Millborn switch gears provides oil-immersed star delta starter. This oil-immersed star delta starter is of the type msd. The construction of this type of starter is powder coated sheet metal. Generally these starters are manually operated. The starter is suitable for all kind of electrical motors and pumps and also suitable for dusty, sandy, corrosive and powdery working conditions. The series wound overload trips of oil dash pot time lag type are calibrated for 100-125 per cent of full load and are easily adjustable. The unit is provided with an under voltage coil assembly for opening the main circuit when the voltage falls to an abnormally low value. The unit is provided with a suitable earthing terminal. The starter is provided with no volt coil of 415 v. However, no volt coil of 220 v and 360 v ac can be provided on demand. Necessary built-in facility is provided for pedestal type 4" ammeter, which can be provided at extra cost on demand. Although the starter is designed for single phasing prevention through over laod coil and no volt coil. However, sing prevent or can be provided on demand at additional unit has provision for cable entry at the back/left side sealing box may be fitted accordingly if required. Pee floor mounting can be supplied at additional cost on the contacts are m.Ade from pure high conductivity electroni oxygen-free copper. Maximum performance can be obtained by proper dimensioning and shaping of all copper components.
