SPLN 54: 1985

c. Gangguan /-ru, Ze =Z t * 2 2 * Z o + 3 2 ,

Z , Z n + ( Z r + Z r ) ( Z o * 3 Z f )d. Gangguan 2Q-Nz Ze = -j--:----

rb Qo + 37, - azr)

Z , Z n + ( 2 , + Z r ) ( Z o * 3 Z f )Pada phasa lain: Ze = ----!--!-

{t Qo + 32, - uzzr)

Besarnya I ' dapat dicari dari kurva _L' vs X pada Gambar 21.I p

2. Konstanta-Konstanta Sistem

2.1 Sistem I (Pentanahan netral 40 n )

GMD = 1007 t9 mm.

Xt = XZ = 0,1447 log glttP_ fi lkmGMR

Rt = tahanan a.c. penghantar(fL /km).

Zo = R l + 0 ,1480 + J (X r + l , 2 l7 i ) O /km

t = 2 0 o C .

II

l 1 l4 \ , 1 1 f t ' ,-Y- -P- -qJ-

i. soo *, .L eoo n* jcbr. 17

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SPLN 54: 1985

2.1.1 Tabel XI I I A - Penghantar AAC

2.1.2 Tabel XI I I B - Penghantar AAAC

Penampang

nominal(mm2)

Jar i - jar i

(mm)

Urat GMR

(mm)

Impedansiurutan posit if

( a i*m)

Impedansiurutan nol

( fI /km)

T 52535507095r201 5 01 8 5240

2125632,82033 ,337 r3,98864 ,71935,49796 r I 7 9 L6,90847 ,67228,7 386

77777L 9l 9I 9L 9I 9

1 ,63802 1 0 4 7 52 , 4 2 2 72 ,89 573 ,42624 1 1 6 7 44 168375123655r81556 ,6238

1,8382+j 0,40351 ,1765+ j 0 ,38950,8403+j 0 ,37910,5882+j 0 ,35770,4202+j 0 ,35720,3096+j AJ4640,2451+j 0 ,337 50 ,1951+ j 0 ,33050,1590+j 0 ,32390,1225+j A l I57

I ,9862+ j 1,69101,3245+j 1167700,9883+j 1,66660,7362+i 1 ,65520,5682+j 1,64470,457 6+ j 1 ,63390,3931+ j 1 ,62500 ,3441+ j 1 ,51800,3070+j I ,6 lL40,2705+ j 1 ,6032

Penam pang

nom inal(mm2)

Jar i - jar i

(mm)

Urat GMR

(mm)

Irnpedansiurutan posit i f

( r2 / t<m)

Impedansiurutan nol

( Q /km)

t 525355070951201 5 01 8 5244

2,25632,82033,33713,98864 ,71935,49796 , 1 7 9 16,90947,67228,7 386

77777l 9L 9t 9I 9I 9

I ,638021047 52,42272,89 573,42624 , 1 6 7 44,69375,23655 , 8 1 5 56,6238

21016I. ' , 014036I ,2903+ j 0,389 50 ,9217 + j 0 ,37900,6452+j 0 ,36780,45C8+i 0 ,35720,3396+j 0,34490,2688+j 0,337 60 ,2162+ j 0 ,33050,17 44+j 0132390,1344+j 0 ,3158

2rl64I-r j L,69lL1,4384+j 1167701,0697+j 1 ,66650,7932+ j 1,65530,5088+j 1 ,6447) ,4876+ j 1 ,63240,4168+j 1,62510,3631+j 1 ,6180) ,3224+ j l , 61140,2824+j 1,6033

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SPLN 64: 1985

2.2 Sistem

GMDN

GMDo

PAbN.rrr.123318 mm

VCs..*103615 mm.

II (Pentanahan Netral 500 Jl )

Ii r :- @ -I

l .-Y -| +so *n

.=

I1000 nur

c lA- ( I /

IITrn I

X t

Zo

t = 2 0 o C

Xn = 0,!447 ros e-#n- (J?/km pada jarak permukaan I m)

n

R_ = tahanan ac kawat tanah ((2/t<m).n

2.2. I Tabel XI I I C Penghantar AAC

Gbr.

