Producdt Description：
The ZCZGB-IV is built to maintain safety integrity even in the most challenging outdoor environments.
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Integrated Stainless Steel Rain Cap: The heavy-duty stainless steel rain cap (weather hood) is a hallmark of this design. It prevents moisture accumulation and protects the internal quenching matrix from birds, insects, and wind-blown debris, ensuring the vent remains unobstructed 24/7.
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Precision-Engineered Flame Elements: At the core of the unit are high-quality flame elements, available in corrugated ribbon or multilayer mesh configurations. These flame elements are designed to absorb and dissipate thermal energy instantly, extinguishing flames with 100% reliability.
Key Technical Performance & Features
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High-Flow, Low-Pressure Drop Design: The expanded discharge area under the stainless steel rain cap is precision-calculated to provide maximum venting capacity. This ensures minimal flow resistance, protecting tanks from structural stress during rapid thermal shifts or filling operations.
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Industrial Grade Durability: To resist atmospheric corrosion and aggressive chemical vapors, the ZCZGB-IV is available in heavy-duty Carbon Steel or premium 304/316L Stainless Steel.
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Universal Flange Integration: This unit is fully compatible with ANSI, DIN, JIS, and GB standards, allowing for seamless global installation into any existing piping or Breather Valve assembly.
Operating pressure:
| Type A: | +355pa(+36mmH2O) -295pa(-30mmH2O) |
| Type B: | +980pa(+100mmH2O)-295pa(-30mmH2O) |
| Type C: | +1950pa(+200mmH2O) -295pa(-30mmH2O) |
| Type D: | according to user requirement (special pressure rating) |
| Material： | WCB SS304 SS304L SS316 SS316L |
| Flange Standard： | HG/T20592-2009 ANSI B16.5 HG/T 20615-2009(Class series) HG/T20592-2009 (PN series) ANSI B16.5 AMSE B16.5 |
Note:
Under normal circumstances, (fire) breathing valve operating pressure to B shall prevail;
Applicable materials: gasoline, kerosene, diesel, aromatics, sulfur, air and other petrochemical materials;
Environment temperature: -40 °C -+60 °C;
Shell material: HT, AL, A3, 18-8, 304, 304L, 316, 316L.
Flange standards: HG20592-97 PN1.0 (also can be produced according to user specified criteria)
“Ensure your atmospheric vents are weather-proof and fire-safe. Request the ZCZGB-IV technical datasheet today.”
Maintenance & Outdoor Reliability
Q1: Why is a stainless steel rain cap preferred over plastic or painted steel hoods?
A1: A stainless steel rain cap offers superior resistance to atmospheric corrosion and UV degradation. It ensures the flame elements remain protected from rain and snow without the risk of the hood rusting or becoming brittle over time.
Q2: How do I know when the flame elements need cleaning?
A2: We recommend a semi-annual inspection. If you notice an unusual increase in tank pressure during venting, the flame elements matrix may be clogged with debris or salt buildup.
Q3: Can the rain cap be removed for inspection without uninstalling the Arrester?
A3: Yes, the ZCZGB-IV features a service-friendly design. The stainless steel rain cap can be easily detached to provide direct access to the flame elements for quick cleaning or replacement.
Q4: Does the ZCZGB-IV protect against insect or bird nesting in the vent?
A4: Yes, the design includes a protective screen under the stainless steel rain cap. This prevents birds, insects, and wind-blown waste from entering the stack and obstructing the quenching matrix.
Q5: What cleaning agents are safe for the stainless steel flame elements?
A5: You should use low-pressure steam or non-corrosive solvents. Avoid abrasive wire brushes that could alter the precision gap size of the flame elements and compromise safety.
