Set of vales for Escorts make modular brake controller type ESBS III M consisting of 08 items for 1400HP DEMU ( 1 ) Equalizing discharge valve to Escorts ' s Pt. No. 6600- 01 No. ( 2 ) Isolating valve to Escort Pt. No. 6120- 01No. ( 3 ) Isolating valve feedback cylinder to Escort Pt. No. 6800- 01 No. ( 4 ) Auto unit to Escorts Pt. No. 6355- 01 No. ( 5 ) Pressure Limiting valve to Escort Pt. No. 6700- 01 No. ( 6 ) MR Isolating valve to Escorts pt. No. 6400- 01 No. ( 7 ) Hand operated isolating valve to Escorts Pt. No. 6500- 01 No. ( 8 ) Emergency valve to Escorts Pt. No. 6220- 01 No. Conforming to RDSO spec no. RDSO/ 2013/ CG- 03 Rev. 1 of March 2023.