Explosion-proof equipment plant
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Dual Access Enclosure Series SHORV “HALK”


HALK enclosure (SHORV8914068) is intended for safe operation of large-sized equipment, electrotechnical apparatuses and components in hazardous areas. The enclosure provides “Ex d” type of explosion protection and has a long service life. At the design stage, the enclosure undergoes the mathematic modeling and testing in order to confirm the compliance with the stated explosion protection marking.

- Fully-fledged compact alternative to assemblies of several enclosures with rated current 400A and over.
- Suitable for the installation of large-sized equipment.
- The section depth is adjusted by mounting panels.
- Helps to avoid using intermediate terminal and bus bar boxes and fittings for the connection.
- Flameproof joint service life is 25 years.

The enclosure is installed on /RAMA frame for floor mounting made from galvanized steel (cold or hot galvanizing), stainless steel is upon request. The frame is frictionally intrinsically safe non-electrical equipment with IIGb and IIIDb level of protection.

- Internal volume - 0.55 m3.
- The enclosure consists of 2 parts (1 section - 896х701х684 mm) made from aluminum silicon alloy.
- Dual access simplifies the mounting and equipment operation.
- The flange in the enclosure ensures that the cover will tightly adhere to the enclosure.

Example of assembly of automatic transfer switch cabinet (800A)

On the base of HALK enclosure
Assembly of several enclosures
On the base of HALK enclosure
Dimensions, mm 1490x774x1850
Mass, kg 477(without frame), 573(with frame)
Access dual
Assembly of several enclosures
Dimensions, mm 5000x500x2500
Mass, kg 1087(without frame), 1255(with frame)
Access single

Full production cycle starting from the design, casting molds and assembly of finished products is performed at the explosion-proof equipment plant “ZAVOD GORELTEX” Co. Ltd. in the territory of the Russian Federation.

The “X” sign placed after Ex-marking indicates that it is prohibited to use this equipment in hazardous mixtures of acetylene and air.

Scope of application - hazardous indoor and outdoor areas in accordance with explosion protection marking, GOST 30852.13-2002 (IEC 60079-14:1996) and areas hazardous with combustible dust ignition, as per GOST IEC 61241-3-2011, dangerous production facilities of I, II, III, IV hazard classes under supervision of Rostekhnadzor and national supervisory bodies of the CU and the CIS countries.

HALK is the registered trademark in the territory of the Russian Federation.