Series AV-A soft start-up valves allow the user to set the initial rate of system pressurizations to minimize system shock. When deactivated, the valve quickly exhausts the system for safe servicing of equipment.
Piping adapter Spacer with Bracket Mounting Position Dual residual pressure release valve (-X538) Dual residual pressure release valve with soft start-up function (-X555) (Max. 10) 201.8 82.9 (14) (14) 201.8 (Max. 10) 82.9 IN OUT IN OUT d c b a d a b c Model a b c d Note Model a b c d Note VP544-5DZ1-03-X538 33.9 57.2 95.7 220.7 AW30-03G-A Y300T-A E300-03-A VP544-5DZ1-03-X555 33.9 57.2 129.2