Questions and answers.pdf
PDF 54 KB Posted
- Attached to
- Vertical lineshaft pumps
- Solicitation number
- W9127N26QA080
About this file
This file is a Questions and Answers document addressing technical specifications for a vertical turbine pump procurement.
The document clarifies five key requirements for the pump system: the vertical intake strainer on the inlet is positioned 45 feet below the centerline of the horizontal pump discharge flange; an intake strainer is required on the bowl intake side; the specified 70 feet represents static head with negligible dynamic head, connecting to a 12-inch discharge pipe; a new control panel is not required; and general-purpose single speed motors are sufficient, with inverter duty rating not necessary. These answers establish baseline technical parameters and eliminate unnecessary specifications to guide contractor proposals.
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Questions and answers
1. Total pump length
• The bottom of the vertical intake strainer on the inlet is 45’ below the centerline of the flange for the horizontal pump discharge
2. If a pump strainer is required on the bowl
• Intake strainer is required on the bowl intake side
3. Is 70' the static head or total dynamic head?
• 70’ is the static head, dynamic head is negligible, connects to 12” discharge pipe a few feet of pipe past the outlet
4. Is a new control panel required?
• We do not need a new control panel
5. Do the motors need to be inverter duty rated?
• A general-purpose single speed motor is sufficient for our needs, inverter duty rating is not required
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