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HEX series - electromagnetic ATEX disc brakes

HEX series - electromagnetic ATEX disc brakes

Product catalog summary

Overview: The document details the specifications and applications of the HEX series explosion-proof electromagnetic disc brakes, manufactured by Fabryka Aparatury Elektrycznej EMA – ELFA Sp. z o.o. These brakes are designed for stopping and precise positioning of rotating machine parts, suitable for use in explosive environments.

Specifications: The HEX series brakes are compliant with ISO 9001 and ISO 14001 standards and carry CE marks, indicating conformity with EU safety directives. They are certified for methane and coal dust explosion protection (Group I, Category M2) and dusts and gases explosion protection (Group II, Categories 2D and 2G).

Features: The brakes offer high repeatability and stable operation, even at high operating rates. They can be powered by AC sources through a built-in rectifier and are optionally equipped with manual release levers for emergency situations. The design ensures easy installation and compatibility with various power supply types.

Applications: These brakes are suitable for use in underground and open-cast mining, chemical and petrochemical industries, and in equipment such as lifts, cranes, and winches operating in explosive areas.

Technical Parameters: The document provides detailed technical specifications for different models (HEX 05 to HEX 160), including supply voltage, power, maximum speed, braking torque, weight, ambient temperature range, and protection level (IP 67). It also outlines the operating times for direct and alternating voltage sides.

Customization and Ordering: The document includes information on ordering configurations, available options like microswitches for operation monitoring, and the possibility of custom versions after consultation with the manufacturer. An example order format is provided for clarity.

Catalog excerpts

HEX series - electromagnetic ATEX disc brakes-2

HEX series explosion-proof constant current electromagnetic brakes, switched on by spring-loaded with electromagnetic release. Intended for rotating machine parts stopping and precise positioning. Can be used for positioning and as an safety brakes. These brakes are designed, built and tested in conformance with requirements of ISO 9001 and ISO 14001 quality management standards. Our products, described in this information sheet, have CE marks, which means that they are compatible with EU safety-related directives. HEX series brakes meets essential requirements for protective equipment and systems...

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HEX series - electromagnetic ATEX disc brakes-3

* the size of the prism groove adapted to the diameter of the hole in the sleeve gear in accordance with standard DIN6885

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HEX series - electromagnetic ATEX disc brakes-4

Nominal braking torque [Nm] Work voltage 24, 104, 180 [VDC] - all size of the brake 230, 400 [VAC] - available on the size of the HEX 50 Order example: hex 15.10.104 vdc 180 Nm d40 b After consultation with the producer, there is a possibility to make a special version of the brake takes into account, among others, changes in: - operating voltage of the brake (max. 225 VDC and max. 400 VAC), - the hole diameter of the sleeve gear.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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