EBMXB Clamped Explosion-Proof Circuit Breakers
- Operating where flammable liquids or gases are handled, processed or used
- Damp, wet, dirty, dusty, hazardous areas where ultimate corrosion and ingress protection is required
- Harsh and hazardous motor control environments, including refineries, chemical and petrochemical plants, corrosive process facilities, food and beverage, marine and mining
- For service entrance, feeder or branch circuit protection for lighting, heating, appliance and motor circuits
- Patented clamped enclosure design reduces opportunity for missing, stripped or broken bolts
- Simple clamp actuation for user-friendly access to enter enclosure
- 65kAIC at 480V enclosure rating for high interrupting capacity applications
- -50°C to +60°C temperature range for extreme environments
- Thermal magnetic and electronic break trip option for short circuit and over current protection
- Side operated handle provides visual confirmation of proper operator alignment while cover is open and can be padlocked in either “ON” or “OFF” positions for OSHA compliance
- Neoprene cover gasket provides NEMA 4X protection for hose down applications
- Maximum wiring room compliance with National Electrical Code® requirements allows for easy and safe installation
- Rugged, corrosion-resistant, cast copper-free aluminum construction provides NEMA 4X protection
- Semi-clamshell enclosure design, with an external flanged ground joint between body and cover, provides increased access to interior components
- Minimum enclosure-to-enclosure spacing with little interference between the opened cover and adjacent enclosure
- Pre-drilled mounting plate for simple breaker installation
- Detachable tap-on mounting feet
- Class I, Divisions 1 & 2, Groups BA, C, D
- Class I, Zones 1 & 2
- Class II, Groups E, F, G
- Class III
Additional Certifications:
• UL/cUL certified for -50°C to +60°C
• SASO Certificate of Conformity
Environmental Ratings:
• NEMA 3R, 4X, 7BCD, 9EFG
Electrical Ratings:
• 3-pole, 600 VAC
• Breaker frames:
– Eaton: EG, JG, LG (up to 500A)B
– Square D: HG (up to 100A)
– GE: TED (up to 100A
UL Standards:
- UL1203 – Explosionproof and Dust-ignitionproof Electrical Equipment for use in Hazardous (Classified) Locations
- UL2062 – High AIC Ratings for Groups C, D
CSA Standard:
• cUL to CSA C22.2 No. 30
• Body and cover – copper-free aluminum
• Clamp – anodized copper-free aluminum
• External hardware – stainless steel
• Internal parts – galvanized steel
