supply of isi / ce marked composite switch fuse unit capacity 100 amp, duly powder coated painted with anticorrosion paint, metal clad heavy duty triple pole with neutral link, complete with three nos. hrc fuses and having cable entry holes, degree of protection ip-23, quick make and break with interlock cover and handle suitable for utilization category ac-23a, three phase 415 volt ac, 50hz, overall specification shall be conforming to is / iec-60947 part-i and iii or latest and hrc fuses shall be isi marked conforming to is:13703 or is / iec: 60269 or latest . the inspection and test plan shall be as per annexure c attached. [ warranty period: 30 months after the date of delivery ] asr , nr punjab 21.00 numbers