Auto Manual bye- pass, Rotary Switch for air conditioning, Current rating- 16A, Position: 3 ( Auto, manual, off ), No. of poles- 7, as per Sr. No. 192 of Bill Of Material ( BOM ) of RDSO Specification No. RDSO/ PE/ SPEC/ AC/ 0184- 2015 ( Rev- 0 ) and confirming to RDSO Specification No. RDSO/ PE/ SPEC/ AC/ 0184- 2015 ( Rev- 0 ). Suitable for use in Switch Board Cabinet of LHB type AC coaches. Make: L & T/ Salzer/ Siemens and equivalent.