Eastern Railways

Eastern Railways has published Supply Of procurement of insulation resistance monitor relay etc , insulation resistance monitor relay according to iec 61557-8:- 1) rated con trol supply voltage: 220 v ac +/-10% (min tolerance). 2) voltage of distribution system t o be monitored : 240v/415v ac+/- 10% (min tolerance). 3) mounting: din rail 35 mm. 4) maxi mum permissible overall dimensions(wxhxd): 52.5x85.6x115 mm. 5) adjustable tripping set ting range: 10-100 kilo ohm. (firm is to mention maximum overall dimension of their offe red item) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]. Last date of submission for this tender is 2026-05-08. This is a Power Relays tender in null, West Bengal