SECTION 019113 - SUPPLEMENT 4 - SAMPLE SEQUENCE OF …

(20 Hz was determined from performing an amps vs. Hz test. 20 Hz is the lowest the motor can go without the amps beginning to increase.) 2 A call for cooling is when a cooling coil valve (CCV) on one of the ON AHUs (AHU 1, 2, 3 or 4) is at least 15 percent open for at least 10 minutes. ................
................