supply of programmable drop insert multiplexer complete with accessories with power supply as per rdso spec.no.irs tc 68/2012 rev.o with amendment 1 or latest including connectorized cable required for connection to existing / proposed sdh equipment. the mux shall be wired and equipped with 30 channel with 12 nos. vf 2 w/4w e&m circuits, 12 nos. 2w subscriber loop interface circuit with ringer 02 nos, 2w exchange loop interface circuits & 4 nos 2 w hotline circuits with 100 pair mdf & ipm with three e 1 interface and expandable upto five e1 interface facility on multiplexer etc
