Electronic ballast for HID lamps, for outdoor lighting. Product features: 3DIM functionality (StepDIM/AstroDIM/DALI). Energy efficiency index EEI: A2. Lightning protection: up to 10 kV. Mains voltage: 198.264 V. Mains frequency: 50.60 Hz. Mains current harmonics according to EN 61000-3-2. Immunity, interference resistance according to EN 61547. Radio interference suppression: according to EN 55015 (A1: 2007) up to 300 MHz. Safety: according to EN 61347-2-12. Luminous flux factor 1 compared to conventional ballast operation. Not suitable for direct current operation. Product advantages: Up to 30% energy savings (compared to conventional ballast operation) through 3DIM (except PTo 35). High surge protection: up to 3 kV (LN) / 4 kV (L/N-PE). Automatic safety shutdown in the event of a lamp defect or at the end of lamp life (EoL). Excellent thermal behavior enables very high limit temperatures tc and ta. Areas of application: Suitable for luminaires of protection class I and II. Suitable for outdoor applications in luminaires with IP > 54.