Uninterruptable Power Supply System and Installation

City of Tulsa Finance Department
4/1/2026
INVITATION FOR BID IFB 26-531
Addendum #2
Please note the following changes which have been made for clarification to this Invitation for Sealed Bid. This
addendum must be listed as Addendum #2 on the ACKNOWLEDGMENT OF RECEIPT OF
ADDENDA/AMENDMENTS FORM of the bid package as verification that you have received and are aware
of the information contained herein.
QUESTIONS/CLARIFICATION/CHANGES:
CHANGES:
Was:
Changed to:
Was:
Changed to:

City of Tulsa Finance Department
3/27/2026
INVITATION FOR BID IFB 26-531
Addendum #1
Please note the following changes which have been made for clarification to this Invitation for Sealed Bid. This
addendum must be listed as Addendum #1 on the ACKNOWLEDGMENT OF RECEIPT OF
ADDENDA/AMENDMENTS FORM of the bid package as verification that you have received and are aware
of the information contained herein.
QUESTIONS/CLARIFICATION/CHANGES:
CHANGES:
Was:
Changed to:
Added to Specifications on Page 4: Seller is responsible for the removal of existing UPS
Systems hardware and delivery to the City of Tulsa Surplus Yard located at 108 North Trenton
Avenue Tulsa, OK 74120.
Added to Exhibit A on Page 17:
Removal and Delivery of Existing UPS System
4. 2 $ $
Equipment to City of Tulsa Surplus Yard

City of Tulsa Finance Department
Invitation for Bid (IFB)
IFB 26-531
Supplies or Services Requested: Uninterruptable Power Supply
System and Installation
Department: Asset Management
NIGP Commodity Code(s): 207-67; 203-67
Solicitation Schedule
EVENT DATE
IFB Issue Date 03/11/2026
Mandatory Virtual Pre-Bid Conference
Virtual Teams Meeting - Email 03/17/2026 at 10:00 AM CT
rachelharders@cityoftulsa.org for invite
Optional Site Visit
03/18/2026 at 1:00 PM CT
801 E Oklahoma St, Tulsa, OK 74106
Contact: Rachel Harders rachelharders@cityoftulsa.org
Deadline for Questions 04/08/2026
Submitted to assigned buyer via email. 8 Days prior to IFB due date
Bid Submission Date
04/15/2026
Either mailed or delivered to City Clerk address. Bids are
open the day after the due date.
If You have any questions or need additional information, contact the Assigned Buyer:
Rachel Harders, Buyer | rachelharders@cityoftulsa.org
All questions should be emailed with IFB 26-531 on the subject line.
Submit Bids (sealed) to:
City of Tulsa - City Clerk's Office
175 E. 2ND St., Suite 260
Tulsa, OK 74103
Bids (2 total:1 original, 1 copy) must be sealed and either mailed or delivered.
Write the Bid Number, Supplies or Service requested (as listed above) and Bid
Opening Date on the lower left corner of the outside of Your Bid envelope. Feel
free to use included packing slip. No faxed or emailed Bids will be considered.
Barring certain circumstances (Section III-5), Bids received after the stated date
and time will not be accepted and will be returned to the Bidder unopened.

IFB 26-531 | Uninterruptable Power Supply System and Installation | Issue Date: 03/11/2026
I. STATEMENT OF PURPOSE:
1. Overview and Goals
The goal of this solicitation is to secure a source to purchase and install an Uninterruptable Power
Supply System for the 911 Center for the Asset Management Department of the City of Tulsa.
2. Term of Contract
The City intends to award a one-year annual contract. The City may offer the Seller the opportunity
for additional one-year terms. The City also reserves the right to make multiple or partial awards. To
do business with the City, You must agree to the terms and conditions of the City's standard
Purchase Agreement, indicated by Your Authorized Agent's signature on the Purchase Agreement.
Capitalized terms used in this IFB and not defined in the Purchase Agreement shall have the
meanings as ascribed to them in Title 6, Chapter 4 of the Tulsa Revised Ordinances.
The entire Invitation for Bid (IFB), including any additional information submitted by Bidder and
Accepted by City will be included as part of the Agreement between Seller and City. All sheets of
this IFB (including Sections I-VI) must be submitted.
