Hermetically Sealed Scroll Compressor Suitable For Roof Mounted Air Conditioning System Of Three Phase Locomotives As Per Rdso Spec. No. Rdso/2007/El/Spec/0055 Rev. 2 With Latest. Make Emerson Copeland Model-Zr28K3E- Tfd-522 Or Its Equivalent. Specn./ Drg No:- Rdso Spec. No. Rdso /2007/El/Spec/0055 Rev. 2 With Latest And Emerson Model-Zr28K3Etfd-522 Or Its Equivalent. [ Warr Anty Period: 30 Months After The Date Of Delivery ] ]