It is an explosion-proof circuit breaker with explosion-proof performance d2G4.
According to the Labor Safety and Health Act, electrical equipment used in hazardous locations (places where flammable gases or vapors are present) must be explosion-proof equipment that has passed certification. Furthermore, manufacturers and sellers of explosion-proof electrical equipment for use in such hazardous locations must undergo certification by a testing organization designated by the Minister of Labor and cannot manufacture or sell without displaying proof of passing the certification. The "Explosion-Proof Circuit Breaker NZ" from Togami Electric Co., Ltd. is an explosion-proof circuit breaker with explosion-proof performance d2G4 (multi-unit type is de2G4). 【Features】 ○ Usable in Class 1 and Class 2 hazardous locations (multi-unit type is only for Class 2) ○ Explosion grade 2 → There is a limit to flame escape in the range of over 0.4mm to 0.6mm Applicable to explosive gases (also applicable to explosion grade 1) ○ Ignition degree G4 → Applicable to explosive gases with an ignition point of 135 to 450°C For more details, please contact us or download the catalog.
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【Manufactured Models】 ○ NZB Type → Case Shape: With upper terminal box → Applicable Locations: Suitable for Class 1 and Class 2 hazardous locations → Explosion-proof Structure: d2G4 ○ NZR Type → Case Shape: With lower terminal box → Applicable Locations: Suitable for Class 1 and Class 2 hazardous locations → Explosion-proof Structure: d2G4 ○ NZL Type → Case Shape: Multi-unit type → Applicable Locations: Suitable for Class 2 hazardous locations → Explosion-proof Structure: de2G4 ● For more details, please contact us or download the catalog.
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