supply of terminal cover for earth return cable box as per drg. no. b/trs/rc/4/296, ref nos. 1, 2, 3. quantities for reference items to be supplied as mentioned in the drawing. note: one sample set should be got approved before effecting bulk supply.terminal cover for earth return cable box as per drg. no. b/trs/rc/4/296, ref nos. 1, 2, 3. quantities for reference items to be supplied as mentioned in the drawing. note: one sample set should be got approved before effecting bulk supply.,terminal cover for earth return cable box as per drg. no. b/trs/rc/4/296, ref nos. 1, 2, 3. q uantities for reference items to be supplied as mentioned in the drawing. note: one sample set should be g ot approved before effecting bulk supply. [ warranty period: 30 months after the date of delivery ] ]