4 FAQs about Procurement of 2MW outdoor photovoltaic cabinets for tunnel use

What services are included in a solar PV contract?

The services included by the contractor shall include operation and maintenance of all components of solar PV systems for the life of the contract, as detailed herein.

Can a PV system be included in a future micro-grid?

In addition to connecting and operating in a grid-interactive mode, the Contractor's proposed PV system shall be capable of being included in a future micro-grid that can operate when the utility grid is unavailable. This micro-grid could include conventional (engine) generators, other renewable resources, and/or energy storage.

Does a PV system need an arc-fault detection system?

The PV system must include string-level DC residual current detector(s) (RCDs) that disconnect faulted circuit(s) and transmit an alarm alert to the Contractor. For Ungrounded Systems An arc-fault detection system, which is NRTL-listed and compliant to the 2014 National Electrical Code, must be installed.

What types of electrical plans are included in a PV system?

Electrical Plans, including single-line electrical diagrams showing utility interconnection and all devices comprising the PV system, including, but not limited to: PV arrays, combiner boxes, circuit breakers, disconnect switches, inverters, meters, timers, control devices, and other equipment comprising the complete system.

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