GMD^,= x2=0,1447 log c^^-Rl?

CI/km

= Rl + 0,1480 + j(X, + r,2822). R;-rgi[ir2r;+|,1l:.+;ore-n7ot,.^

450 nrm

Ukuran hantaranfasa

Ukuran kar,vattanah

Impedansi urutannol

( f} /km)

Penampangnominal( rnm2)

UratPenampang

nom inal(mm2)

Urat

l 625355070951201 5 01 8 5240

77777I 9T9I 9l 9I 9

l 62535505050707095r20

7777-7

777T9I 9

2,20311156731 ,23510,9 5580,7 87 80,677 20,56470 ,5 r570142890 ,3543

+-r

+

+

f

++-r

+

T

r , 5199I , 4 0 8 6r , 2982I ,L817r r I7 121 , 1 2 3 6110696110626o rg9980,9508

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SPLN 54: 1985

2.2.2 Tabel XIII D Penghantar AAAC

2.3 Sistem III (Pentanahan Langsung)

GMDN

GMDg.

-0l a

I N-@-

8L2 ,9 rmnr ?r___V aN.bN.cN105415 mm

lffi6E.A

l A 2 8 r 2 m m .

-Q! c !-v-

t = 2 0

X t = x 2

Ukuran hantaranfasa

Ukuran hantarantanah

Impedansi urutannol

(n /km)

Penampangnom inal(mm2)

UratPenampang

nominal(mm2)

Urat

t 625355070951201501 8 5240

77777T 9L 9l 9l 9L 9

l 62535505050707095r20

77777777t 9I 9

2,3569 + j 1 ,548011676A + J I , 18041,3192 + j 1 ,32621 ,0089 + j 1 ,23640,8245 + j 1,22580,7033 + j 1 ,17820,5647 + j 1 ,06970,5347 + j 1 ,05970 ,4611 + j 1 ,01290,3821 * j 0,9702

r 1 558 ,69mm 1-.1-------{, I

Gbr. L9

Zo = Rr + 0'r4s0 + j(X, + t,2837).o ,-Ug1-;;;.tffir -Tlr2te,(a/km)

oc.

= 0,1447 Iog GMD d 0 /km.GMR

558 ,69nrn

-. {16 -

SPLN 54: 1985

2.3.1 Tabel XIII E Penghantar AAC

2.3.2' l 'abel XIII F Penghantar AAAC

Ukuran hantaranfasa

Ukuran hantarannetral

Impeciansi urutannol

( Q /km)

j Penampangi nominal; (mm2)

UratPenampang

nom inal(mm2)

Urat

t 6257 55070951201 5 01 8 5240

77777I 9L 9I 9T9T9

l 6253550505070709 5120

77777777L 9t 9

2 ,1999 + j 1 ,5257117744 + J 1144441,2488 + j 1,28480,9689 + j 1,16240 , 8 0 0 9 + j l , l 5 l 80 , 6 9 0 3 + j l , l 4 l 00,57 59+ j 1 ,04620,5269 + j 1,03870,4374 + j 0 ,97420,3619 + j 0,9327

Ukuran hantaranfasa

Ukuran hantarannetral

Impedansi urutannol

( fl /km)

Penampangnominal(mm2)

UratPenampang

nominal( m m 2 )

I r a t

T 62535507095L2A1 5 01 8 5240

77777I 9l 9T9T9L 9

I 62 535505050707095120

77

777777T9T9

2 ,3675 + j 1 ,54511 ,6886 + j 1 ,42561 ,3334 + j 1 ,31431,0383 + j 1 ,19020,8541 * j 1 ,17960 ,7330 + j 1 ,16730,6175 + j 110674015640 + j 1106040,4732 + j 0 ,98810,3930 + j 0,9435

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