supply of set of spares for hmtd make rectifier-cum-regulator of capacity 25kw, 1 30v, type mar-25-130 to m/s. hmtd, taloja, as per the following list: 1) magnetic amplifi er part no. c-25020 - qty. 02 nos. 2) over voltage protection unit (ovp) part no. c-25023 - qty. 04 nos. 3) current transformer assembly part no. c-25016 - qty. 02 nos. 4) printed c ircuit board part no. c-25019 - qty. 03 nos. 5) auxiliary diode and zener diode assly. par t no. c-25015 - qty. 01 nos. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]