Issue:
What is a normal pressure drop across the water strainer?
Resolution:
|
ACS Pump Package 7901 Y-Strainer Pressure Drop (1mm mesh size) |
||
|
4" 140-160T |
6" 180-230T |
|
| GPM | PSID | PSID |
| 150 | 0.4 | |
| 200 | 0.8 | |
| 250 | 1.3 | |
| 300 | 1.8 | |
| 350 | 2.2 | 0.4 |
| 400 | 2.7 | 0.5 |
| 450 | 3.3 | 0.8 |
| 500 | 4.1 | 1.0 |
| 550 | 5.4 | 1.3 |
| 600 | 7.2 | 1.6 |
| 650 | 1.9 | |
| 700 | 2.3 | |
| 750 | 2.7 | |
| 800 | 3.1 | |
| 850 | 3.6 | |
CGAM Pump Package:
See table below for typical drop across a clean strainer for the type of strainer installed.
Flow charts listed in the IOM include drop across the strainer.
| Size (rated flow gpm) | Y-strainer | T-strainer |
| 2" (63.4 gpm) | 2.0 psid | N/A |
| 2.5" (99.9 gpm) | 1.3 psid | N/A |
| 3" (150.6 gpm) | 2.3 psid | 0.7 psid |
| 4" (345 gpm) | 3.5 psid | 1.5 psid |
Notes:
Rated flow is based on gpm for size of the chiller.
TSA (formerly TOPPS) program used for selection of chiller lists water pressure drop for flow and includes pressure drop across strainer.
Facts:
- Air-Cooled Chiller (Pueblo) (CGAM)
- Air-Cooled Chiller (Pueblo) (ACS)
Document Identifier: DOC-99653
WARNING:
Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.