Product Information

Specification

1/2 Inche 20-3 Barrier Gland NPT Brass Nickel-Plated Stainless Steel Epoxy-Putty PA 6 Metallic Armour

Allowable Ampacity for 1/2 Inche 20-3 Barrier Gland NPT Brass Nickel-Plated Stainless Steel Epoxy-Putty PA 6 Metallic Armour: 100 Amps

About:

A barrier gland is designed to ensure safety in hazardous environments by providing a flameproof seal that prevents the spread of flames or explosions. It is typically used in industries where explosive atmospheres may be present, such as oil and gas, petrochemical, and chemical processing.

Also Known As:

• Explosion-Proof Cable Gland
• Flameproof Cable Gland
• Barrier Cable Gland

Application:

• Securing and sealing cables entering equipment in hazardous areas.
• Preventing the spread of flames or explosions in environments with gases, vapors, or dust.
• Used in oil and gas, petrochemical, chemical processing, and other industries requiring explosion protection.

Standards:

• IEC 60079-0: General requirements for electrical equipment used in explosive atmospheres.
• IEC 60079-1: Equipment protection by flameproof enclosures "d".
• IEC 60079-7: Equipment protection by increased safety "e".
• ATEX: European certification for equipment used in explosive atmospheres.
• UL 1203: Standard for explosion-proof and dust-ignition-proof electrical equipment for use in hazardous (classified) locations.
• CSA C22.2: Canadian standards for electrical equipment for hazardous locations.

Construction:

• Material: Brass, nickel-plated brass or stainless steel on request
• Seals / O-Rings: Silicone, VMQ
• Clamping insert: PA 6
• Armour: Metallic Armour or Screen
• Temperature Range: - 60° C / 85° C (-76 °F / 185 °F)
• Protection: IP 66, 67 and 68 (5 bar)
• Certificate: IECEx SIR 11.0044X Sira 11 ATEX 1110X CSA 2557737

Features:

• According to the latest IECEx and ATEX standards
• Ex-e / Ex-d / Ex-ta
• Zones 1, 2, 20, 21, 22
• I M2 Ex d e I Mb iiC Gb / Ex ta IIIC Da
• Equipment Protection Level MbGbDa
• IP 66, 67 and 68 (5 bar)
• Halogen - and phosphorous-free
• Silicone Seals and O-Ring are standard

Specifications:

• Gland Size: 20 – 3
• AG: NPT 1/2"
• Wrench (mm): 30 
• D (mm): 35
• H max.: 73
• GL (mm): 20  
• A1 (mm): 12,5 – 20,5
• A2 max. inner sheath (mm): 14
• A3 max. over cores mm: 11,5
• Clamping ring 1 .: 15
• Clamping ring 2: 0 – 0,7
• Ring3 optional: 0,7 – 1,4
• Part Number: HWCG400212..71