CELMA Energy Efficiency Index A2 BAT / A2
Nominal life time up to 50000 hours (at 50 °C ambient)
Large temperature range
Devices can operate either 1 or 2 lamps
Intelligent Voltage Guard (overvoltage indication and undervoltage shutdown)
Constant luminous flux irrespective of fluctuations in mains voltage
For luminaires of protection class I and protection class II
Automatic start after replacement of defective lamps
Safety shutdown of defective lamps and at end of lamp life (EOL 2)
For emergency lighting systems as per EN 50172
For luminaires with M and MM as per EN 60598, VDE 0710 and VDE 0711
Temperature protection as per EN 61347-2-3 C5e
Ballast Directive Energy Efficient Requirements: CELMA EEI = A2
EN 50172
EN 60598
VDE 0710
VDE 0711