Disconnect Switches 35kV

The City of Pasadena, Water and Power (PWP) department is soliciting bids to establish a multi-year contract for the purchase of two variations of 35 kV Disconnect Switches.

These specifications cover the supply of a fully functional outdoor, three-pole, group-operated disconnect switch, with interphase mechanical linkage, vertical drive linkage, pivot arms, guides, and manual operator to isolate open-air rack receiving station bus or equipment that is not under load on the City of Pasadena's 3-phase, 60 Hz, 34.5 kV system.

Two variations are specified. Refer to separate Suppliers's Data Sheet for the "Circuit Breaker" and "Bus Tie" specific requirements.

The city's medium-voltage sub-transmission system is operated at a nominal voltage of 34.5 kV. However, their disconnect switches will be rated for a maximum voltage level of 48.3 kV (250 kV BIL).

• The disconnect switch shall be mounted vertically if the equipment has "Circuit Breaker" in its label.
• The disconnect switch shall be mounted horizontal upright if the equipment has "Bus Tie" in its label.
• All disconnect switches shall have a continuous current rating of 2,000 Amps and shall have a minimum terminal pad of 4" x 4".
• Disconnect switches shall meet the requirements of IEEE 693 for the High Seismic Qualification Level.

The Supplier shall conduct a full multi-stage design review for each order placed. Following the design review, the Supplier shall furnish a complete set of drawings in accordance with the purchase contract schedule. Six (6) sets of printed instruction manuals are to be furnished prior to delivery of equipment.

**Bids will be received via the City's eProcurement Portal** (https://procurement.opengov.com/portal/pasadena) prior to **3:00 pm**. A bid received after the time set for the bid opening shall not be considered. Bidders are required to submit (upload) all items listed in the Bidder's Submittals/Checklist.

All bid pricing must be entered into the City's eProcurement Portal or the bid may be considered informal and deemed non-responsive, do not use a separate document attachment to represent your pricing.

Addenda shall be acknowledged via the City's eProcurement Portal.

Bidder agrees that their bid shall remain open and shall not be withdrawn for a period of not less than one hundred and eighty (180) calendar days from the date of opening bids, or until rejected by the City, whichever occurs first.

There is a separate packet of forms as part of these specifications that a bidder must complete to establish compliance with a number of special City of Pasadena requirements, including, but not limited to, Equal Employment and Affidavit of Non Collusion.

The completed *Relevant Experience Form* will be submitted with bid.