supply of air break forward & reverse mechanically interlocked contactor , air break forward & reverse mechanically interlocked contactor set, 110v ac, 25amps 1. coil voltage: 110v (+/-10%) ac, 50 hz 2. poles: 3 3. rated operational curren t: 25amps @415v ac 4. duty: ac 3 5. contact material: silver alloy tips 6. terminal: sigut o r screw-clamp 7. insulation class: fr4 or higher 8. auxuliary contacts: 1no and 1nc on e ach contactor 9. auxiliary contact current: 4 amps @ 440v ac, 10. duty: ac 15 11. mounti ng: 35mm standard din rail or screw mounting on base plates 12. standard: is 13947-4-1/ iec60947-4-1 or latest 13. the bidder should submit the catalogue and detailed specifica tion at the time of bidding. 14. only original equipment manufacturers or their authori zed dealers to quote 15. warranty- 18 months from the date of supply or 12 months fr om the date of commissioning, whichever is earlier. [ warranty period: 12 months after the date of delivery ] ]