supply of paddle-type air flow switch for monitoring air flow , paddle-type air flow switch for monitoring air flow in the radiator cooling system of lhb power cars. the switch shall comprise an spdt micro switch (1 no + 1 nc) with a contact rating of 5 a and a maximum voltage of 230 v. the body and fittings shall be of brass, with a stainless-steel or al u 1520 grade paddle, and shall have ip-65 protection in accordance with en 60529. the switch shall b e suitable for vertical mounting with a brass lock/check nut. the main cover shall be made of hard pol ypropylene (pp) plastic. the operating temperature range shall be 0 degree celsius to 120 degree cel sius., with a maximum working pressure of 10 bar. the item shall be similar to bimco make, model no . bimco-1001, or equivalent. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]