APV DELTA DKR2 Double Seat Ball Valves

Application Overview

APV DELTA DKR2 valves are trusted across brewing, beverage technology, dairy, food, and chemical industries. They provide safe separation of two line sections with dissimilar fluids using dual independent seals and an intermediate leakage chamber with atmospheric drainage. Engineered to prevent product mixing in critical hygienic processes.

Main Features and Advantages

Process Safety and Hygiene

• Dual seat seals for safe fluid separation
• Leakage detection through intermediate chamber
• Ball-shaped design ensures full bore flow with no narrowing
• Hygienic construction prevents product residue buildup
• CIP connections enable thorough cleaning of leakage chamber

Operational Benefits

• Compatible with pigging systems
• Water hammer resistant design
• Compact and space-saving construction
• Simple seal replacement for reduced downtime

Materials and Construction

Component Materials

• All wetted parts: AISI 316L / 1.4404 stainless steel (DIN EN 100888)
• Seal options: EPDM (standard), HNBR, FPM
• Ball seal: PTFE

Nominal Dimensions

• DN 25 – DN 125 (1″ – 4″)

Valve Variants

Optional Configurations

• DKRH2: High-pressure design (DN50, DN80)
• DKRT2: Tank outlet design (DN50, DN80, DN100)

Actuator Warranty & Reliability

The actuator supplied with this valve is covered by a 5-year actuator warranty, or up to 1 million actuations, whichever comes first. Built with fully welded, sealed, maintenance-free construction, it eliminates internal servicing and reduces wear components to deliver long-term durability in demanding hygienic processing environments.

Key benefits include:

• Maintenance-free operation with no internal servicing
• Fewer spare parts and improved total cost of ownership
• uptime and production continuity