CH8000-BA Ex-proof Panel Mount Pushbutton

Technical Data

1.Explosion-proof Type

• Standards Implemented: CENELEC, IEC, NEC
• Applicable Hazardous Areas: Zone 1, Zone 2 for explosive gas atmospheres; Zone 21, Zone 22 for combustible-dust atmospheres
• Ex Marking: Gas protection:Ex db IIC Gb / Ex tb IIIC Db

2.Product Parameters

• Product Type: Flame-proof explosion-proof push-button module. Multiple operating heads including rubber boot push-button, emergency stop rotary-release push-button, mushroom-head push-button, key-operated emergency stop push-button, self-locking push-button, rotary-switch, etc. Multiple contact modules can be assembled. Must be used together with flame-proof enclosure.
• Certification / Explosion-proof Marking: Ex db IIC Gb / Ex tb IIIC Db. Suitable for Zone 1/2 explosive gas atmospheres, Zone 21/22 combustible-dust atmospheres. Cannot be used alone in hazardous locations, must match flame-proof enclosure.
• Material: Aluminum alloy and stainless steel optional.
• Exposed Fasteners: Flame-proof thread M30×1.5, panel cut-out mounting. Screw specifications are not given in datasheet.
• Electrical Rating-Rated Voltage: 400VAC, 110VDC
• Electrical Rating-Rated Current: 10A
• Protection-Ingress Protection: IP66
• Protection-Ambient Temperature: Ambient temperature -40℃～+60℃; operating temperature 40℃～+75℃
• Connection-Cable Cross-section: Not specified in datasheet.
• Connection-Cable Entry: No built-in cable entry for push-button module; cable entry is arranged on supporting flameproof enclosure.
• Connection-Cable Gland: Supplied by the matched external flame-proof enclosure.

3.Product Classification & Origin

HS Code:8536500000
Country of Origin: China

4.Applicable Industries

• Suitable for: Petrochemical, coal-chemical, pharmaceutical, coating, mining, oil-gas storage & transportation, sewage treatment and other industries with explosive gas and combustible-dust hazardous working conditions.
• Practicality: Two housing materials of aluminum alloy and stainless steel are optional. A variety of operating heads are available, including rubber-boot push-buttons, mushroom-head emergency-stop buttons, key-operated switches and rotary switches. Contact modules can be freely stacked and combined for easy installation and commissioning. It adopts M30×1.5 flame-proof thread for panel cut-out mounting and matches supporting flame-proof enclosure to fulfill on-site control requirements such as start-stop and emergency-stop.
• Safety Performance: Explosion-proof marking Ex db IIC Gb / Ex tb IIIC Db, applicable for Zone 1/2 gas and Zone 21/22 dust hazardous locations. Protection grade IP66, ambient operating temperature -40℃～+60℃. This push-button module cannot be used alone in hazardous atmosphere and must be assembled with flame-proof enclosure.

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 is the explosion-proof marking of CH8000-BA flame-proof push-button?

A1: Its explosion-proof marking is Ex db IIC Gb / Ex tb IIIC Db.

Q2: What protection grade does the CH8000-BA push-button have?

A2: Its protection grade is IP66.

Q3: Can the CH8000-BA push-button module be used alone in hazardous locations?

A3: No, it must be used together with flame-proof enclosure and cannot be applied independently in hazardous environment.