VRV Basic Operation Guide - Daikin AC

← Back to document page

EGVUSE09-07C_a EDUS 39 - 600 - F3. Engineering Data Engineering Data VRV Systems Basic Operation Guide Engi- AMERICAS. 1645 Wallace Drive, Suite 110. Carrollton, TX75006. 2007. DACA EGVUSE09-07C Daikin AC (AMERICAS), AMERICAS INC. Printed in 09/2007 K AK FS. DACA EGVUSE09-07C_a VRV Systems Basic Operation Guide 1. Explanations of P-H Diagram (Refrigerant Characteristics Table) ........................................ . 2. 2. Concept of Basic Refrigeration Cycle ........................................ ........................................ ..... 3. 3. Points of Refrigerant Control of VRV System.

Influenced by change the number of operating (thermosta t-on) units, capacity, airflow rate, and return-air temperature of indoor units: Load on total system changes. Loads on every indoor unit are different. When a unit is stopped or in thermostat-OFF, the electronic expansion valve is maintained with a minimum opening

  Operating, Unit, Valves