c o for 1 1 0 Vol t w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 57: ...G EK 49861 n Figure 18C 0171C8709 SS Sh l 8 Card Layout for 110 125 Volt Rated Input Power Supply Cards PS 57 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 58: ...9 ll 3 0 246A9 2 0 1 P 2 2 2 2 ll 4 0 2 46A9202 P 2 9 0 7 ll 5 0 2 4 6 A 9 2 2 0 P 4 2 2 1 I S 1 K l 1 7 Figure 19A 0152C8465 2 Sh 2 Internal Connections for 48 Volt Fig 19A 0152C8465 2 sHI t tJM M t P 1 4 mli lfiiMJdin ower Supply Card PS If In _ _ _ __ I C 1 t Re C4 Figure 19B c fl ri1 R1 3 u u Qt LED1 5 1 5V D CR8 II 0171C8709 SS Sh l 8 Card Layout for 48 Volt DC Rated Input Power Supply Card P...

Страница 59: ...I ARY B R U S H CO N N ECTIN G PLUG T R AV E LS Y4 I N C H BE FO R E E N G A G I NG T H E M A I N B R U SH O N T H E T E R M I N A L B LO C K F igu r e 2 0 80 2 5 0 39 Cradle Block and Termi na l Block Cross Sect ion F igu r e 2 1 8 0 4 3 0 1 6 P r i nted Ci r cu i t Car d Ext r ac t i ng Tool 59 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 60: ...FRONT V I DJ 7 1 8 1 8MM 3 0 TYP I CAL D I M I 76MM 3 4 DR I LL 2 0 HOLES STUD NUMBE R I NG 9 7 5 3 1 0 0 0 0 0 0 0 0 0 0 1 0 8 6 4 2 BACK V I EW 1 9MM PANEL DR I LL I NG FOR SURFACE MOUNT I NG FRONT V I EW 5 1 6 1 8 STUD I NCHES V I EW SHOW I NG ASSEMBLY OF HARDWARE MM FOR SURFACE MTG ON S TEEL PANELS Figure 22 0178A7336 6 Outline and Panel Drilling for Type SLY81A Relay 60 w w w E l e c t r i c ...

Страница 61: ...HAND TAP PLATE I G HT HAND TAP PLATE ER SUPPLY LIGHT PERCENT R ESTRAI NT ETT I NG T PHASE 8 OVERCURRENT P4 PHASE C REACH PS PHASE C OVERCURRENT P6 MOB CHARACTER ISTIC TIME P7 Figure 2 3 80 4 3 5 4 1 Front View o f r e lay Out o f Case with Nameplate Removed 61 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 62: ...4975 CURRE NT4VE RN IER LOAD BOX PHASE RELAY STUD N O U N DER CONNECTED TO POI N T TEST P Q W X A B 1 5 I G I 3 B C IG 1 7 3 5 CA 1 7 1 5 S J U M P E R FR O M O V TES T PO l N T 0 N P S C A R D TO T E S T P O l N TS O N I T C A R D L l S T E D B E LO W 8 1 N C I N A I N CI N A I N BI N CO N N E C T E D TO R E A D A N G L E C U R R E N T LA G S V O LTA G E T H AT l l CONTINUITY TESTER D C POWE R S ...

Страница 63: ...3 ro I rt tJ I 0 X N OT E 1 P R E R EGU L ATO R US E D FO R RAT ED I N PU T E O I N PUT S EXC EE D I N G 1 2 5 VO C 1 2 0 VOLT S GO HZ S W I T C H 1 0 2 L 2 0 1 I I T E ST B O X I Ll _ _ _ C A L I B R ATE D R E A CTO R R E S I S TO R CO M B I N AT I O N RELAY UNDER TEST 1 1 CONTINUITY TESTER C m I 00 en a w E l e c t r i c a l P a r t M a n u a l s c ...

Страница 64: ...ST POI NT O N ps CARD PHASE UNDER TEST AB BC CA Figure 26 SCOPE CHANNEL 1 AND SCOPE TRIGGER IT C ARD I NPUT I I NPUT JI 1 1 SC OPE CHANNEL 2 I 1 I N PUT III SCOPE GROUND P I N No O F C A R D INPUT I I NPUT TI I NPUT III 1 2 2 3 36 23 1 2 36 3G 1 2 23 0 2 7 3A9 0 99 Time r Ca rd Test Ci r cu i t 64 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 65: ...TOR CURRENT INPUT I o _ 6054975 CURRENT VERN IER LOAD BOX THE n 15V 11 TEST PO INT HAS A l OOK OHM CURRENT L I M IT I NG RES ISTOR MOU NTED ON THE PS CARD CO N N E CT E D TO R E A D A N G L E T H AT C U R R E N T L A G S V O LT A G E RELAY UNDER TEST 1 1 D C POWER SU P PLY 0 2 5 0 V C 5A I I RAT E D I N P U T N OTE I P R E REGUL A TO U SE D F O R R AT ED I N PUTS E X C E E D I N G 1 2 5 V D C VOLT...

Страница 66: ... 35 40 45 50 55 IA I s zR1 TZFJ I N VOLTS 0273A9101 4 Sh l Operating Time of 60 Hertz Relay Versus Signal into Operating Circuit AVERAGE OPERAT I N G TI M E VS S I G NAL I NTO OPERATE C I RCUIT 50 HERTZ RELAY EE APPEN D I X IT 1 1 0 ___ ___ T 40 o o 1 OR G EATER I 1 t 1 I L T I Oo o T 20o o _7 5 10 1 5 20 25 30 35 40 4 5 50 55 IA I B zR 1 TZF IN VOLTS Figure 28B 0273A9101 Sh 2 Operating Time of S ...

Страница 67: ...V I L I I C I L__ _ __ __ __ __ _j DC I N P U T R l R 2 R 3 R4 250 VOLTS I SOJ 150 1 _ IOO t I O O n 1 9 20 SLY OR S LY G Figure 29 0 2 7 5A4 3 36 l I nte r na l Connect ions Diag r am of P r e Regulator 67 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 68: ...5M M G 35MM I 1 1 I 0 I E N N D I SEEOUTLI NE H J I 0 178 A733 6 J 9 M M 7 5 L J 0 3 2 X MTG SCREWS 6 I 1 9 7 5 3 I 0 0 0 0 0 Q9 9 9_ 08 M M 0 625 NUMBER ING OF S T U D M TG OF PRE REGULATOR BACK VIEW F igu r e 3 0 0 2 7 5A4 3 3 9 Out l i ne and Mount i ng Dimens ions w i th P re Regulator 68 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 69: ...UT I T CUR RE NT1VE RN IER 1 r 1 I LOAD BOX PHASE RELAY STU D N O U N DER CONNECTED TO POI N T J U M P E R FR O M O V T E S T P O l N T 0 N P S C A R D TO T E S T P O I H T S O N I T T E ST N P Q W X C A R D L 1 S T E D B E LO W A S 1 7 1 5 I G I 3 B C 1 5 IG 1 7 3 5 CA 1 6 1 7 1 5 5 C O N N E C T E D TO R E A D A N G L E C U R R E N T L A G S V O LTA G E B I N lf CI N A I N CI N A I N BI N T H AT...

Страница 70: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 71: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 72: ... 7 94 600 Protection and Control GE Technology Center 205 Great Valley Parkway Malvern Pennsylvania 19355 1 337 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

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GE SLY81 A, Инструкция по эксплуатации

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