Regime De Neutre

591 B .- / 1 ,. 02B . .2. = 4 . 74 =50 -/1 4 =- 1 26. 9=5: 14 J < 0 9. ' 8 . 0 5=0 30 . .. A =121 0 871. J < 0 9. ' 8 E< 14 94 , 9. 0- =121 74 5. 1. <4 9. 3G -3

2.3. Normes régissant la protection des personnes

! 530 - 2753 ,. 02B . @=33.053275 ==0 -/1 4 3 . ! 230 0 9. < 794 3 6 2B , / 71 8. =4 571 3 6=5K 3 25/275 3 1 20 =@1 4 3 756 8, 50 A 8. 1 =23. ! 592/ 9. - / -/1 . C 4 . =33. . 070/ 52B . ! 592/ 9.374 /=33. . 3 '' ! 4 1 9)71 .9.- 571 8,7 91 = 8.

Page 413 571 3 . 1 .! 0. 8. 5 =5/ E 337/ 275 1 =23.9. 2=0 =5K E 5275 . C 4 9) -/1 20G / 52B . . 02/ , 5 4 7< ! 1 . E 7820 4 7< . 9. 71 23=0 , 1 ,5 8=- 275 =53 - 8759.! . E 788233275 -/1 . C 4 501 275=-G . 070/ 52B . .5=0 . 02B . 1 4G 8=- 275G 23=0

3/

2.4. Courbes de sécurité, tensions de sécurité

= 13230 .94/ < C 8=25 , 7-.34 =50 , =5/ 71 3 4 ? 4 2? @. / <9.< =8;13 E053275 / =4 74 =1 0. . 75920 2753 =0 873< ,2B . =5=0 C1 43 782. / 75920 < H 4 3 ./G 2753 C 32B . 0 ? . 1< 4 L1 , =-, . 1 B .B . M 7 7C . =-4 . 0 0. ? 4 . 50. 4 -4 3 2- 8 0 B .B . 8, 7C 4 -4 3 : 83

=

= / =/,230 4 / 750.9755.-3 ? 2=0 9. =1 01 2B . 2D/ 1 . =1 2753 / 0 13230 .. 6 0 9.- 053275 9./ =/ . 9. .0 , =5/ 5 75/275 . = . 750 0 0 - 0 9.- < =4 ),=0 = . .75 / 3 / - . 75329,=0 1 2753 - 571 9,2520 5.? . 1 = 8. 6 4 =-4 - .9.053275 9./ =/ J 5.< 9, =33. . / 9. 2820 . 750 0 =3 < 1 5 =3 9,=4 9)237-8. 9=53 - =- 275 . ? . 1 750 0 6 0 . 50 )2530 =0 3 =-4 3 ,, 9,.825, 3 9.6 75 J / B .- 3, 4 20 9. < 1 01 . =K . 4 = / 1 , 3 .3755. 3720 ,26 .9=53 0 3 -3 / 3 ? 1 2, 74 . =3

!

"

#

./ 0 . =2532 B .94: =< .0 6 G . =@-=4 4 1 C N E 75 9, 20.: =< ./ 750. B 2 9,2520. 94 - 1 C 2D/ 1 4 6 08< 8=A 8 9.9, -5/ . 50 3 . 3 284 /. C 8. 9. =< =12- 9.< 70/275 . 6 0 9.< .3 1 .0 5 75/275 = 053275 9./ =/ . 9.- 053275 - .9. . 750 0 0 = . 2820 3, 4 20 ! / 1,

