91403

3. SCHEMATY I TABELE POMIAROWE.

OBWÓD RL

o-

CEWKA	U	AU	5U	I	Al	51	L	AL	8L
	V	V	%	mA	mA	%	H	H	%
LI	27.5	0.2	0.6	43.0	0.4	0.9	0.81	0.03	4
L2	28.0	0.2	0.5	41.0	0.4	1.0	1.02	0.03	3
L3	28.0	0.2	0.5	42.0	0.4	1.0	1.18	0.03	3

R= (400 ± l)ft Rii= (187 ± 1) ft Rł^= (202 ±1)0

Ru= (15311) A

WZORY I OBLICZENIA

L=l/2*f V(U/I)²-(Ri*R)² = 1/314 V (27.5 / 0.043)² - 587² = 0.81H

U²    U    RI

AL=---------------------Al + ---------------------ĄU + ----------------------ĄR =

314 1² V R²I² + U²    3141 V R²!² + U²    314 V R²I² + U²

27.5²    27.5

=--------------------------------------------------- * 0 0004 + ----------------------------------------- * 0.2

314 • 0.043 ² >/ (587 * 0.043)² ♦ 27.5²    314 * 0.043 V (587 * 0.043)² + 27.5²

587 * 0.043

♦-------------------------------------- * 2 = 0.03 H

314 V (587 * 0.043)² + 27.5²