Automatic Transfer Switch (ATS) Panels Dealers in Kolkata

ATS PANEL (AUTO TRANSFORMER STARTER)Highly Rated Transformers and contactorThe entire motor protection/safety device included.Double door /cubical type duly epoxy powder coated.Used for Heavy HP/Rating Motors. Multiple utility services may be used as an emergency or standby source of power. Required is an additional utility service from a separate source and the required switching equipment. Figure 1 shows automatic transfer between two low-voltage utility supplies. Utility source 1 is the normal power line and utility source 2 is a separate utility supply providing emergency power. Both circuit breakers are normally closed. The load must be able to tolerate the few cycles of interruption while the automatic transfer device operates. Automatic switching equipment may consist of three circuit breakers with suitable control and interlocks, as shown in Figure 2. Circuit breakers are generally used for primary switching in which the voltage exceeds 600 V. They are more expensive but safer to operate, and the use of fuses for overcurrent protection is avoided.. They are more expensive but safer to operate, and the use of fuses for overcurrent protection is avoided.