IEC 62110:2009/COR1:2015

Corrigendum 1 - Electric and magnetic field levels generated by AC power systems - Measurement procedures with regard to public exposure

Gives guidance on allowable limits of surface irregularities applicable to RM-cores in accordance with the relevant generic specification.

Corrigendum 1 - Champs électriques et magnétiques générés par les systèmes d'alimentation à courant alternatif - Procédures de mesure des niveaux d'exposition du public

Constitue un guide sur les limites admissibles aux irrégularités de surface applicables aux noyaux RM conformément à la spécification générique applicable.

General Information

• Status: Published
• Publication Date: 13-Jan-2015
• ICS: 17.220.20 - Measurement of electrical and magnetic quantities
• ICS: 29.100.10 - Magnetic components
• ICS: 29.240.01 - Power transmission and distribution networks in general
• Technical Committee: TC 106 - Methods for the assessment of electric, magnetic and electromagnetic fields associated with human exposure
• Current Stage: PPUB - Publication issued
• Start Date: 30-Jan-2015
• Completion Date: 14-Jan-2015

Relations

• Corrects: IEC 62110:2009 - Electric and magnetic field levels generated by AC power systems - Measurement procedures with regard to public exposure
• Effective Date: 05-Sep-2023

Standards Content (Sample)

 IEC 2015
INTERNATIONAL ELECTROTECHNICAL COMMISSION
COMMISSION ÉLECTROTECHNIQUE INTERNATIONALE
____________
IEC 62110 IEC 62110
Edition 1.0  2009-08 Édition 1.0  2009-08

ELECTRIC AND MAGNETIC FIELD LEVELS CHAMPS ÉLECTRIQUES ET MAGNÉTIQUES
GENERATED BY AC POWER SYSTEMS – GÉNÉRÉS PAR LES SYSTÈMES
MEASUREMENT PROCEDURES WITH REGARD D’ALIMENTATION A COURANT ALTERNATIF –
TO PUBLIC EXPOSURE PROCÉDURES DE MESURE DES NIVEAUX
D’EXPOSITION DU PUBLIC
CORRIGENDUM 1
Corrections to the French version appear after the English text.
Les corrections à la version française sont données après le texte anglais.

Figure B.1 – Magnetic field levels under a 77 kV overhead transmission line
Replace the existing Figure B.1 with the following:
3,2 m 3,2 m
2,0
Transposed
phase sequence
Untransposed
1,8
3,0 m
Transposed
A C
1,6 3,5 m 3,5 m
B B
1,4
C A
3,0 m
1,2 3,8 m 3,8 m
Untransposed
phase sequence
1,0
A A
0,8
B B Conductor
0,6
C C
11,0 m
0,4
0,2
0,0
–30 –20 –10 0 10 20 30
1,0 m
Distance x (m)
G.L.
Distance (m)
77 k V, double - circuit, vertical configuration
IEC
IEC 62110:2009-08/COR1:2015-01(en-fr)
Magnetic field (µT)
– 2 – IEC 62110:2009/COR1:2015
 IEC 2015
Figure B.6 – Magnetic field levels and non-uniformity under a 500 kV overhead
transmission line – Effect of separation between conductors
Replace the existing Figure B.6 with the following:
10,25 m10, 25 m
5 100
Transposed
1,5 m
phase sequence
13,50 m
1,0 m
A C
10,50 m 10,50 m
4 0,5 m 80
B B
Non - uniformity
13,50 m
C A
11,00 m 11,00 m
3 60
Conductor
2 40
11,00 m
1 20
G.L.
0 0
–30 –20 –10 0 10 20 30 Distance (m)
Distance (m)
500 kV, double-circuit, vertical configuration, transposed phase arrangement
IEC
Figure B.9 – Magnetic field levels and non-uniformity under an overhead distribution
line (6 600 V / 100 V)
Replace the existing Figure B.9 with the following:
High voltage line (6 600 V)
2,0
0,425 m 0,425 m
A: 200 A, 0 deg
A B C
B: 190 A, 120 deg
1,5 m
C: 150 A, 240 deg
1,0 m
0,85 m
0,85 m
1,5
0,5 m
Low voltage
Non - uniformity
0,3 m line (100 V)
0,3 m
100 A, 90 deg
1,0
100 A, 270 deg
Neutral
40 Conductor (0 A)
12,3 m
10,3 m
0,5
0,0
–30 –20 –10 0 10 20 30
G.L.
Distance (m)
X (m)
IEC
Magnetic field (µT)
Magnetic field (µT)
Non-uniformity (%)
Non-uniformity ( %)
 IEC 2015
Figure B.11 – Magnetic field levels and non-uniformity above underground cables –
Effect of separation between conductors
Replace the existing Figure B.11 with the following:
2,0
Distance (m)
G.L.
1,
...