LV Cable Sizing Calculation

LV CABLE SCHEDULE

Location of Cable

CABLE TAG NO

SYSTEM VOLTAGE (V)

CABLE INSTALL 1B!"ie# $ Ai" % D!ct

ESTIMATED MA&IMUM 'OE (*)

'OE +AC COS

EST LENGTH LEN GTH +O MA&IMUM 'OE CABLE (,ete")

SIN

SL.NO

1

From----- to --------

400

2

5

0.9

30

0.44

2

From ----- to -----------

400

2

1.1

0.9

170

0.44

'O-E

DATE :0 UNNING

E++

I(f)

(A)

CABLE ATED CO +AC CUENT (A) ( t x g)

I7(o) (A)

 at 809C (o2,3*,)

& at /0H (o2,3*,)

VOLTAGE DO' (V")

STATING

VOLTAGE DO' (:)

0.85

9.43

55.00

0.45

24.75

2.330

0.1090

1.05

0.26

0.85

2.08

18.00

0.45

8.10

9.450

0.0942

5.22

1.31

 VOLTAGE DO' (VS)

VOLTAGE DO' (:)

!n6

1

11.62

2.90

1

T . abc

 

.03.2016

CABLE SI4E (,,5) Co"e

Sie

T;
S2o"t ci"c!it =i26tan# In >A (1 Secon#)

4.0

6.0

mm²

XLPE

1

4.0

2.5

mm²

XLPE

0

10 BASIS O+ CALCULATIONS 1 2 3 4 5 6 7 8 9 10

M!"m#m $%rm"tt%& 'o(t)% &ro$ *or 0.4+, " o/"&%r%&  4. M!"m#m $%rm"tt%& 'o(t)% &ro$ " #m%&  3 *or r#//"/) /& 15 t #r *or trt"/) t% motor. T% (% "% " %(%t%& o/ t% " o* 'o(t)% &ro$ /& #rr%/t rr"/) $"t *or (( *%%&%r. / % o* Motor trt"/) #rr%/t " o/"&%r%&  6.5 t"m% t% *#(( (o& #rr%/t. Strt"/) PF *or (( motor  %%/ #m%&  : 0.3 orr%t"o/ *tor *or (% " %t"mt%&  0.45 *or 3 or 3.5 or% (% ("/) "/ A"r  t"/) *tor *or Am"%/t "r t%m$%rt#r% - t50 °c) - 0.82 EF: SPPLE ALE DATA S;EET< =ro#$"/) *tor *tor *or (% ("& "/ o$%/ r+"r< -0.55 .F. > t ! )* > 0.82 ! 0.55 0.45 At#( #rr%/t rr"/) $"t? @o< > (% rt%& #rr%/t o< X orr%t"o/ *tor