Explosion-proof Flexible Conduit

Technical Data

1.Explosion-proof Type

• Standards Implemented: CENELEC, IEC, NEC
• Applicable Hazardous Areas: It is suitable for Zone 1, Zone 2 IIAIIC explosive gas atmospheres, Zone 21, Zone 22 combustible dust atmospheres, as well as strong acid, strong alkali, multiwater, multidust and humid working environments.
• Ex Marking: Gas protection:  Ex db ⅡC Gb / Ex eb ⅡC Gb / Ex tb ⅢC Db

2.Product Parameters

• Product Type: BNG-series explosion-proof flexible conduit, including BNG-G stainless-steel mesh type, BNG-S steel-wire braided type, BNG-X rubber-jacketed type
• Certification: Ex db ⅡC Gb / Ex eb ⅡC Gb / Ex tb ⅢC Db
• Material: BNG-G: Stainless-steel threaded connectors, stainless-steel bellows and stainless-steel mesh; BNG-S: Carbon-steel threaded connectors, rubber tube reinforced with inner steel wire mesh; BNG-X: Carbon-steel threaded connectors, PVC conduit reinforced by steel wire
• Exposed Fixing Parts: Male-female threaded connectors
• Rated Voltage: Not specified on datasheet
• Rated Current: Not specified on datasheet
• Degree of protection: Not marked on this datasheet
• Ambient temperature: PVC-20 ℃ ~ +60 ℃; steel-wire braided-40 ℃ ~ +80 ℃; stainless-steel-60 ℃ ~ +100 ℃
• Cable cross-section: Not directly marked; applicable pipe nominal diameter ranges from 15 mm-100 mm
• Cable entry: G thread; custom thread and length available
• Cable joint: Male-female threaded connector for equipment cable entry connection

3.Product Classification & Origin

HS Code: 8536900000
Country of Origin: China

4.Applicable Industries

• Applicable Industries: This product is widely used for electrical cable connection in petroleum, chemical, warehouse, food, pharmaceutical and military industries.
• Applicability: It is suitable for Zone 1, Zone 2 IIA-IIC explosive gas atmospheres, Zone 21, Zone 22 combustible dust atmospheres, as well as strong acid, strong alkali, multi-water, multi-dust and humid working environments.
• Practical Performance: Available in stainless-steel mesh, steel-wire braided and rubber-jacketed versions with multiple sizes and customizable length and threads, it features good oil-resistance, corrosion-resistance, aging-resistance and excellent flexibility.
• Safety Performance: It holds explosion-proof marking Ex db ⅡC Gb / Ex eb ⅡC Gb / Ex tb ⅢC Db and flame-retardant property to guarantee safe wiring in hazardous explosive locations.

5.Credibility

MMALATEX explosion-proof products comply with strict international standards and hold complete ATEX, IECEX and EAC certifications to ensure compliant operation in global markets. This series of explosion-proof products is engineered for extreme working conditions with IP65/IP66/IP67 protection ratings, delivering excellent resistance to water, dust and corrosion. We provide customers with in-depth supporting services, including comprehensive technical support, complete warranty services and worldwide logistics support. Wherever your project is located, MMALATEX ensures smooth project delivery and provides safe and reliable solutions for hazardous areas.

6.FAQs

Q1: What explosion-proof marking does BNG-series explosion-proof flexible conduit have?

A1: Its explosion-proof marking is Ex db ⅡC Gb / Ex eb ⅡC Gb / Ex tb ⅢC Db.

 

Q2: What are the ambient temperature ranges for different versions of BNG flexible conduits?

A2: PVC version:-20℃~+60℃; steel-wire braided version:-40℃~+80℃; stainless-steel version:-60℃~+100℃.

 

Q3: What kinds of working conditions are BNG-series explosion-proof flexible conduits suitable for?

A3: They apply to Zone 1, Zone 2 IIA-IIC explosive gas atmospheres, Zone 21, Zone 22 combustible dust atmospheres as well as strongacid, strongalkali, humid and dusty environments.