CH8098-K Flameproof Switch

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, suitable for ⅡA, ⅡB, ⅡC explosive gases
• Ex Marking: Ex db IIC Gb / Ex tb IIIC Db

2.Product Parameters

• Product Type: Flame-proof control switch with multiple handle options: plastic handle, alloy/stainless-steel handle, key-lock switch. Mounted on flame-proof enclosure panel for circuit on-off switching. Cannot be used independently and must work with flame-proof enclosure.
• Certification / Explosion-proof Marking: Ex db IIC Gb / Ex tb IIIC Db. Suitable for Zone 1/2 explosive gas atmospheres and Zone 21/22 combustible-dust atmospheres, for ⅡA, ⅡB, ⅡC explosive gases.
• Material: Handles available in black plastic, alloy and stainless-steel; key-lock version optional.
• Exposed Fasteners: Flame-proof thread M30×1.5 for panel-mount locking.
• Electrical-Rated Voltage: AC 120V-400V; DC 24V-250V
• Electrical-Rated Current: AC-15: 4A-6A; DC-13: 0.55A-1.1A
• Protection-Ingress Protection: IP66
• Protection-Ambient Temperature: Ambient temperature −40℃～+60℃; operating temperature −40℃～+75℃
• Connection-Cable Cross-section: Terminals accept max. 2.5mm² cable. No cable supplied; cable selected according to site conditions.
• Connection-Cable Entry: No cable entry on switch unit. Cable entry is located on matching flame-proof enclosure.
• Connection-Cable Gland: Provided by the supporting 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 ⅡA, ⅡB, ⅡC explosive gas and combustible-dust hazardous conditions.
• Practicality: Various operating handles available, including plastic handle, alloy/stainless-steel handle and key-lock switch. Flame-proof thread M30×1.5 for panel mounting on flame-proof enclosures. Multiple contact function positions, terminal block suitable for cable up to 2.5mm² to meet different circuit control requirements.
• Safety Performance: Explosion-proof marking Ex db IIC Gb / Ex tb IIIC Db, applicable for Zone 1/2 explosive gas atmospheres and Zone 21/22 combustible-dust atmospheres. Protection grade IP66, ambient operating temperature −40℃～+60℃. Cannot be used independently 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 flame-proof thread size of CH8098-K flame-proof switch?

A1: Its flame-proof thread is M30×1.5.

 

Q2: What hazardous zones is CH8098-K switch suitable for?

A2: It applies to Zone 1, Zone 2 explosive gas atmospheres and Zone 21, Zone 22 combustible-dust atmospheres.

 

Q3: Can CH8098-K switch operate without matching flame-proof enclosure?

A3: No, it must be used together with flame-proof enclosure and cannot be used alone.