Design standards-- Running pressure: 0.7Mpa at standard design, minimum 0.4Mpa, and maximum 1.0Mpa Air entrance: Temperature below 45C. Ambient condition-- Ambient temperature: Below 38C. (If beyond 38C, it needs to install air convection device. ) Installation condition: With well-ventilated, with less cust. Standard: AP-400 Automatic drainage device

