Publication details

Publication CODE	Title
NBN C 71-921/ed. 5 (1991-01)	BALLAST FOR TUBULAR FLUORESCENT LAMPS PERFORMANCE REQUIREMENTS

Price Excl. VAT	Total number of pages, tables and drawings
32.00 €	4 P..

Description [Text at this stage is not available in English]
Class	C71 (EQUIPMENT USING ELECTRICAL POWER ELECTRIC LIGHTING FITTINGS AND ACCESSORIES)

Available files
ATTENTION: Belgian registered standards (NBN EN or NBN HD) are generally only available in English or French. Only the cover page is translated and the document itself is in English or in French.

Very important notice: 98% of the text of the NBN EN 55XXX, NBN EN 6XXXX comes from the IEC text which is NOT included. This text can be ordered here: IEC 60921:1988. For the series NBN EN 50XXX, the standards are however complete.

EN version

Status

Status	Registered bilingual Belgian standard EN/FR
Situation	Withdrawn Replaced by NBN EN 60921:2005

Origin

Committee	TC 34/SC 34C AUXILIARIES FOR DISCHARGE LAMPS
Responsible	Monsieur DE LEEUW Thierry, Technical Officer Diamant Building Bd Auguste Reyers, 80 1030 BRUXELLES Phone: +32 2 706 85 72 E-mail: thierry.deleeuw@ceb-bec.be

Approval

BEC Approval	1991-11-30
NBN Approval	1992-02-29
Registration	925038
Certification	C (CEBEC)
Numbers identifying the european directives	2006/95/EC (Low Voltage Directive (2006/95/EC (Ex 73/23/EC (LVD 5)))
ICS-Code (International Standards Classification)	29.140.30
NBN Status	Adapted

Date of ratification (d.o.r.)	1991-03-15
Date of availability (d.a.v.)	1991-01-01
Date of announcement (d.o.a.)	1991-09-01
Date of publication (d.o.p.)	1992-03-01
Date of withdrawal former edition (d.o.w.)	1992-03-01

Correspondences with international standards

Relation	International standard	Date
is identical to	EN 60921:1991	1991-01-01
is based on	IEC 60921:1988/ed. 1.0	1988-07-01

Relations to belgian/foreign publications

Type	Origin	Code	Date
Standard	Foreign	EN 60081	1989-01-01
Standard	Foreign	EN 60155	1989-01-01
Standard	Foreign	EN 60901	1990-01-01
Standard	Foreign	EN 60920	1991-01-01
Standard	Foreign	EN 60927	1990-01-01
Standard	Foreign	EN 60928	1991-01-01
Standard	Foreign	IEC 155	1983-01-01
Standard	Foreign	IEC 155/M1	1987-01-01
Standard	Foreign	IEC 410	1973-01-01
Standard	Foreign	IEC 81	1984-01-01
Standard	Foreign	IEC 81/M1	1987-01-01
Standard	Foreign	IEC 81/M2	1988-01-01
Standard	Foreign	IEC 901	1987-01-01
Standard	Foreign	IEC 920	1990-01-01
Standard	Foreign	IEC 927	1988-01-01
Standard	Foreign	IEC 928	1990-01-01
Standard	Belgium	NBN C 71-155	1988-01-01
Standard	Belgium	NBN C 71-155/A1	1990-01-01
Standard	Belgium	NBN C 71-927	1991-01-01
Standard	Belgium	NBN C 71-928	1992-01-01
Standard	Belgium	NBN C 71-92O	1992-01-01
Standard	Belgium	NBN C 72-081	1988-01-01
Standard	Belgium	NBN C 72-081/A1	1990-01-01
Standard	Belgium	NBN C 72-901	1988-01-01
Standard	Belgium	NBN C 72-901/A1	1990-01-01