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, \( S4 x1 k8 r. Y | Verification of the rated residual making and breaking capacity ID m
' F0 ~! ~$ j/ Y" c% K- h! ]' x | 9.12.13
9 m. j+ n; w5 _! Z$ J% z | 61009-1(ed.2)! r$ j1 j0 Z& p1 r1 `5 J
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- N9 X- y6 m; w* M' o1 |3 hStandard:+ e9 B, g' _% i/ N& z: {2 G
IEC 61009-1 (1996-12)
; B4 r5 @% [& z: r. D1 wSub clause:
6 i$ q/ |+ z: d! K9 v1 X9.12.13. Y' Q% p# A/ t# y
Sheet No. 437
9 g2 K" e* G# g. p" A SSubject
/ Z0 m6 y( Q! cVerification of the rated residual5 Y2 u* M3 Z7 Y& f# g" E' `
making and breaking capacity IDm
" ^5 l; D4 T: n& h; b6 p% J1 C3 _Key words: Confirmed at CTL+ w0 Y5 T3 g! Q7 ?; {6 c. Z( u
39th Meeting
% G" \. U- B* R* YQuestion:3 i- Z: t/ p. P' D( P
9.12.13.1 refers to the test conditions prescribed in 9.12.1 and states that the impedance Z1 shall
! R4 j# R- J( H6 \& u Vnot be used.
# y9 p. ^( x/ }9 \9.12.1 refers to the conditions in 9.12.1 to 9.12.12.* J1 _+ ]& u: Q8 x0 A: O( I
9.12.2 and 9.12.7.4 require the test circuits according to figures 5 to 9 together with impedance
2 N+ H* x" |, ]. o+ ~Z2 to be used.# m9 ^1 V3 I& h, ?( [- E" s# l' @
According to these figures the following inconsistency appears:7 R$ v* U6 `" V0 I. V
For a single pole switch (with two current paths) normally rated for 230 V, the rated residual$ ?, p! v9 ?3 @# h v" w
making and breaking capacity has to be tested at 230 V.
( Q; [, p) H5 E% d0 qFor a two pole switch normally rated for 400 V, the rated residual making and breaking
) n8 P" L6 P' k) J) y- ~2 ecapacity has to be tested at 400 V./ O' s/ e3 F C# u
For a three pole switch normally rated for 400 V, the rated residual making and breaking3 N5 L/ c8 C6 i/ ^. i6 }
capacity has to be tested at 400 V.6 e7 ?* ]# ~; \7 o- P3 i
For a three pole switch with four current paths and for a four pole switch normally rated for
1 h9 J8 R, _( {5 {8 R6 J400 V, the rated residual making and breaking capacity has to be tested at 230 V.: ]& j- P! P2 L0 V6 o; C# x1 g
Due to the fact that the purpose of this test is not to cover the special fault conditions in IT-systems,) z$ C9 m* [0 j @( o
the test voltage for this verification of the rated residual making and breaking capacity should be7 O/ ]* v+ v' l8 U' O/ |$ G! x1 T
230 V, independent of the number of poles, and the relevant figures should be corrected. Q, ?: k5 X6 Q7 m+ g
Decision taken at the SC23E WG2 meeting in Nice, October 2001:
) M' n$ E. S4 B' d4 q, z1 l$ JExtract from the minutes IEC SC23E_WG2_006:
5 a3 [0 c8 w1 R' E; T% CSC23E_WG2_010 request from Austria to update 61008 clause 9.11.2.31 ^5 H% ]3 ]( C) r+ ]! g
The proposal made by Mr Bachl was considered justified and accepted. During the meeting
. B; E. F5 d4 e$ w4 vWG2 decided that laboratories and certification bodies should be informed about this
6 u' _7 c+ k, Q( j6 M$ c* iimportant decision.
- H! r. Q0 k& V1 `6 Y+ W1 yTherefore the following statement was drafted:6 _ s* U k/ }: J/ D
2% F1 |% J7 r" I# g8 I/ g( ]
Decision to be forwarded to CTL:
& N3 H2 N1 B- ]6 n1 ZIEC SC23E WG2 decided to correct the inconsistent test requirement in IEC 61008-1 (1996-12), subclause) @6 M) M8 K6 @' q
9.11.2.3 and in IEC 61009-1 (1996-12), subclause 9.12.13 - Verification of the rated residual
8 [: D; p2 p' c8 |, v+ U! Kmaking and breaking capacity IDm.# k- W- s& N8 F* m. @
The test voltage for this verification of the rated residual making and breaking capacity should be the
- M2 H! O" L; z$ Aline to neutral voltage, independent of the number of poles of the RCCB or RCBO. This correction will
& F5 `, ?- i; S0 U0 Tbe included in the next amendment or revision of IEC 61008-1 and IEC 61009-1.' C; u8 r' C0 P" V( {$ a4 C
The revised test circuit (fig. 7) proposed for the standard is attached.
& t W! j& y3 C! F) O% t9 o8 H; d" R3 A' T5 [* V
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