supply of supply of 2 mb programmable primary digital drop insert multiplexer complete with all accessories , supply of 2 mb programmable primary digital drop insert multiplexer complete with all a ccessories as per rdso specification no. irs-tc68/2012 rev.0. amdt.1 including cables and connector s required for connectivity with existing sdh equipment. the di mux shall be fully wired for 30 channel s and equipped with (a) power supply card - 02 nos. (b) nim card - 01 no (c) tributary card - 01 no. (d ) 2 w/4 w e&m card (4 circuits per card) - 05 nos. (e) 2 w subscriber loop interface card (4 circuit per card) -01 no & (f) 2 w exchange loop interface card (4 circuits per card) - 01 no. make webfil limited. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]