supply of push button for emergency stop (bpems) with contact arrangement 1 no +1 nc for conventional wag-7/wap-4 electric locomotives as per clw specification no. clw/es/3/0077 alt.-a and clw drg. no. clw/es/3/sk-1/0077/a. , push button for emergency stop (bpems) with contact arrangement 1 no +1 nc for conventional wag-7/wap-4 electric locomotives as per clw specification no. clw/es/3/0077 alt.-a and clw drg. no. clw/es/3/sk-1/0077/a. note: 1. sup ply by sources as per clw item id: 2100028 in ireps vendor directory. 2. firm should submit authorised dealership certificat e along with tender otherwise offer will not be considered. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]