Ashrae 90.4 Pdf ((install)) ★ 【WORKING】
ASHRAE Standard 90.4 sets performance-based energy efficiency requirements specifically for data center design, focusing on Mechanical Load Component (MLC) and Electrical Loss Component (ELC) metrics. The standard serves as a sister document to ASHRAE 90.1, tailored for high-density, mission-critical facilities. Official PDF versions of the 90.4 standard can be purchased or viewed via the ASHRAE Bookstore and Accuris. Standard 90.4-2022 - ASHRAE
- ASHRAE Online Store: You can purchase a PDF copy of ASHRAE 90.4 directly from the ASHRAE online store.
- IHS Standards Store: You can also purchase a PDF copy of the standard from the IHS Standards Store.
1. Mechanical Load Component (MLC)
The MLC is the allowable mechanical energy consumption for cooling and air movement. It is expressed as a function of the local climate. Warmer climates get a higher allowance (because cooling is harder), while cooler climates get a lower allowance. The formula is: ashrae 90.4 pdf
- Your Geographic Location (Climate Zone)
- The size of your IT load (kW)
The standard gives you a maximum allowable energy budget based on: ASHRAE Standard 90
Data centers that comply with ASHRAE 90.4 can benefit from: ASHRAE Online Store : You can purchase a