Loren Data's SAM Daily™

SAMDAILY.US - ISSUE OF SEPTEMBER 23, 2022 SAM #7602
SOURCES SOUGHT

J -- USNS ZEUS Blower

Notice Date

9/21/2022 12:00:56 PM
 

Notice Type

Sources Sought
 

NAICS

811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
 

Contracting Office

MSC NORFOLK NORFOLK VA 23511-2313 USA
 

ZIP Code

23511-2313
 

Solicitation Number

N3220522Q2270
 

Response Due

9/23/2022 9:00:00 AM
 

Point of Contact

Heather East, Phone: 7573415653, Michael E. Rossik, Phone: 7574435873
 

E-Mail Address

heather.east@navy.mil, michael.e.rossik.civ@us.navy.mil
(heather.east@navy.mil, michael.e.rossik.civ@us.navy.mil)
 

Description

To provide one cooling blower assembly; including the motor, for the USNS ZEUZ�s STBD Main Propulsion Motor. This describes the performance, testing, and documentation requirements for the cooling blower assembly. To provide one cooling blower assembly; including the motor, for the USNS ZEUZ�s STBD Main Propulsion Motor. This describes the performance, testing, and documentation requirements for the cooling blower assembly. 2. SCOPE: � � �2.1 Requirements � � �2.1.1 Provide one counterclockwise (CCW) blower assembly, BIHS190-05_5180CCW4_150, per drawing 2805002. The blower shall meet the following�characteristics and performance specifications: � � � � � �1. 13,120 CFM @ 6.0� H2O at 113o F � � � � � �2. Arrangement 4 SWSI (Single Width Single Inlet) as specified by ACMA 4�Standard 99-2404-03. � � �2.1.2 The blower shall have Marine-Grade motor (IEEE 45) that has the following�minimum characteristics: � � � � � 1. 40 HP � � � � � 2. 3600 rpm (synchronous speed) � � � � � 3. 460 Volts � � � � � 4. 3 Phase � � � � � 5. 60 Hz � � � � � 6. 324T or 324TS Frame Size � � � � � 7. Severe Duty, TEFC � � � � � 8. Rated for continuous operation at ambient of 50 degrees C � � � � � 9. Permanently-lubricated, sealed bearings � � � � � 10. Capable of meeting the test criteria in ABS Marine Vessel Rules section 4-8-3/3.15. � � � � � 11. Meets recommendations for IEEE 45 Recommended Practice for Electrical�Installations on Shipboard: Section 13, Motor and Motor Application. � � �2.2 Perform the following: � � �2.2.1 Balancing: � � � � � 1. The blower wheel shall be initially balanced with corrections in two planes.�Balancing shall be done to the balance grade G2.5 per ISO1940/1 standard. � � � � � 2. A final trim balance shall be completed of the blower assembly. � � � � � 3. Complete balance reports from the initial balance and final trim balance�shall be provided. Reports should include, but not limited to, initial�unbalance, final unbalance, and weight corrections and locations. � � �2.2.2 Weigh: Provide a certified weight of the entire cooling blower assembly. � � �2.2.3 Factory Acceptance Testing: � � � � � 1. Performance Testing - The blower assembly shall be operated to verify it�meets the performance specification listed Section 2.1.1 (13,120 CFM @�6.0� H2O at 113o F). Performance test to be witnessed by Military Sealift�Command. Performance test results shall be provided. � � � � � 2. Operational Test � The blower assembly shall be run tested for four hours at�13,120 CFM @ 6.0� H2O once the motor has reached a stabile temperature�of (temperature rise of no greater than 1oC in 15 minutes). Operational test�to be witnessed by Military Sealift Command. The run test shall include, at a�minimum, measuring and recording the following readings every 20 minutes: � � � � � a. Vibration readings at the NDE (Non-Drive End) and DE (Drive End) of�the motor � � � � � b. Shaft rpm � � � � � c. Motor casing temperature � � � � � d. Motor current � � � � � e. Motor voltage � � � � � f. Air flow � � � � � g. Outlet pressure � � �3. Conduct post testing visual inspection of cooling blower wheel, housing,�motor and foundation for cracking. Verify that all mechanical fasteners�remained in place and at original torque values. Inspect the inside of the�blower housing for contact with the blower wheel. � � �2.3 Technical Documentation- Provide the following technical documentation: � � �2.3.1 Technical Manual(s) shall be provided to support the installation and�maintenance of the blower. � � �2.3.2 Technical Manual(s) from the Motor Manufacturer shall be provided.
 

Web Link

SAM.gov Permalink
(https://sam.gov/opp/e33a7caaeb8642a6a189c2c518d97c38/view)
 

Place of Performance

Address: Norfolk, VA 23511, USA

Zip Code: 23511

Country: USA
 

Record

SN06474280-F 20220923/220921230140 (samdaily.us)
 

Source

SAM.gov Link to This Notice
(may not be valid after Archive Date)

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