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3. Définitions

7594 04 3 =/26 ! / /. 1 0 3 7594 04 571 . 50 6/,J - 0=538233275 9.- 5.: 0- B .-3 /. 1 8=-8. =6. 0 = 1 ), 1 2. .3 4 . / 7594 04 3 9.< =3.749.5. 0.E/. 1 C 41 . 5). < 4 / 30 =3 5 7594 04 =/26 /. 1 0 G /. 1 30 0 1 8. 7050 -74. . 7594 04 9.< 70/275 , 4 7050 - ! / /. 1 1 . 0 B 2< . 2.- 7594 04 9. 25,J 8.0.=48L < . 2. 0 03 -3 . < 0 3 8,=- 4 3 9)4 2530 - 275 E/ / 3 304 013 F G =12. 0- . 2B 5. ==0 =1=33. 1 /4 . . 0.! / 41 7594 04 =/26 .2,921/. 50 25921/. 50 - 01. /. 1 0 1. 08. 74 . 08. J = .1 =33. ! < 0 8,=- 4 9)4 8=01 - -/1 4 34 . 0 .9)L1 . / =/ =? /4 < 1 3 =12. 0 - . 5 2B ,2. ,. 02B . 3/ <2@- 0. 5 750 0 . 5. .3755. . B 2 < 1=20 0.=/ 29. .-8. 374 053275 0 4 74 1 L1 / 50- 50 3 . . 1 9.01.! . 8@- 9. < / 3 / 23. .1 53. . 3 2; . 7594 02/ 3 . 75/ . 9=53 - 37- 0 1 4 /1 . 56 , 3 . . =334 =50 5. 2=2375 ,. 02B ..6 =/ =? /- 01. -/1 4 62/ . . = .1 750 0 . 0 / =/ 9)4 < 1 =/ 921/ ! 750 0 5. .3755.=? /4 < 0 =/2? 94/ / 20 1 / . 5. =12. 0 . 214 E@=1. 7594 02/ @71 /1 . 5. 9.1 / 9. 50 =/ 71 8. 575 < 70: . F G 1 ,, . 5. / 50- 50 3 . . 20 750 0 =/ 25921/ ! / =/ 9)4 < 1 . 0 750 0 5. .3755.=? /4 8=33.823.=/ 29. .-8. 374 053275 34 . J 4 9,=4 9)237-8. 5 6 0 . 50 7594 04 =/26823 =/ 29. .-8. . / =/ 921/ 3=53 13230 .9./ =/ /. 1 0 / 50- 50 5 750 0 . 0 . , =5/ 750 0 ,=4 6=5/! / 6 01 =? /- 8=33.8,=- 4 9.- < . . = 0 - . )=< =122B ,=4 575 6=5/! / 6 0 1 7594 04 =/26823 =/ 29. .-8. . / =/ 25921/ =? /13230 .9. /. 1 0 / 50- 50 5 750 0 . . 0 . , =5/ / =/ =? /- 8=33.8,=- 4 9.- < . 750 0 . = 0 - . )=< =122B

3.1. Identification, codification des régimes de neutre

)29. 26 =0 941: 9.5. 0.3.6 J < 0 9.9. A-0 . ! 50 2/ 275 , 28. 41 =20 =121 4 .0 3 1 D - < . 1 2592B .- < 275 945. 0.E < 11- J - .1 < 1 37- 74 8< 9=50 =11 < 0 = 182;. 4 = 7320 41 74 .2, = 1. 74 , , < =< 71 J - 01. = .1G D - 3. 759.2592B .- < 275 9. 8=33. E < 11- . J - .1 < 11- . =4 . 0. = / 4 = 7320 3 3 74 .2, 3 = 1. 74 .2, 3 41G 5.07232; -0 .< 4 / -019=53 / 1=253 / - 9, 5=0 941: 9.5. 0. 1 8. .0 . 0 78<,. 1 .0 =3 = 32: 275 , 28. 41

