Attachment_2_-_Specifications_Water_Heater_and_Loop_Pump_(Track_Changes)_0001.docx
DOCX document 21 KB Posted
- Attached to
- Replace Water Heater Federal contract opportunity
- Solicitation number
- 140R3024Q0006
About this file
This document outlines specifications for a federal contract opportunity to replace HVAC equipment. The U.S. Department of Interior Bureau of Reclamation seeks to replace a 20HW hot water boiler, four 7.5HP pump motors and centrifugal pumps for hot and cold water, and remove an unused ballast at its Yuma Area office. The contractor shall install a new hot water boiler, two hot and cold loop pumps with compatible motors and cabinet components, and bypass and insulate ballast inlet and outlet lines. The contract is set aside for small businesses with a NAICS code of 238220 and maximum size of $19M. The firm fixed price contract period is 60 days from notice to proceed, with one award intended. Site visit is scheduled for February 7, 2024.
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Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| Attachment_6_-_Boiler_Photos_0002.pdf | ||
| Sol_140R3024Q0006_Amd_0002.pdf | ||
| Sol_140R3024Q0006_Amd_0001.pdf | ||
| Attachment_4_-_Site_Visit_Sign_In_Sheet_0001.pdf | ||
| 140R3024Q0006.pdf | ||
| Attachment_1_-_SOW_Water_Heater.pdf | ||
| Sol_140R3024Q0006.pdf | ||
| Attachment_3_-_Wage_Determination_AZ20240042.pdf | ||
| Attachment_2_-_Specifications_Water_Heater_and_Loop_Pump_Details(1).pdf |
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Text version
Water Heater Specifications:
1. Standards:
a. ASME Section IV “H” Code
b. UL Subject 834
c. NEC/NFPA Article 424-G
d. ASME Safety Code CSD-1
2. Required Features:
a. National Board Registered Pressure Vessel (150 PSI / 250°F)
b. Heavy Duty Steel Boiler Vessel Housing
c. Four Inch Fiberglass Insulation
d. ASME Safety Relief Valve
e. Pressure Gauge w/ Cock
f. Drain Valve
g. Incoloy-Sheathed Elements
h. Construction per NEC & UL, with UL Label
i. Electronic Digital Temperature Readout (except 1 and 2 step models)
j. Integral Electric Control Panel with Key-Locked Door
k. Internal Branch Circuit Fusing
l. Magnetic Contactors rated 500,000 Cycles
m. Main Supply Circuit Lugs
n. 120 Volt Fused Control Transformer
o. On/Off Switch w/ Pilot Light
p. Manual Limit Toggle Switches (one per step)
q. Status Pilot Light for each Stage/Step
r. Probe-type Low Water Cut-Off Note: Manual Reset, Test & Pilot Light Provided
s. Two Adjustable High Limit Cutouts: (1) Auto Reset (1) Manual Reset Note: Manual Reset provided only on units > 2 stages
t. Automatic Temperature Control via: On-Off Temperature Switches (1 & 2 step units) Electronic Multi-Stage Control (3 & 4 step units) Proportional Progressive Sequence Step Control (units > 4 steps)
u. Fused Disconnect or Automatic Breaker
v. Shunt Trip Circuit Interrupter
w. Ground Fault Detection System
x. Alarm Buzzer with Silencing Switch
y. Safety Door Interlock
z. Stainless Steel Construction (210ºF max) for Deionized water
aa. Outdoor Reset Control
ab. Flow Switch (Installed)
ac. High/Low Pressure Switches/Alarms
ad. Auxiliary Low Water Cut-off (Float or Probe type) (Auxiliary Probe type standard on units)
ae. Manual Reset Low Water Cut-off
af. Temperature Gauge (3” / Installed)
ag. 4” Connection Size (PCW3 or PCW4)
ah. Proportional Step Control (for 3 or 4 Stage Models)
ai. Linear Sequence Step Control 1st Hot Loop Pump Specification:
1. Aurora No. 87-02760-1
2. Model 411AB
3. Size 2 x 2.5 x 12
4. GPM 140
2nd Hot Loop Pump Specification:
1. Aurora No. 07-08760-2
2. Model 411AB
3. Size 2 x 2.5 x 12
4. GPM 140
1st Cold Loop Pump Specification:
1. Aurora SN 87-02761-1
2. Model 411AB
3. Size 2.5 x 3 x 12
4. GPM 350
2nd Cold Loop Pump Specification:
1. Aurora SN 07-08761-2
2. Model 411AB
3. Size 2.5 x 3 x 12
4. GPM 350
QTY 4 of 2 -– Hot Loop Pump Motors Specifications: Comment by Banting, Michael S: Quantity is updated to 2 Hot pump motors and 2 cold pump motors.
1. Model 5KS213AL205A
2. HP 7.5
3. RPM 1755
4. Volts 230/460
5. AMP 18.0/9.0
QTY of 2 – Cold Loop Pump Motors Specifications:
1. HP 15
2. RPM 1750
3. Volts 230/460
4. AMP 42.0/21.0
File details come from the government source that posted it. Updated .