The subject of the contract is the execution of construction and assembly works for the task: Reconstruction of the Gąbin – Gąbin 1 and Gąbin – Gąbin 2 SN lines. This task concerns the dismantling of the 15 kV part of the overhead line: Gostynin ‘Gąbin II’ line No [0020/24], dismantling of MV/LV transformer stations and nn 0.4kV line sections and construction on the new MV 15 kV cable line route (cables of type NA2XS(FL)2Y 1x240/50 mm2, NA2XS(FL)2Y 1x240/25 mm2, NA2XS(FL)2Y 1x150/25 mm2), construction of 15 kV medium voltage distribution cable connectors, construction of container stations, construction of nn 0.4kV overhead and cable lines from constructed stations. The scope of the task is included in three project documentations constituting the whole task. The scope of works includes: • Stage I from GPZ to T7400969: - construction of an MV cable line - 7 020 m, - installation of a remotely controlled overhead switch with replacement of the pole station, - installation of a MV cable connector with a four-field separate MV, - reconstruction of the MV/LV station into container stations with external service, including: 1) with a 4 field MV switchgear - 4 pcs., 2) with a 5 field MV switchgear with telecontrol - 2 pcs., 3) with a 5 field MV switchgear - 2 pcs., 4) with a 4 field MV switchgear with telecontrol - 1 pcs., 5) with a 6 field MV switchgear with telecontrol - 1 pcs., - replacement of MV/LV overhead station - 1 pcs., - replacement of LV pole stations - 7 pcs., - construction of a LV cable line with a length of 2 146 m, - installation of a pole fuse switch - 8 pcs., - dismantling of cable and overhead lines; • STAGE II from T740969 to T741134 with link to LSN Gąbin 1 T74-0528 and LSN Gąbin 2 T740789: - replacement of the MV pole station - 2 pcs., - construction of a MV cable line with a length of 2 821 m, - construction of a MV cable line with a length of 988 m, - construction of a MV cable line with a length of 700 m, - installation of a MV cable connector with 5 fields of separate MV, - reconstruction of the MV/LV station into container stations with external service, including: 1) with 5 field MV switchgear with telecontrol - 1 pcs., 2) with 4 field MV switchgear - 3 pcs., 3) with 6 field MV switchgear with telecontrol - 1 pcs., - replacement of pole stations - 7 pcs. - measuring cabinet installation - 1 pc. - construction of a nn cable line - 1 342 m, - construction of a nn cable line - 50 m, - installation of a cabinet switchgear - 1 pc, - installation of a fuse switch pole - 7 pcs, - dismantling of cable and overhead lines; • STAGE III LSN Gąbin 2 from T741134 to GPZ linked to LSN Gąbin 1 T740524 and LSN Gąbin 2 T740522: - construction of an MV cable line - 5 960 m, - construction of an MV cable connector with 6-field MV switchgear plus telecontrol, - construction of an MV cable connector with 5-field MV switchgear, - reconstruction of an MV/LV station into container stations with external service, including: 1) with 5-pole switchgear MV - 2 pcs., 2) with 4-pole switchgear MV - 1 pcs. - MV/LV overhead station replacement - 1 pcs., - MV/LV pole stations replacement - 8 pcs., - LV cable line construction - 736 m, - LV cable line construction - 48 m, - measuring cabinet installation - 1 pcs., - fuse switch pole installation - 7 pcs., - dismantling of cable and overhead lines According to STWIORB, the Ordering Party excludes the use of MV primary distribution switchgears in which an insulating medium in the form of fluorinated greenhouse gases (including SF6) is used. At the same time, the Contracting Authority indicates that STWIORB's provisions in the above scope take precedence over the provisions concerning the use of the insulating medium specified in the Design Documentation and in the Technical Standards. The Contracting Authority informs that it will reject the tender as inconsistent with the terms of the contract pursuant to Art. 1 point 5 of the Public Procurement Act, which offered a switchgear for the primary distribution of MV using an insulating medium in the form of fluorinated greenhouse gases (including SF6).
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