Switzerland – Electricity, heating, solar and nuclear energy – Netze Spreitenbach AG

Subject of the tender: Supply and installation of a medium voltage system (on plot 3658) in accordance with the applicable standards and regulations of the StV (High Voltage Ordinance) and the specifications of Netze Spreitenbach AG. System configuration and standards - Operating conditions according to IEC 62271-1 - Switchgear according to IEC 62271-200 - Circuit breaker according to IEC 62271-100 - Disconnector according to IEC 62271-103 - Earthing switch according to IEC 62271-102 - Current transformer according to IEC 61869-2 - Operational availability LSC 2B - Arc fault classification IAC A FLR - Sealing class PM - Regulations: Strict compliance with NIV, NIN, StV, ESTI guidelines and Netze Spreitenbach AG's internal regulations. Electrical rating data - Voltage: Rated voltage 24kV (operation 16kV), BIL 125kV - Power: Busbar 2000A, short-circuit withstand 25kA (3s) - Auxiliary voltage: Control and tripping via 110 VDC. Components & Scope - Switchgear: 18 panels (including circuit breaker, measurement, coupling). - Protection: Installation and parameterisation of protective relays - Measurement: Transformer (current/voltage) including factory calibration and on-site installation. - Documentation: Complete documents for ESTI submission, test protocols and declarations of conformity.