Automatic Drip Check

The Automatic Drip Check shell be mounted horizontally at the low point of the system and drains leakage or fluid accumulation from a dry piping system. This normally open Drip Check closes upon increase in flow velocity and automatically reopens upon decrease of system pressure. The manual release knob can be used to verify that the piping is completely drained

Features and Benefits

Material

Standard

• Body: Nickel Plated Brass
• Stem: Stainless Steel 316
• Seals: EPDM
• Ball: Stainless Steel 316

Stainless Steel 316 Construction

• Body: Stainless Steel 316
• Stem: Stainless Steel 316
• Seals: EPDM
• Ball: Stainless Steel 316

Ni.Al.Bronze (Seawater) Construction

• Body: Ni.Al. Bronze ASTM B148 C95800
• Stem: Monel 400
• Seals: EPDM
• Ball: Ni.Al. Bronze

Connections

• Inlet: 1/2” NPT male
• Drain: 1/4” NPT female

Approvals

• UL Listed
• EN and VdS requirements compliance

Pressure Rating

• 300 psi (21 bar)

Practical Properties

• Minimum required flow for closing: 554 l /h ( 2.44 gpm)
• Closed at 0.12 bar (1.76 psi), maximum
• Reopens at 0.04 bar (0.59 psi), minimum

Automatic Drip Check

Drain

Operation