Flender coupling types pdf evaporative cooling

An introduction to coupling selection for pump applications. Homepage insight 5 causes of motor failure and how to prevent them. These operating instructions apply generally to fludex couplings of the fa series. Flender standard couplings flexible couplings rupex series general information siemens md 10. Operators and users must not make any changes to the coupling themselves over and above the treatment. The variable speed drive has a component and a base for generating heat during operation. With modern technology, they provide reliability down to.

If a dimensioned drawing has been made out for the coupling, the data in this drawing must be given priority. Evaporative cooling design guidelines manual for new mexico schools and commercial buildings. Two types of space loads affect building humidity and temperature. Cisco c3kxpwr1100wac server power supply wsc3750xwsc3560x switches, server rack psu. The picture on the left shows a split coupled inline pump. Flender standard couplings eriks 2015 by eriks nederland.

Elastic flender couplings are mateable and easy to assemble. With our coupling programme, which includes torsionally rigid and torsionally flexible shaft couplings and overload protection, we can offer the optimum coupling solution across sectors and for almost any application. Flender couplings the coupling range high quality based on. The torsionally flexible coupling damps both impacts and vibrations and can boast a high degree of economy as well as easy assembly. Flender is a manufacturer of industrial and maritime gearboxes for almost any power application. Single and twolevel balancing for discoid bodies such as brake disks, coupling hubs socalled singlelevel balancing is carried out. Performing visual inspections, checking for signs of wear or fatigue, and cleaning couplings regularly.

Coupling zzw consisting of coupling 1, intermediate shaft, coupling 2 coupling 1. A closeup of the interior coupling mechanism is shown on the right. With modern technology, they provide reliability down to the minute. As well as the transmission of rotary motion and torque, other requirements may be made of the coupling. Couplings which do not have a ce marking must not be used in potentially explosive areas. The indirect evaporative cooler air is drier, and can be recirculated past the heat exchanger. Enquire neupex marine suppliers on shipserv pages, the worlds number one marine supply directory.

Siemens flender pin coupling neupex type a complete. For many applications a coupling balance quality of g 16 is sufficient. Neupex ds couplings can be used universally in the whole field of mechanical engineering. Evaporative cooling operates using water and air as working fluids. Flender couplings the right coupling for every application. The role of quick disconnect couplings in liquid cooling. Vbelt pulleys provide maximum friction and torque in compatible vbelt drive systems. The online exhibition for equipment and components which puts suppliers and buyers around the world in direct contact. Nrel has developed the novel concept of a desiccant enhanced evaporative air. The coupling range bipex neupex standard neupex ds rupex rwn rws elpex b elpex s elpex standard fludex zapex zw zapex zi arpex arp6 arpex ars arc arpex arw46 arpex art6810 brochure as per 112007 md 10. Flender couplings for almost all industrial branches. Login registration as an already registered user simply enter your userame and password in the login page in the appropriate fields. Flender is mostly known for their gearbox and transmition solutions in the cement, materials handling, rubber and plastics, wind energy and power industries. Gear coupling the purpose of the gear coupling is to connect two independently supported shaft trains and transfer the torque, compensating relative angular, radial and axial displacement of the shafts occurring in operation.

The primary functions of a flexible coupling are to connect two shafts, transmit power from a driver shaft to a driven shaft and accommodate the misalignment between them. There are variations and combinations of these two basic types of. Commercial motors and industrial motors are designed to keep specific systems and equipment running, including residential hvac systems, farm equipment, pumps, and vacuum systems. Flender offers you a wide range of high quality industrial couplings for nearly every application. Desiccant enhanced evaporative airconditioning devap nrel. Ventilation female couplings official vents website. The torque is transmitted through the coupling teeth.

Checking and changing lubricant regularly if the coupling is lubricated. Flender standard couplings introduction siemens md 10. On drives susceptible to vibration the balance quality should be g 6. Customized hub designs are described after the types.

The coupling is to be installed and operated only within the scope of conditions laid down in the supply contract. Flender couplings are offered at attrac tive prices with. The couplings must have a ce marking for marking, see item 2. After logging in you will see your user specific settings and prices as well as having other functions at your disposal. Flender gearbox technology is in use in thousands of applications worldwide, including. Evaporative cooling food and agriculture organization of the. In metropolitan areas people are continually on the go. In this case this title page diverges from that published on the internet.

