Namca standard 500-d pdf

This pressure drop testing was conducted in accordance with amca standard 500d using the three configurations shown. All tests were performed with 120 lbin resulting in. It was approved as an american national standard by the american national standards institute ansi and became effective on january 23, 2007. The characteristics to be determined include, as appropriate, air leakage, pressure drop, dynamic closure, and operational torque. Tamco corporate brochure energy improvement products.

Actual pressure drop found in any hvac system is a combination of many factors. A test conducted in accordance with the requirements of this standard is intended to demonstrate the performance of a damper and is not intended to determine acceptability level for a damper. Bubble tight leakage performance per amca standard 500d polyamide epoxy finish round or square flanges. The amca seal shall be used only on complete units. Round bubble tight isolation damper rated to 10 wg. Tested for air leakage in accordance with ansi amca standard 500d07, figure 5. Amca publication 51110, certified ratings programproduct rating manual for air. Standard 500d, and amca publication 511 have been reprinted with. Tested for air performance in accordance with ansi amca standard 500d07. Table 2 scanning coverage with normal probes type grid scanning 1 diameter d in mm 200 500 200 d 500 d d 100% scanning 1 scan 100% around at least 180 of cylindrical surface scan 100% on two perpendicular surfaces. Amca standard 500d98 states that air leakage is based on operation between 50f 10c and 104f 40c.

The purpose of this standard is to establish uniform laboratory test methods for dampers. Certified ratings program product rating manual for air control devices. This standard may be used as a basis for testing dampers when air is used as the test gas. Amca 500d 2012jan01 laboratory methods of testng dampers for ratng. This white paper describes the tests outlined in ansiamca standard 500l. Sn 200 engineering tolerance structural steel scribd. All data has been corrected to represent standard air at a density of. Ansiamca 500d12 laboratory methods of testing dampers for rating. Amca 500d laboratory methods of testing dampers for. Certified ratings program operating manual laboratory accreditation program amca listing label program related standards ansiamca standard 500d. The application of the amca seal to individual component parts, such as blades, frames, etc. Ansiamca 500d12 laboratory methods of testing dampers. Standard 500d, laboratory methods of testing dampers for rating.