supply of disconnecting and earthing device 8disconnecting and earthing device 8,disconnecting and earthing device 8 pole, 2 way, without off, on load, 125 a, 1000 v ac, with 2 no+2nc and heavy handle with pad locking arr angement in earth position mounted in steel enclosure suitable for ac 23 duty conforming to is/iec:60497 with maximum depth (including handle) of 480 mm of catalogue no./make: 74168slb32logbsso of l&t-salzer or m137.0827407r1 of schaltbau or is81210tt19l of techno trendz or 12580892a34v49xe of ka ycee as per sl. no.1 of common bom of rdso letter no. el/7.1.108/mssbc dated 17- 09- 2021 [ warranty period: 30 months after the date of delivery ] ] => limited