As one of the most important manufacturers of mechanical couplings siemens offers the most varied types and numerous sizes and assemblies of the highly standardised flender couplings. Light rail vehicles are reliable and increasingly replace cars as the means of transportation. Vbelt pulleys are for use with vbelts to transfer motion from motors to belts, fans, and pumps. Danger risk of explosion risk of explosion when using unsuitable components in potentially explosive areas. Use the coupling or coupling with addon brake disk andor brake drum only for approved zones and equipment groups. There are many different styles of evaporative coolers.

Depending on national regulations, coupling and clutch components may have to be disposed of separately or separated for recycling. The design will depend on the materials available and. Fluid flowing through the passage cools the component, and the base is made by an injection molding process. They are particularly used in sensitive machines where input and output side are to be disconnected upon failure of the flexible elements or where the coupling must be maintenancefree. Couplings tracking the causes of coupling failure plant. Sep 09, 2014 the lq4 valve technology was developed for liquid cooling applications and makes it possible for the coupling to withstand long periods of time in the connected state with ultrareliable protection from drips at disconnect, says dennis downs, business unit manager, specialty industrial markets.

Theyre found on almost every small to midsized pump installed due to their quick and easy installation and their innate ability to absorb all types of shock, misalignment, and end float. Buy pulley and sheaves for electric motors at discount prices. The present invention relates to a cooling member for a variable speed drive. An evaporative and desiccant cooling system for air conditioning in. The torsionally flexible shaft coupling from walther flender is equipped with flexible coupling packages that in the case of type a can be exchanged without the need to move the shafts axially. Neupex couplings are designed on the modular principle and have a very simple construction. Vbelt pulleys sheaves and pulleys grainger industrial. A critical component for liquid cooling reliability one of the critical components in liquid cooling systems is the quick disconnect coupling. Flender manufacturers the sig standard industry gear and sip planetary gear unit ranges. The supply comprises couplings in a torque range between 10 and 10,000,000 nm. A coolant pump system driven by an electric motor mounted inline with the pump shaft to the pump housing.

The coupling described below may be used in potentially explosible areas. Hydronic hvac pumps typically have one of the following types of couplers. Further applicationrelated coupling types are available. The wear indicator must be attached to the outside diameter of the coupling after the coupling has been fitted. Our compact steel couplings provide highly precise transmission of high torques especially under harsh operating conditions and at extreme temperatures. Elastomeric couplings are the most common coupling used today.

Operating instructions 5019 coolingtower gear unit. The base has a surface for receiving the component and a channel for receiving the channel and fluid formed on the surface. Couplings specifically for liquid cooling applications. An evaporative cooler is a device that cools air through the evaporation of water. The elastomer element compensates for shaft misalignment and absorbs impacts from the motor or work machines. For information on cleaning the coupling parts and shaft ends, as well as fitting the hub parts and the adaptor, refer to operating instructions ba 8704 or ba 8700. H sizes 4 to 22 b3hh b3kh b3dh t3hh t3kh t3dh b3fh t3fh b3sh t3sh a. Flender couplings narpex 8714en operating instructions arn6, arn8, arn10 edition 062019 introduction 1 safety instructions 2 description 3 application planning 4 assembly 5 commissioning 6 operation 7 maintenance 8 service and support 9 disposal 10 spare parts 11 technical data a quality documents b. Flender gear units range flender has developed 25 sizes across seven types of both helical and bevelhelical ge. Oil and gas installation vessels jackup rigs cooling towers air condensers power generation. The teeth are crowned, so angular displacement per tooth plane is. Zapex zn gear coupling types further applicationrelated coupling types are available.

All torque transmissions distributes the entire range, with delivery ex europe. Only in special cases is a better balance quality required. They have vshaped grooves that correspond with vshaped belts to prevent slippage and misalignment. Motor supplies are used to repair and maintain motors, improve their efficiency, mount them in place, and adapt them for use in specific tasks. They either originate from a wide standard coupling range or are applicationspecific solutions. The coupling is designed only for the application range stated in the product catalogues see chapter 1.

Siemens offers you a comprehensive range of couplings certified to the latest atex directive. Coupling maintenance is generally a simple matter, requiring a regularly scheduled inspection of each coupling. Jual distributor flender neupex coupling type h pt duta. The more complex the drive train, the more specific the demands placed on the individual drive components. The system minimally includes a pump body having a bore therein, a coolant pump impeller, a pump shaft passing through the bore and having the impeller mounted on one end thereof, and a bearingless seal shaft assembly disposed in the bore which prevents coolant from leaking out of the. Split couplers this is a solid metal coupler that connects the pump shaft to the motor shaft. Dimension sheets for and information on these are available on request.