supply of measuring and monitoring relay for 3measuring and monitoring relay for 3,measuring and monitoring relay for 3 phase monitoring voltage 750 v ac +/-15%, 50hz, oper ational power 25 va @ 750 v ac, confirming to rcf spec. no. edts 073-am-5 (or) latest, suitable for lhb n on-ac coach switch board cabinet (k03/04) make: carlo gavazzi, part no.dpco1d750/ abb, part no.cm-mp n-72/dold, part no.bd9080 note: 1) the firm should submit proof of purchase from oem or dealer and nece ssary test certificates is required along with the supply of material. 2) firm should mention make and model no. while participating in the tender. [ warranty period: 30 months after the date of delivery ] ]