supply of complete vacuum circuit breakercomplete vacuum circuit breaker,complete vacuum circuit breaker (ac) (25kv, 50hz, for 3 phase emu, m/s aal type vcba 2 5.10 tr. or m/s btipl/ alstom type bvac 25.10 m07 only confirming to clw specification no. clw/es/sk-1 /c/47 alt i or latest including the scope of supply will be as under -: item no. 1 - high pressure (20 kg.) fle xible reinforced rubber 27 inch long air hose pipe i.d. 5/16 inch with 3/8 inch bsp female coupling fitting at both ends. metallic nut should be confirm to is:225 gi coated sae-100 r1. qty required - 01 , item no. 2 - male connector 1/2 inch x 3/8 inch bsp(nipple) qty required - 03 item no. 3 - male connector sicem-35 p (as per para 6.9) qty required - 01 set. as per specification attached [ warranty period: 30 months aft er the date of delivery ] ] => limited