The Osram Electronic Ballast Powertronic Intelligent PTI I is designed for HID bulbs, offering a simple and practical solution with strain relief. It features an expanded clamp range for mains looping and a screw-fixed cable clamp for reliable strain relief. The ballast also includes screw-less plug clamps for fast and precise cable assembly, and separated strain relief for easier pre-confectioning with proven cable plug systems. Its compact casing dimensions make it suitable for small ceiling cavities. General notes include a supply voltage range of 220 V-10 % to 240 V+10 %, a power frequency of 50-60 Hz, and it is not suitable for direct voltage operation. It complies with noise suppression standards EN 55015 (A1: 2007) up to 300 MHz, safety standards EN 61347-2-12, and mains power harmonic standards EN 61000-3-2. Immunity and stability are according to EN 61547. It provides a light current factor of 1 compared to KVG operation and does not support immediate reignition of hot bulbs. The PTi 70 model has dimensions of Length 171 mm, Width 83 mm, and Height 32 mm.