Authorized Agent
Several parts of the Bid (Affidavits, Purchase Agreement) must be signed by an "Authorized
Agent." An Authorized Agent means an agent who is legally authorized to bind the Seller under the
law of the state in which the Seller is legally organized. For instance, under Oklahoma law, the
Authorized Agent for each of the following types of entities is as stated below:
o Corporations - the president, board chair or board vice chair (or the vice president if the corporation
was formed in Oklahoma) can sign; others can sign if they have and provide the City with (i) a corporate
resolution giving them authority to bind the Seller, and (ii) a recent certificate of secretary indicating
the authority is still valid and was in full force and effect on the date of the signature. (See IFB Section
VI for sample of a Certificate of Secretary)
o General Partnerships - any partner can sign to bind all partners.
o Limited Partnerships - the general partner must sign.
o Individuals - no additional authorization is required, but signatures must be witnessed and notarized.
o Sole Proprietorship - the owner can sign. Any other person can sign if s/he provides a recent Power
of Attorney, signed by the owner, authorizing him/her to bind the sole proprietorship.
o Limited Liability Company (LLC) - any manager of the LLC elected by the members of the LLC, or
any member signing as manager of the LLC. All other signers will need a Consent of Members signed
by all the Members of the LLC authorizing their signature on or up to 30 days before the date of their
signature. (See Section VI for sample of a Consent of Members)
Entities organized in states other than Oklahoma must follow the law of the state in which they are
organized.
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IFB 26-531 | Uninterruptable Power Supply System and Installation | Issue Date: 03/11/2026
II. SCOPE OF SERVICES AND SPECIFICATIONS
1. Scope of Services
The City is requesting Bids to secure a source to purchase and install an Uninterruptable Power
Supply System for the 911 Center for the Asset Management Department.
Delivery Requirements
All prices quoted shall be based on delivery F.O.B. Tulsa, Oklahoma or to any other points as may
be designated in the Specifications, with all charges prepaid by Seller to the actual point of delivery.
Bids must state the number of Days required for delivery under normal conditions.
Absolutely no items over 500lbs. may be directly shipped to the City requiring the City personnel to
unload from the shipping truck or trailer. The City carries no responsibility for any damages incurred
during an unloading occurrence. All unloading shall be the responsibility of the Seller and/or shipping
entity.
2. Specifications
The Bid must meet or exceed the following Specifications.
Seller is responsible for the removal of existing UPS Systems hardware and delivery to the City of
Tulsa Surplus Yard located at 108 North Trenton Avenue Tulsa, OK 74120.
In the Table below, the Bidder shall respond to each minimum requirement set forth in the
Specifications column by writing its response in the space provided under Section 2: Bidder's
Response column. Whenever asked to "describe", the description may include details such as size,
capacities, dimensions, materials used in construction, etc. A full and complete description is
required to reasonably evaluate the Bid, so all pertinent information is required. When referring to
attached literature as a means of not fully describing items, misinterpretations by the evaluator of the
Bid may occur. Your ability to present the City with enough information to reasonably understand the
item being bid and whether it meets the Specifications stated herein relies on the written information
provided.
You are required to describe Your proposed equipment in the Bidder's Response column, in terms
that correspond with the minimum Specifications shown. You may not answer in the space provided
as to whether You meet the Specifications by responding with terms as "yes", "meets", "same as",
"complies" or "similar" terms. If these terms are utilized, it shall result in Your Bid being
considered as non-responsive and being rejected.
If bidding an equivalent, You must include descriptive manufacturer's literature verifying the
information You provided in the Bidder's Response column with Your submission. Failure to
provide such literature shall result in Your Bid being considered as non-responsive and being
rejected. Any determination as to whether an item is equivalent that meets the Specifications shall
be made at the sole discretion of the City.
Seller shall ensure that each product and related parts are warranted by the manufacturer to be of
good material and workmanship and that manufacturer promptly replace any part or parts which by
reason of defective materials or workmanship shall fail under normal use, free of negligence or
accident, for a minimum of one (1) year from the date of delivery, unless otherwise stated. In addition,
if such failures take place outside the dealer's service area, which shall be defined as Tulsa city
limits, the Seller will be responsible for reimbursing the nearest manufacturer's authorized dealer in
the city of Tulsa for services rendered under this warranty.
