· The Vacuum limiter do not have a potential ignition source. · The ATEX Directive 2014/34/EU does not apply to this product. · The product may be used within the Ex area. Applied harmonized standards, in particular. Explosive atmospheres - Explosion prevention and protection - part 1 : Basic DS/EN 1127-1:2011 concepts and methodology DS/EN ISO 80079-36:2016 Explosive atmospheres - Part 36: Non-electrical equipment for explosive atmospheres - Basic method and requirements The standards are used to the extent it is relevant to the product. The product must not be used before the complete system, which it must be incorporated in, has been conformity assessed and found to comply with all relevant health and safety requirements of 2006/42/EC and other relevant directives. The product must be included in the overall risk assessment. Viborg, 21.05.2019 ________________________________________ Jan S. Christiansen – Manager, Technical dept. DOC4002F DOC4002F E-Mail info@samson-pumps.com Samson Pumps A/S Petersmindevej 21 www.samson-pumps.com Phone | +45 87 50 95 70 DK-8800 Viborg...
1.3 Functional description The SAMSON vacuum limiter is exclusively designed for SAMSON liquid ring pumps! The SAMSON Vacuum Limiter Valve is designed to control the pressure (vacuum) level and to avoid cavitation in the pump. The Vacuum Limiter Valve is installed when the suction line may force the pump to operate below the cavitation limit.
3 INSTALLATION & ADJUSTMENT 3.1 Installation • The vacuum limiter may not be installed if it is damaged. • Repair of vacuum limiter used in Ex zones is not allowed. • Install the vacuum limiter on the suction line by using the 1” BSP thread. •...
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SAMSON PUMPS Samson Pumps is the only company in the world to specialise exclusively in liquid ring vacuum pumps. Samson pumps are made in Denmark and used around the globe. We offer worldwide delivery, and we export to more than 80 countries around the world.