Compact Fluorescent Lighting Ballast

The Tridonic 1/2x26-42 TC Pro is an energy saving long life lighting ballast, specifically designed for 4-pin compact fluorescent lamps. This lighting ballast can run 1 or 2 circular fluorescent lamp. This high frequency ballst has an average life of 50,000 hours.
Key features:
CELMA Energy Efficiency Index A2 BAT / A2
Nominal life-time up to 100,000 h (at ta 50 °C with a failure rate ≤ 0.2 % per 1,000 h)
Large temperature range (for values see table)
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