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IFB 26-531 | Uninterruptable Power Supply System and Installation | Issue Date: 03/11/2026
The Seller shall respond within 72 hours of notification by the City of Tulsa, on when, where, and
how a warranty issue will be resolved. In the event there is no response within 72 hours, or if the
response is not acceptable to the City of Tulsa; the City will provide or arrange for repairs. The Seller
shall be responsible for reimbursing the nearest manufacturer's authorized dealer in the city of Tulsa
for services rendered under this warranty.
The Seller shall have the option to authorize the City of Tulsa to perform minor warranty
replacement and repairs and then reimburse the City for its labor and parts utilized to enact
the repair. The reimbursement for labor will be the same rate as that of the actual work
performed. Standard warranty information is to be supplied with the Bid.
TESTS AND ACCEPTABILITY OF MATERIAL:
All items included in the Bid are subject to a performance demonstration within 30 days of the Bid
date by the Bidder(s) at the discretion of the City of Tulsa. A like item of the type Bid that contains
all the safety concerns, horsepower ratings, accessories, dimensions or other features as deemed
appropriate by the City of Tulsa may be required to be demonstrated to the City of Tulsa personnel
prior to award of the Bid to establish if the item meets the requirements and Specifications of the City
of Tulsa.
Item Specifications (Minimum) Bidder's Response
This specification is to provide for a new, latest Describe:
production model, Vertiv Liebert APM2 Modular Make:
Three Phase VAC UPS System, Model:
Model 56SA300XNNNNA95 or Acceptable
Equivalent.
1. System Input/Output Voltage and Wiring: 1.
480V-480V 3W + G
2. Configured Capacity Rating kVA,kW: 300 2.
kVA/Kw
AMP2
3. UPS Native Voltage/Wiring: 480V 3W + G 3.
Modular Three
4. Input Type: Dual input common source 4.
Phase VAC
5. Airflow: front to top airflow, including top 5.
UPS System
fan exhaust
Configuration
6. Cable Entry: top. wiring cabinet or 6.
attached ancillary required for bottom
entry
7. Two Monitoring Card Slots: IS-UNITY-DP/ 7.
None
A. IS-UNITY-DP: network card factory A.
installed for SNMP, Modbus, BACnet
interfacing to Building Management
IFB Rev 02/2024 6

IFB 26-531 | Uninterruptable Power Supply System and Installation | Issue Date: 03/11/2026
Systems and environmental sensor
support
Describe:
1. Transformer-Free Modular and Scalable 1.
Architecture: efficiency up to 97.5% in
double conversion mode
2. UL and cUL Listed to UL Standard 1778 2.
5th Edition
3. IP 20 rated enclosure 3.
4. 65kA|C Rating: provides interrupting 4.
rating and labeling of 65kA
5. Unity Power Factor Support: delivers 5.
more usable power per kVA
6. Load Power Factor Support: supports 6.
loads 0.5 leading and lagging to unity
without de-rating
7. Energy Optimization Mode (Eco-Mode) up 7.
to 99% efficiency
Standard 8. Dynamic online mode up to 98.8% 8.
Features efficiency
9. Flexible energy storage (battery) 9.
technologies
10. High-capacity rated battery charger 10.
11. Generation three-level IGBT topology with 11.
Silicon Carbide converters, hot swappable
HMI, bypass, power, and internal battery
modules
12. Seamless operation up to 50C degrees with auto- 12.
derating above 40C degrees
13. Continuous Duty Static Bypass Switch 13.
14. Input Contacts: dry contacts are available 14.
for functions including monitoring external
breakers, on-generator signal, and other
functions
15. Output Contacts: dry contacts are 15.
available for functions including a
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IFB 26-531 | Uninterruptable Power Supply System and Installation | Issue Date: 03/11/2026
