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| Bonding impedance of P.C.E4 U& u# g$ }' L+ a6 M- i
| 6.5.1.3
' N z3 _& A1 ?& t4 D0 X. j3 N% A | 61010-1(ed.1);am1;am2+ W' t5 j3 ?+ D7 U, U7 D1 u
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( h8 j3 o, a vStandard:; U a( a, R8 v# I+ y9 \
IEC 61010-1:1990 +A1:1992 + A22 z: s! {6 d k2 \9 Q$ V5 A+ M
:19955 d; h4 d% c& g: b
Sub clause:5 f% H& I& e1 P6 E6 F
6.5.1.3
4 W! z% b j6 u* QSheet n. 363) u/ W `5 e$ p6 R% r' e
Page 1(1)4 x- P: I- @( r$ i3 R
Subject:7 W G, z; s# `' x; y( z! n0 T
Bonding impedance of P.C.E
0 n0 b- N$ A7 [7 v/ {. N, I% G+ |Key words:5 O8 f& e' _5 G! p1 C7 P
- Mains cord3 ]9 g2 [, N% c: X* F4 q1 u2 Z
- Impedance/ Y+ W6 ~8 V: h1 f' Q4 I
decision taken by( ^3 q/ b5 L4 h3 Z" i
ETF3 and confirmed
B! F8 }1 {4 [+ [by CTL at its 38th4 m& r+ Y0 ^1 Z3 k3 \! N
meeting, in Toronto' }1 Z7 G+ I# J! Y2 L/ w! m6 o
Question:
2 U) c2 C) p0 k) M" S1. This clause specifies that the mains cord impedance does not form part of the specified
7 s9 k- k9 E* y+ E2 D( qbonding impedance. Dose this apply to cord connected products? If so, what about the
& n M/ [* A0 w* yimpedance of the cord?
; C, Y0 T0 p* K! r0 G: G2. Should the resistance of interconnection cable between units of a system be disregarded
, J' w( d% B# V7 M; c, Wlike mains cable?/ s- o9 J) c9 S- @( h
Decision:) v3 L1 O$ i1 H- G& t+ a
1.It was decided that the supply mains cord must be included in the measurement and that; t6 |$ N$ j: n% _7 d$ O& ^4 E' U! O
the total limit must not exceed 0.2W.+ g: t, O! [8 V
2. Furthermore, other interconnection cables (if any) must also be included in the
1 U. q2 |$ h( W/ `) |. hmeasurements.
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( s+ R% H8 H! X8 A) @$ }& \' d
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