Stainless Steel Indexing Plunger

Technical Data

1.Explosion-proof Type

• Standards Implemented: CENELEC, IEC, NEC
• Applicable Hazardous Areas:Zone 1, Zone 2 for explosive-gas hazardous locations; Zone 21, Zone 22 for combustible-dust hazardous locations
• Ex Marking: Gas protection: Ex db ⅡC Gb; Ex tb ⅢC Db

2.Product Parameters

• Product Type: Flame-proof instrument operating push-rod, mechanical accessory for flame-proof enclosure, no electrical circuit.
• Certification / Explosion-proof Marking: Ex db ⅡC Gb, Ex tb ⅢC Db.
• Material: Stainless steel.
• Exposed Fasteners: Flame-proof thread M6×1 or M8×1.25; tightening torque 2.5N·m.
• Electrical-Rated Voltage: None (pure mechanical part, no electrical parameters).
• Electrical-Rated Current: None (pure mechanical part, no electrical parameters).
• Protection-Ingress Protection: IP66 (achieved after assembled on flame-proof enclosure).
• Protection-Ambient Temperature: Ambient temperature −40℃～+60℃; operating temperature −40℃～+75℃.
• Connection-Cable Cross-section: None (no wiring structure).
• Connection-Cable Entry: None, mounted on panel of flame-proof enclosure.
• Connection-Cable Gland: Not required.

3.Product Classification & Origin

HS Code: 8538900000
Country of Origin: China

4.Applicable Industries

• Suitable for: This product is applied in petrochemical, coal-chemical, pharmaceutical, mining and other industries with explosive-gas and combustible-dust risks to perform external mechanical operation for instruments inside flame-proof enclosures.
• Practicality: As dedicated push-rod accessory for flame-proof enclosures, it provides M6×1, M8×1.25 threads and optional thread lengths of 20/25/30mm with tightening torque of 2.5N·m, fitting panels in various thicknesses for flexible selection and easy installation.
• Safety Performance: Marked Ex db ⅡC Gb, Ex tb ⅢC Db for Zone1/2 gas and Zone21/22 dust hazardous locations with IP66 rating and operating temperature from −40℃ to +75℃; it shall be mounted on Ex-d flame-proof enclosure instead of being used alone for explosion-proof function.

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 are the explosion-proof markings of CH8000-BE flame-proof instrument operating pushrod?

A1: Its explosion-proof markings are Ex db ⅡC Gb and Ex tb ⅢC Db.

 

Q2: What is the tightening torque required for this product?

A2: The required tightening torque is 2.5N.m.

 

Q3: What thread specifications are available for CH8000-BE?

A3: Optional flame-proof threads are M6×1 or M8×1.25.