permissive signal to maintenance bypass
SKRU, to trip external breakers, and other
functions
16. Generator Load Control: Suppresses 16.
battery charging reducing power demand
by an external signal, shifts unit from Eco
Mode to double conversion (if applicable),
and synchronizes the inverter output with
the bypass
17. Automatic retransfer 17.
18. DSP based controls 18.
19. Intuitive 9" Backlit LCD HMI display 19.
20. Waveform capture on UPS input power for 20.
trouble shooting and analysis
21. Temperature-compensated 21.
charging/battery load test
22. Front only service access 22.
23. Local and remote emergency power off 23.
24. Castors and leveling feet 24.
25. Suitable for against the wall with standard 25.
top fan airflow or row configuration front to
rear airflow (optional no top fan)
26. Seismic rated (with optional bracket kit) 26.
Item Specifications (Minimum) Bidder's Response
This specification is to provide for a new, latest Describe:
production model, Liebert VRLA Battery Cabinet Make:
Systems, Model 56BPXYXK2M10A0O, Model:
56BPXYXK2M20A0O Or Acceptable Equivalent.
Battery 1. 7 Min, 2-1200MM External Cabinet(s) of 1
Cabinet ENERSYS EX760-FR Batteries
Systems 2. Runtime rated at Beginning of Life (BoL) 2.
at full load
3. Each cabinet utilizes valve regulated lead 3.
acid battery cells in flame retardant cases
4. Cabinet design matches the UPS 4.
cabinetry for aesthetics, mounting, and
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IFB 26-531 | Uninterruptable Power Supply System and Installation | Issue Date: 03/11/2026
internal wiring to UPS (when UPS
mounted) or matching ancillary cabinet
5. Mounting Location: M: left attached to 5.
UPS 300kVA frame
6. Each battery cabinet includes a circuit 6.
breaker to isolate the battery during
maintenance and disconnect it at end of
discharge (EOD)
7. UL listed to UL 1778 4th edition standard, 7.
CSA22.2, No. 107.1
8. Ground Fault Detection 8.
9. Minimum 4-year warranty 9.
Describe:
1. Enclosure: Modular construction, RAL 1.
9005 black
2. Cable Entry: Top 2.
3. Cable Exit: Top 3.
4. Front Access Only 4.
5. Busbar Rating: 800A 4-Pole tin plated 5.
copper, air insulated
6. Busbar Fault Rating: 65kA/3 Cycle ASTA 6.
Certified
Switchgear 7. RIB Breaker - 600A (80%) 7.
8. BIB, MBB, BIB Breakers - 500A (80%) 8.
9. Two (2) LDB Breakers - 500A (80%) 9.
10. One (1) LBB Breakers - 500A (80%) 10.
11. Accessories: 11.
A. SKRU A.
B. 24VDC Power Supply B.
C. Control Power Transformer 480/120v C.
D. Control Power Throwover Contactor D.
12. Dimensions (Approx.): 69"/1728mm (W) x 12.
95"/2404mm (H) x 30.5"/768mm (D)
IFB Rev 02/2024 9

IFB 26-531 | Uninterruptable Power Supply System and Installation | Issue Date: 03/11/2026
Item Specifications (Minimum) Bidder's Response
This specification is to provide for a new, latest Describe:
production model, 400 Ampere 60Hz Liebert Static Make:
Transfer Switch 2, Model STA0400A31N09DB or Model:
Acceptable Equivalent.
1. AC Input/Output voltage 480V 60Hz three 1.
phase
2. Three-Pole design with solid state AC 2.
switches controlled to provide fast break-
before-make transfers between two power
sources
3. Installation Site: USA and ROW 3.
4. LCD menu-driven operator control panel 4.
with a full graphic display
5. Rated for continuous operation at 400 5.
Amperes
Static Transfer 6. Solid state AC switches controlled to 6.
Switch 2 provide fast break-before-make transfers
between two power sources
7. Transient voltage suppression protecting 7.
each input
8. Input, output, and key interlocked 8.
maintenance bypass molded-case
switches to allow isolation of the static
switch and uninterrupted bypassing to
either input power source
9. Front access only required for servicing, 9.
maintenance, and installation
10. Casters and leveling fee 10.
11. Cable entry/exit: Both top/bottom 11.
12. Remote source selection 12.
13. Key lockout switch 13.
14. Optimized transfer 14.
Describe:
Factory
Certified test report
Services
IFB Rev 02/2024 1 0