4. La protection différentielle

4.1. Définition

5 =< .<. E 23< 26 26,. 2. , .G 74 7320 6150 - 3294 E =1C . =: 214 1=M 1 0 0 0 =M . / 20 . .G 74 =< =12- < 70/275 O9. 25,J 9,. 014 / 1 13294 - 753, 426J - 3788.9. / 1 3 < . 9. 1 . 0 30 0/. 5 74 =50 , . / /0 = 3 74 =50 ? /71 - 9. / . 0 2.3 3 7594 04 3 =/26 P /. 1 0 3 . =< =12- 3750 - 2, 3.75 0723 6 -3 ! 3 < .3 /=3326 3 - 1 =82. %& ') + ,- % )' 2- 78< 0 328<. 50 5 9,. 04 9.9,=4 . B 2 , 0 5 32: %(* ),& ./% 0 / 71. -8. 4 0/. 1 6 0 0 4 8. 4 5=- - 30 . =337/ 8, =52B . 50 ,. 02B . 50 4 923> 04 744 / =/. 1E 2: G 2, / 4 8. 74 -/1 4 8. J 5 75/. 1 5 750 04 = 8. 1 94/ 1 9.6 20 J - 01.< 4 L1 1=- .< 4 0 .3, =1 E 2: G 34 . 74 =50 4 . = .1 . 0 0. , 23, =1 5 71 < , . 75920 9. 2753 1 % & 3 % &+ ,- % )' 2- 0 2034 < 0 . / < 9. / 1 3 9=53 -3 / ) & 2 /2 ),& ./% ! ,=@- < 71. 0 74 . 3 74 =50 ./ 3.? .571 . . < 7? 4 - ? 14 .9. / =/3 B =59 - / 1 926,. 2. =0 2509=53 9. 1 2/ 8=-3 0 1 7B . Q .01 3 750 0 4 74 . 74 =50 6150 - 0 . 3 / 75920 3< / 2B . - ? . 19.3. 2753 , 26 4 3 = =-4 532@2- , Q .1 <. 1926,. 2. 5Q30 =3 < 70: 0.82B . 50 20 25014 04 6150 - . < 1 , , C 1 4 8. . 9720 0.=337/ J 4 < 70/275 8=: 0 C 1 4 E 2: G 0 L1 2, 5. 1 . 0 5,7D0.82B .

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%+ *5 /2 + ,- % )' 2- 78< 0 . <4 9.- 6 0 926,. 2.- 4 923< 269. )4 .6% & ),& ./% ! / 71. 5 -3 = 75/275 6150 - 5 . 7320 < 70/275 / 1 -3 34 / =1 . . -3 / 13D/ / 20 E 2: G 1 . 0 750. . 1C : 3 0 . 74 0 214 3

4.2. Principe de fonctionnement

. . / 4=474 9Q5 30 75K 0 1 4 0=536 8=04 9Q . ,B 2 . 1.-3 1 71 . 1 2505320 4 53.1 . / 7594 04 3 =/26 E< =3. . 5. 0. /. 1 0 3 C 3 0 41G =53 - / 9Q5 / / 20 . =3 4 214 3=53 9,=4 6 0= 3788.? /71 . 0 2.- + + + = ' 2- H= . 5Q 975/< 9./ 1 9=53 - @7@25.9. =3 74 =50 = 9,. 0 0/275 71 9Q5 9,=4 - 3788.? /71 3 4 6 0= . 0 2.. + + + = 2- < =R975/4 / 1 9=53 - @7@25.9.9,. 0 < 7< 0 =< =1 0 5 74 =50 = 0/275 1 712755. =4/ 1 - 74 =50 9.9,=4 + = @7@25.=- 50 4 923< 26J 3. 2- / 1 B 2 9755.= - 91 9.9, -5/ . 50 6 0 28. . 5 7320 4 9. 74 =50 4 1 Q . 71 /. C 8. J - < . 9./ < 1 E25014 04 923> 04 G Q =12- 74 4 . .1 <. 1 =< 75/. 1

4.3. Conditions de déclenchement

.3. 2- 1:=: . =< ., ∆. = 571 9./ 1 /275 9. 4 9. , - . 30 < 8. 75304 0 3 E D 'G 0 ;.4 7-1 5. S 9=53 - 4 - - 3H ; 926,. 2. < 4 74575 9, -5/ . .0 S . 6 0 94/ 1 9. 75. =B .- . 308. 6150 - . 0 . /. C 1 0 75. 30 75/275 . 74 =50 9,=4 +. 943. 26 0 0 4 94 ∆. 0 D D D 2 9 T ∆5 ! 9, -5/ . 50 /. C 8. 7@- =0 .94 2: 721 2 9 U ∆5V < 9. =3 9, -5/ . 50 /. C 8. 94 < 1 9 / 1 . 1 / 3 9. A 74 78< 23 50. . 4 ? .1 =-4 3 . < 4 74575 9, -5/ . .0 /. C 1

