OSRAM ST 172 SAFETY is a safety starter for series circuits (tandem circuits)[CR]• They reliably disconnect burnt-out or faulty lamps under inductive or capacitive operating conditions[CR]• They are instantly ready for operation when the red button is pressed in (there must be an audible click)[CR]• The automatic cutout circuit protects the choke and the starter itself[CR]• Four times the life of conventional starters[CR]• To ensure reliable ignition and operation the DEOS® ST should be replaced after every four lamp replacements.[CR]• Temperature range for reliable cutout: -20°C…+80°C[CR]• Extends the lamp life by 20%[CR]• Self-extinguishing plastic casing made of Makrolon. Class V2[CR]• Equipped with special radio-interference suppression capacitor (foil winding capacitor)[CR]• Suitable for 220V-240V AC operation. 50/60 Hz, series circuit and single circuit 4W ...22W at 110V/127V
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