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Low-voltage over-pressure longlife lamps for 10 V systems, road traffic
Product
reference
Product number
Single pack
SIG 1227 LL
4008321037695
10,5
20
270
s135
2)
BA20s
SIG 1238 LL
4008321037701
10,5
30
400
s135
2)
BA20s
Product
reference
Product number
Standard pack
SIG 1227 LL
36
67
31
1)
4050300900179
200
1
SIG 1238 LL
36
67
31
1)
4050300790503
200
1
1) Distance from the coil to the lug of base
2) Lamps with transverse filament should be preferred inclined perpendicular to the filament plane / Only the permissible burning position may be used otherwise the lamp will fail prematurely
Product features
—
Maintenance intervals up to one year possible
(depending on installation)
Product benefits
—
Increased lamp life compared to existing low-voltage
signal lamps
—
Max. premature failure rate: 2 % up to 8,000 h
(related to lamp failures only)
—
Exchange of existing low-voltage high-pressure
lamps possible without adjustment
—
Retrofit for 230 V systems (replace lamp and
reflector and install transformator)
Areas of application
—
Road traffic signalling systems
Safety advice
Use only in equipment/luminaires that are specially
designed for the purpose.
Protect the lamps against moisture during operation
and installation.