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Automatic Changeover Switch
Automatic Changeover Switch
Kislay Engineering (P) Ltd, an ISO: 9001 certified company, offers an auto on-load Automatic Changeover Switch and automatic changeover switch with auto load reset. Automatic changeover switch facilitates changeover between main and standby source of supply, preventing accidental parallel connection of two power supplies. Automatic changeover from main to standby supply and vice-versa can be achieved instantaneously. The operating time from main supply to stand by is between 50 msec and vice versa. Contacts with pure silver points are rated for AC 33 A utilization category, which enables it to interrupt large current up to 8 times without any damage to contacts. The ACS (with auto load reset) is compact and lightweight with minimum mounting space and easier installation in two models, i.e., enclosure and without enclosure in very compact model. LED indications have been provided for main and generator supply in normal changeover and over load indication in auto load reset ACS, which helps the user to keep the load within prescribed limit/allotted load from alternate source. Kislay ACS are available in single and three phase up to 1000 A and with auto load reset as per customers choice. 32 A range have generator auto off facility (for petrol operated generator) as well as normal changeover too; however 63 A and 1000 A have facility to connect auto switch for generator switch off against resolution of main supply. Three-phase ACS has single/three phase generator input source provision against demand. When changeover is accompanied by uninterrupted power to the load it change over through a neutral position. This features helps in non-over-lapping of the two supplies when both supplies are present. The company also offers On/Off-Load Change-Over Switch, Cubical Switch Disconnector Fuse & Fuse Switch Unit, Bus-Bar Chambers and Switch Fuse Unit.