4.4. Caractéristiques

. 3 3750 3 8=01 - 9,2523 < - 571 2501 275=9. ,2.3 6 =1 = 8. .5=0 . 9.< 70/2753 =2532 B .9. 3. 2- 9.9, -5/ . 50 3. 1 .0 4 3 43 /. C 8. 74 532@2- , ! 203 7 8% 3 0 9,. 0 -3 9,=43 . / 1 0/. . 6 0 5 74 =50 . 0 28< 432755.3 EJ / 75920 B .- / 1 275 4 . 74 =50 '# B 2 < . 1 0723 0< 3 4 13/201 H .

7 8 % 0 9,. 0 -3 9,=43 . / 1 3 0/. . 6 0 5 74 =50 3)=554.=487253 4 6 / =B .9. / /. 5. 723 C 4 82 H -G

Page 7 8 % 0 9,. 0 -3 9,=43 . / 1 3 0/. . 6 0 5 74 =50 . 3. 3 532@2- , 571 23, 3 9=53 203 8=- . = D D D '# 28< 432755.3 . - 0 - 3 233,

6/

3750 . 1 < . . 0723 =< .- 2753 ! 1: 74 , 3 5 1 <=0

C 0 3. =4. 532@2- ,D D ! 20 '. '8 0 87H 55.3. . 532@2- ,D D ! '' '' . '' 8 20 0 @=33.3. 532@2- ,D D ! 20 '. ' 0

.75 -4 . - 9=53 4 2530 - 275 2- < 1750 <4 L1 J 9, -5/ . 50 =50 74 - . 1 8<72 5. ==0 3 74 1 9. -3 0. /. C 8. 2530 =5, 10 9, .=1 .08< 9.9, -5/ . 50 . 3 /. C 8. 94 . 9)=4=50 -3 / 1 B .- / 1 9.9,=4 . 34 ,2. 1 30 0 <4 74 0 4 . 74 =50 6 0 30 < 1 4 =4/ 1 9.1:=: 74 =50 , - . - A .B =0./=33. 9. . 230 4 1 - 3 . 6 0 9.-4 08< 5 75/275 . 1. 3 9.6 0 75/2755. 50 /. C 8. W / < 1G 8. E9, -5/ . 50 74 4 . =33. 9 )=41 < 0< 19. 1 0. =1 74 3 =23753 9.3,. 0 20 2- . 0 -/2? , < 4 L1 5, . .9.10 9. 4 9, -5/ . 50 - = 0723 0. / 33=21 .=1 1 5 /. C 8. H 1 0< 3 9.10 9 ! H. .=1 =3 9.10 9 * .=1 ' 83 9.10 9 * .=1 '' 83 9.10 9 .=1 ∆5 ' ' ''' 83 '' 83 ''' 83 '' 83 ∆5 ' 83 '' 83 ' 83 '' 83 ' ∆5 ' 83 ' 83 ' 83 '' 83

4.5. Test & contrôles des installations protégées par appareils différentiels.

.926,. 2. 250178< - / / - 275 9. / 1 3 9.9,=43 - 3B ./ 4 D/ =0 2: 50 3 6150 - .1 0 = 214=0 3 74 =50 6 0 71 4 . A 2 0 5. 9. . ? . 1 B 2 5.3750 -3 / =0 . =? /- 3, 4 20 / 0 0549.- ? . 19.- 01.E053275 9. =-4 3 4 <4 78< 2@-3 . = / 1 , 78<. . = =-4 = .1 . / =/ 2561 4 .J ' " 74 "G 750 0 ,2. 1 ,C 9.8. 1 ! . A030 < 1 0 50 3)=334 . 94@75 6 0 079. 34 . 4 . 3 .8.0 9. . 11 75/2755.