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

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DSH 732 " H/ J) N- n: X( j; d

Limits of tripping in 1.1 times the conventional tripping current after the tests of 9.12.11.3 or 9. ... ( i; N! _) V2 [) {

9.12.12.1 0 Q8 j6 ?6 s6 u0 m  ?! ~9 J/ N

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

Standard(s)- No. Year
IEC 61009-1:2006-06, Ed. 2.2
DSH 0732
2009
Categories: POW, PROT
  }2 ?. r# m' d+ ~6 c7 mSubclause(s): 9.12.12.1
& c1 D9 B& L9 S: i  DDeveloped 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)
: c! ]9 Q6 D$ J) i2 ZKey words: Limits of tripping
Decision approved at the 2009 CTL Plenary Meeting
Question:
' l& F6 b- N0 G/ _3 R4 w4 GAfter the tests of clause 9.12.11.3 or 9.12.11.4 item b), the tests of non-tripping and
tripping tests shall be performed according to 9.12.12.1. If the current is steadily
. L& M+ Q% W. h+ m  I( Gincreased within 5 s to 1.1 times the conventional tripping current at the end of this
: ^* R7 d0 y& cverification, should all the RCBOs trip within 1 h?
Decision:
- J' S" m( z2 GNo, the sentence of “The RCBOs shall trip within 1 h” in 9.12.12.1 shall be replaced by
5 C4 b( a0 b) }& B) u8 G“The RCBOs shall trip within the conventional time”.
/ q* J) c# m, ~( Z3 O9 P