PDSH 1018 Ballast with additional terminals (to reduce the current)

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PDSH 1018 ! ~& S  t& B  ?' J& M% x1 b+ ~: \ ' h+ O' ~$ Z: l0 R

Ballast with additional terminals (to reduce the current) ! n0 X! v( A8 I- F

General

60923(ed.2);am1 & 60923(ed.3);am1 & 61347-2-9(ed.1);am1;am2 " _7 n, C4 n% ?9 F0 j2 X

Standard(s):
IEC 61347-2-9
IEC 60923 All editions
) r( v# o  i" m. f" L& X/ Q% _Subclause(s): General
No. Year PDSH 1018 2010
& y: d9 d( G8 Y4 T9 s0 kCategory: LITE Developed by: ETF5 OSM/LUM
Subject:
! _/ ]% z/ Q! }0 `& m1 U3 GBallast with additional terminals (to reduce the current)
Key words:
- Rated conditions
6 `7 s5 k6 U% b5 F* ^0 X- Windings
- Safety requirements
: A0 G9 p8 Y6 H* ]& _( V  gTo be approved at the 49th CTL Plenary Meeting, in 2012
Question:
9 o& u: X- X0 CIn order to save energy for street lighting during non-rush hours periods, some luminaires are fitted with
# \8 t- ]7 B4 |% Vinductive ballasts incorporating an additional terminal for reducing the current and flux of the lamp,
(usually H.P. sodium). To certify this type of ballast, we apply the IEC 61347-2-9 and IEC 60923 to the
* Q! j! P! J( j$ t: U+ x7 o! ?normal, (rated power) connection only. Do you agree?
) Q: L# R; V+ m* o" S. IDecision:
For rated conditions the ballast shall comply with all requirements, performance and safety. The
. U2 a5 R; B7 p& `" A( gadditional windings shall comply with safety requirements.