Planning, implementation and documentation of the connection wiring on the 220/66 kV substation platforms OSS Darß and OSS Zingst for the grid connection system of 50Hertz Transmission GmbH.

The scope of the present tender essentially includes electrotechnical planning services, material deliveries, assembly and commissioning.

The delivery of large components are:

Gas-insulated 220 kV switchgear

2 × 220-kV-Sammelschiene

1 × 220 kV switch panel Cable compensation coil (direction UW Stilow)

1 × 220 kV switch panel Cable compensation coil as reserve

1 × 220 kV switchboard cable without compensation coil for future cross-connection

2 × 220 kV switchboard transformer 220/66 kV

1 × 220 kV (transverse) coupling with internal busbar longitudinal separation

220 kV devices

2 × 220 kV compensation coil (143 Mvar at 231 kV each) Dr 201 and Dr 202

2 × 220/66 kV transformers (220 MVA each) Tr 221 and Tr 222

66 kV gas-insulated switchgear

2 × 66-kV-Sammelschiene

1 × 66 kV coupling with external busbar longitudinal separations

5 × 66 kV switch panel cable OWP

1 × 66-kV-Schaltfeld Reserve

2 × 66-kV-Schaltfeld Eigenbedarfstransformator

2 × 66 kV switchboard transformer 220/66 kV

66 kV devices

2 x 66 kV star point grounding transformers Dr 71 and Dr 72

2 × 66/0.4 kV power transformers Tr 71 and Tr 72