Article Overview

Explosion-proof vertical distribution boxes, such as the HRMD92 series, feature stainless steel enclosures, Ex d IIB+H2 certification, and flexible modular installation for hazardous areas.

Key Specifications

Enclosure and Material

  • Constructed from 316 stainless steel for corrosion resistance and durability, suitable for harsh environments .
  • Equipped with a specialized hinge structure to protect flameproof joints during opening and closing, extending service life .
  • Modular design allows combination and free installation to save space and adapt to various distribution systems . Explosion-proof Certification
  • Certified Ex d IIB+H2, suitable for Zone 1 and Zone 2 hazardous areas .
  • Complies with ATEX and IECEx standards, ensuring safe operation in explosive atmospheres .
  • Optional certifications and customizations are available to meet specific industrial requirements . Electrical Components and Compatibility
  • Supports a wide range of components: MCCBs, MCBs, AC contactors, thermal relays, PLCs, soft starters, frequency converters, meters, switches, and control devices .
  • Can be configured for motor control, start/stop, corotation, inversion, and multi-site control .
  • Cable entry options include standard M ☐ x 1.5 plugs or NPT plugs on request . Environmental and Operational Features
  • Designed for extreme temperatures and outdoor conditions, maintaining functionality in harsh climates .
  • Can accommodate custom internal layouts, including front-mounted control elements for space efficiency .
  • Optional trace heating, display screens, and emergency devices can be integrated for specialized applications . Customization and Flexibility
  • Boxes can be customized according to user requirements, including the number of cover components, side holes, and internal component arrangement .
  • Compatible with multi-site control systems and can be adapted for vertical installation configurations commonly used in Estonian industrial setups . These specifications make HRMD92 and similar explosion-proof vertical distribution boxes ideal for industrial, chemical, and hazardous area installations, providing both safety and operational flexibility.

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