Gastech Safety Relief Valve RLT Series

Brand Gastech
Model RLT Series Gas Regulators
Max Allowable Pressure (PS) 1 bar (RLT25/1b), 6 bar (RLT25/6b), 16 bar (RLT25/16b)
Set Range Pressure 16 – 500 mbar (RLT25/1b)
500 – 2000 mbar (RLT25/6b)
2 – 16 bar (RLT25/16b)
Accuracy Class (AG) ±2.5% (RLT25/1b), ±5% (RLT25/6b & RLT25/16b)
Diameter Rp 1/4” – 2” (Threaded ISO 7/1)
Operating Temperature -20°C to +60°C
Fail Mode Fail to Open
Materials Body: AlSi (RLT25/1b & RLT25/6b), EN GJS Cast Iron (RLT25/16b)
Cover: AlSi
Diaphragm: NBR Rubberized Canvas
Orifice: Brass
Internal Parts: Brass, Stainless Steel, Nickel Coated
Dimensions & Weights RLT 8: DN 1/4” x 1/4” – A=45, B=81, C=–, Weight –
RLT 15: DN 1/2” x 1/2” – A=140, B=120, C=197 mm
RLT 20: DN 3/4” x 3/4” – A=140, B=120, C=197 mm
RLT 25: DN 1” x 1” – A=140, B=120, C=197 mm
RLT 25/16b: DN 1” x 1” – A=91, B=104, C=250 mm
RLT 32: DN 1 1/4” x 1 1/4” – A=225, B=160, C=194 mm
RLT 40: DN 1 1/2” x 1 1/2” – A=225, B=160, C=194 mm
RLT 50: DN 2” x 2” – A=225, B=160, C=258 mm
Key Features & Benefits • Reduced Overpressure Risks – Stable regulation even at high flow rates.
• Fast Response Time – Quick relief for enhanced safety.
• Easy Maintenance – Serviceable without removing from pipeline.
• Internal Impulse Mechanism – Ensures consistent regulation.
• Adjustable Spring Setting – Can be sealed for tamper-proof operation.
• High-Pressure Capability – Suitable for demanding industrial use.
• Compact & Robust – Optimized for space-saving installation with durable build.
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