Reduction for inlets type R-WMg


Redukcja do wpustów typu R-WMg


Reduction for inlets type R-WMg-* are intended for use in flameproof transformers and other devices. They are accessories that enable the reduction of cable entries Ø90.00 mm and the use of cable inlets type WMg with metric thread (M38x1.5 or M48x1.5) or inch thread (G 1 1/8 “or G & nbsp; 1 & nbsp; 1/2”).


Technical parameters of the reduction R-WMg:

Working temperature range of cable inlets-20oC ÷ +80oC
Level of securityIP 54
Relative humidityup to 95 %
Work locationany
Environmentmoderately chemically aggressive
Feature of explosion-proof constructionEx dI/IIC
Designation according to ATEXI M2, II 2GD


Reduction series R-WMg:

Type of reduction Type of used inletCable outer diameter[mm]ExecutionKeyway dimensions (diameter)[mm]Key slot dimensions (thread)Gasket dimensions[mm]
R-WMg-1WMg-1Ø15 – Ø171Ø20+0,5G 1 1/8”Ø18+0,5
Ø17 – Ø192Ø20+0,5
R-WMg-2WMg-2Ø19 – Ø211Ø24+0,5G 1 1/2”Ø21+0,5
Ø21 – Ø232Ø23+0,5
R-WMg-1aWMg-1aØ15 – Ø171Ø20+0,5M38x1,5Ø18+0,5
Ø17 – Ø192Ø20+0,5
R-WMg-2aWMg-2aØ19 – Ø211Ø24+0,5M48x1,5Ø21+0,5
Ø21 – Ø232Ø23+0,5



Reducers for cable glands type R-WMg- * have a type examination certificateWE: OBAC 09ATEX012U  from 31.03.2009r. made by OBAC – Ośrodek Badań, Atestacji i Certacji Sp. z o. o. 

Center for Testing, Attestation and Certification OBAC Sp. z o. o., Notified Body No. 1461 in accordance with Article 9 of Directive 94/9 / EC of 23 March 1994, confirms that the part or subassembly being the subject of this certificate meets the essential safety and health requirements for the design and construction of equipment and protective systems intended for use in potentially explosive atmospheres listed in Annex 2 to Directive 94/9 / EC (Chapter 2 of the Ordinance of the Ministry of Economy of December 22, 2005, Journal of Laws No. 263, item 2203)

The basic requirements of safety and health protection were implemented by meeting the requirements of the following standards:

  • PN-EN 60079-0:2006
  • PN-EN 60079-1:2008

Reduction for inlets type R-WMg-* are marked with:

I M2 Ex d I



Download the catalog card:

Reduction for inlets type R-WMg

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