Ballast modeldescriptionwattage (w)main current (a)power factorinput voltage(v)frequency(hz)weight (kg)dimension (w-l-h)other parameters Svlb5050 watt sodium vapor lamp ballast500, 760, 45220-240 50-60 1, 1121 x 67 x 49 mmtw130, â??t70 Svlb7070 watt sodium vapor lamp ballast7010, 43220-240 50-60 1, 1121 x 67 x 49 mmtw130, â??t70 Svlb150150 watt sodium vapor lamp ballast1501, 80, 43220-240 50-60 2, 1128 x 87 x 73 mmtw130, â??t70 Svlb250250 watt sodium vapor lamp ballast25030, 45220-240 50-60 2, 9128 x 87 x 73 mmtw130, â??t70 Svlb400400 watt sodium vapor lamp ballast4004, 60, 40220-240 50-60 tw130, â??t70 Advantages Good efficiency (lumens per watt) Fitting into many fixture types Can be retrofitted into older mercury vapor fixtures Smaller size and better bulb life than lps lamps Applications Street & urban lighting Outdoor lighting Municipal lighting Home yard lighting High bay lighting Technical features Wire type:enameled copper Body material:nylon 66 or nylon 6 fireproof material (with fiber glass) for carcass. Siliceous sheet on body parts Protection type:thermal protection Standards:ts en 61347-2-9, en 60923 Average lifetime:tw marking 130â?� (average lifetime of 10 years continuous operation @ 130â?�) Other specifications:high quality screw-in or insert terminal blocks as standard Quick and easy wiring Long lifetime Compact design Contact us; Head office Soganlik yeni mah. Ataturk cad. No: 6/1 else apt. Daire: 9 (kat: 8), 34880 Kartal / istanbul Factory Kucuk sanayi sitesi 25. Cadde no: 77/a Corum-turkey