Overview

This document details FIMET S.p.A's range of three-phase asynchronous electric motors and gearboxes designed for use in explosive atmospheres. The products comply with the European ATEX Directive 94/9/CE and are certified by the French notified body INERIS. They are suitable for hazardous zones involving dust and gas.

Product Categories and Certifications

• Motors: Multiple series including 3MAR, MAR, MR, M2AX, MAX, MX, M2AG, MAG, MG with power ratings from 0.09 kW up to 560 kW depending on the model.
• Gearboxes: Series ARA, ARG, ARKE with torque capacities ranging from 3 to 19,000 N·m.

All products meet ATEX Directive 94/9/CE requirements (Group II) and are certified for specific hazardous zones and temperature classes:

• Dust Zones: Zone 22 (3D) and Zone 21 (2D) with max surface temperature 125°C.
• Gas Zones: Zone 2 (3G) at 200°C for motors; Zone 2 (3G) and Zone 1 (2G) at 125°C for gearboxes.

Technical Specifications

Motors

• Power range: 0.09 to 560 kW depending on series.
• Protection ratings: IP55 for dust zones; IP65 for motors in higher dust zones.
• Construction materials: Aluminum frames, terminal boxes, and end shields for some series; cast iron for others based on size and model.
• Thermal protection: PTC thermal probes ensure max housing temperature of 125°C in dust zones and max machine temperature of 200°C in gas zones.
• Cable glands: Certified and sealed per ATEX standards.

Gearboxes

• Torque range: 3 to 19,000 N·m.
• Protection rating: IP65.
• Certified for dust zones 21 and 22 and gas zones 1 and 2.
• Construction: Aluminum or cast iron housings depending on series.
• Important: For gearboxes used in gas zones, customers must consult FIMET's Technical-Commercial Service to ensure correct machine selection.

Construction Details

• 3MAR-M2AX-M2AG Series: Aluminum housing, terminal box, flanges, and shields.
• MAR-MA-MAG Series: Aluminum housing with removable feet and terminal box; aluminum shields for sizes 112-160, cast iron shields and flanges for sizes 180-200.
• MR-MX-MG Series: Cast iron housing, flanges, and shields; sheet metal terminal box.
• Gearboxes: ARA series with aluminum housing; ARG and ARKE series with cast iron housing.

Compliance and Documentation

• All products bear INERIS certification with specific certificate numbers per series.
• Compliance with ATEX Directive 94/9/CE for use in explosive atmospheres is ensured.
• General catalogs and dedicated installation, operation, and maintenance instructions accompany the products.

Commercial and Support Network

• FIMET S.p.A is headquartered in Italy with branches and agents worldwide including Europe, Asia, Middle East, Australia, and the Americas.
• Contact details for main office and branches in Switzerland and China are provided.
• Customers are encouraged to contact FIMET for technical-commercial support, especially for gas zone applications.

Critical Recommendations

• Consult FIMET's Technical-Commercial Service for gearbox selection in gas hazardous zones to ensure proper application suitability.
• Thermal probes and certified cable glands are essential for maintaining safety and compliance in explosive atmospheres.
• Product specifications may change without notice; always refer to the latest catalogs and documentation.

Legal and Copyright Notice

The document and product information are proprietary to FIMET S.p.A. Unauthorized reproduction or publication is prohibited. The company disclaims liability for changes made without prior notice.