Product family datasheet High-voltage krypton lamps, road traffic Areas of application _ Road traffic signalling systems __ Product benefits _ Excellent optical efficiency thanks to a small cradle diameter _ High luminous efficacy from krypton as filler gas _ Max. premature failure rate: 2 % up to 3,000 h (related to lamp failures only) _ High resistance to shock and vibration thanks to nine supports for the filament Product features _ Lamp base resistant to corrosion _ Long average lamp lifetime: 8,000 h _ Maintenance intervals up to four months possible (depending on installation) June 23, 2016, 08:35:44 High-voltage krypton lamps, road traffic © 2016, OSRAM GmbH. All rights reserved. Page 1 of 4 Product family datasheet Product line drawing __ June 23, 2016, 08:35:44 High-voltage krypton lamps, road traffic © 2016, OSRAM GmbH. All rights reserved. Page 2 of 4 Product family datasheet Technical data Electrical data Photomet rical data Dimensions & weight Capabilities Product description Nominal wattage Nominal voltage Test voltage Nominal luminous flux Diameter Overall length Light center length (LCL) Burning position SIG 1541 60.00 W 230…240 V 235 V 380 lm 62.0 mm 91.0 mm 69.0 mm 1) s105 2) SIG 1543 75.00 W 230…240 V 235 V 520 lm 62.0 mm 91.0 mm 69.0 mm 1) s105 2) 1) s105 2) SIG 1546 100.00 W 230…240 V 235 V 830 lm 62.0 mm 101.0 mm 79.0 mm Country specific categorizations __ Product description Order reference SIG 1541 SIG 1541 CL 60W SIG 1543 SIG 1543 CL 75W SIG 1546 SIG 1546 CL 100 1) Distance from the coil to the top of base 2) Only the permissible burning position may be used otherwise the lamp will fail prematurely June 23, 2016, 08:35:44 High-voltage krypton lamps, road traffic © 2016, OSRAM GmbH. All rights reserved. Page 3 of 4 Product family datasheet Safety advice Use only in signal equipment/luminaires that are specially designed for the purpose. Protect the lamps against moisture during operation and installation. Application advice For more detailed application information and graphics please see product datasheet. Legal advice Correspond to DIN 49842 part 1 and 3 Meet luminous intensity requirements of DIN 67527-1/EN 12368 (depending on installation) Disclaimer Subject to change without notice. Errors and omission excepted. Always make sure to use the most recent release. __ June 23, 2016, 08:35:44 High-voltage krypton lamps, road traffic © 2016, OSRAM GmbH. All rights reserved. Page 4 of 4