DSH 732 Limits of tripping in 1.1 times the conventional tripping current after

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DSH 732 8 l1 m- n* E: B5 i

Limits of tripping in 1.1 times the conventional tripping current after the tests of 9.12.11.3 or 9. ... + W0 U: z3 r3 e2 G

9.12.12.1

61009-1(ed.2);am1;am2

Standard(s)- No. Year
IEC 61009-1:2006-06, Ed. 2.2
+ X. X' w1 m: x9 @6 ~DSH 0732
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Categories: POW, PROT
) }+ d  E) e, J. E: S0 x( [Subclause(s): 9.12.12.1
# K; p( m* b1 m0 T5 yDeveloped by: CTL-ETF7
Subject: Limits of tripping in 1.1 times the conventional tripping current after the tests of 9.12.11.3 or 9.12.11.4b)
) K( j. K  L0 `- w' m# ]: C' t' RKey words: Limits of tripping
: N; N& `9 k8 o; p" `, [/ o( YDecision approved at the 2009 CTL Plenary Meeting
% u3 i1 f* k9 f6 I' \$ TQuestion:
1 V6 y3 h* p" L9 U, xAfter the tests of clause 9.12.11.3 or 9.12.11.4 item b), the tests of non-tripping and
* i( ?. s. }1 u* C! Z$ E$ z3 atripping tests shall be performed according to 9.12.12.1. If the current is steadily
increased within 5 s to 1.1 times the conventional tripping current at the end of this
: c  f" S. z/ n$ q3 B  I: r! E# Hverification, should all the RCBOs trip within 1 h?
Decision:
/ t5 ?/ p6 f8 U1 s0 q0 e& h! jNo, the sentence of “The RCBOs shall trip within 1 h” in 9.12.12.1 shall be replaced by
& Z9 y/ {7 @* {- K& x8 C“The RCBOs shall trip within the conventional time”.
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