Swiss Rotors RT Series Manual Download | Manualshive

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Energy

Recovery

Wheel

OPERATION AND

MAINTENANCE

VERSION 3.0.0

www.swissrotors.com

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Summary of Contents for RT Series

Page 1: ...1 Energy Recovery Wheel OPERATION AND MAINTENANCE VERSION 3 0 0 www swissrotors com ...

Page 2: ... Construction 4 2 2 Serial number identiﬁcation 7 3 TRANSPORTATION 9 3 1 Packing 9 3 2 Atdelivery 9 3 3Lifting 10 3 4Movingatsite 10 3 5Storage 10 4 INSTALLATION 11 4 1Pre installationassumptions 11 4 2Motorconnection 11 4 3 Purge Sector installation 13 4 4 Proﬁle Adapter Installation 15 5 BEFORE START UP 15 5 1 Start up checklist 16 6 MAINTENANCE 16 6 1 Safety 16 6 2 Energy Recovery Wheel 16 6 3 ...

Page 3: ...ee Factory warranty shipped with unit does not apply to units improperly installed or improperly operated Failure to adhere to the guidelines on this page can result in severe personal injury death or substantial property damage If the information in this manual is not followed exactly it could result personal injury death or substantial property damage Do not connect the device to the power suppl...

Page 4: ...ss Rotors energy recovery wheels In exceptional circumstances differences will be noted This document is a property of Swiss Rotors licensors or aﬃliates protected by international trademark and copyright laws Swiss Rotors constantly develops its products and this document is subject to change without notice 2 PRODUCT DESCRIPTION 2 1 Construction Swiss Rotors produces two series of rotary heat exc...

Page 5: ...5 Figure 2 Rotary Heat Exchanger construction ...

Page 6: ...d sensible heat Whole area of matrix takes part in latent heat recovery Fast moisture recovery and antimicrobial properties Hygroscopic Enthalpy Wheel E Monolith energy recovery wheel One layer of coated aluminum 196mm width in RT and 96mm width in SF and one layer of uncoated aluminum joined alternately Sensible heat and moderate latent recovery Non hygroscopic Sensible Condensation Wheel C Monol...

Page 7: ...vidual serial number Using serial number for product identiﬁcation is the fastest and most accurate method By serial number we are able to identify your product and answer your question effectively It will also allow for the proper spare parts selection in case they need to be replaced While contacting our company make sure to have your serial number in sight Additionally each Rotary Heat Exchange...

Page 8: ...8 Figure 2 5 Additional labels on SF Rotary Heat Exchangers ...

Page 9: ...aped with warranty seal before shipment Warranty is void if the warranty seal is broken or missing At the time of delivery you should do the following Check the condition of the package carefully in the presence of a shipping company representative before delivered parcel will be accepted Look for any signs of transportation damage Our rotary heat exchangers are precisely and tightly secured for t...

Page 10: ...r some reason transportation belts have not been attached at the top of your rotary heat exchanger contact Swiss Rotors support Remove the belts after installation Attach transportation hooks to both belts Fig 7 Use hooks with additional safety clips to prevent accidental fall Make sure your hooks with belts are adapted to lift the weight of the exchanger Use only professional transport utility En...

Page 11: ...Proﬁle should divide and separate counter ﬂowing air channels Make sure that the air handling unit channels will supply the air to the exchanger evenly For horizontal installation it is necessary to apply centre support beneath the wheel Secure the unit ducts and area below the desired installation location from falling Exchanger need to be installed in a way enabling seamless execution of future ...

Page 12: ...pre set it is forbidden to interfere in the assembly of the motor and gear without previous arrangements with the manufacturer or Swiss Rotors service support All motors are pre set for desired constant RPM of wheel If rotation control is required either use EC motor with integrated rotation controls or use AC motors with external controller or frequency inverter Motor should be easily reachable T...

Page 13: ...e choose the proper mounting position Sector can be located on the side of fresh air supply only and exclusively Bearing in mind the airﬂow and rotation direction of the rotary wheel please refer to the following illustrations presenting possible ways of proper purge sector installation Reverse assembly is incorrect and will cause the sector to block the fresh air inlet instead of preventing airst...

Page 14: ...e surface of the rotary wheel Keep the proper distance to prevent failures Firmly attach the purge sector to the proﬁle with the previously unscrewed mounting screws cannot scratch the surface of the rotary wheel Keep the proper distance to prevent failures Firmly attach the purge sector to the proﬁle with the previously unscrewed mounting screws Figure 4 3 Installation of the purge sector Figure ...

Page 15: ...the wheel with your bare hand While turning the wheel pay attention to whether the exchanger generates any unnecessary metal sounds or rubs against the casing parts The only acceptable noises should be generated by brushes and sealing which are in direct contact with the casing and wheel surface Inspect condition of sealing and brushes Swiss Rotors wheels come with non contact sealing covering who...

Page 16: ...the right position depending on airﬂow Check the wheel as often as possible for the ﬁrst 12 hours Standard inspection intervals are described in the follo wing Maintenance chapter 6 MAINTENANCE 6 1 Safety Fully disconnect the device from the power supply before carrying out any service operations All electrical work should be carried out by qualiﬁed staff only Incorrect electrical connection can r...

Page 17: ...wisted or ﬂipped at any point Tension of the belt is not too loose no deviation from the axis of adhesion Sealing of the wheel is tight on the whole circumference of the wheel Sealing is not rolled up or punctured There are no visible signs of loose connections on the entire heat exchanger Casing is ﬁrmly attached to the AHU exchanger does not move unintentionally inside the system Motor works smo...

Page 18: ...ls VOCs will cause the contamination to build upon the energy wheel surface causing clogging of the air channels Swiss Rotors recommends following methods of cleaning Brush cleaner or vacuum cleaner for small amount of dust deposit which is easy to remove Air compressor burst Use precaution with keeping an appropriate distance between matrix and compressor nozzle Too much pressure can easily damag...

Page 19: ...tongue of the segment to remove and twist it to release the segment from the chain Disconnect the belt in that place Remove the desired amount of segments to increase the belt tension Connect the shortened belt ends with each other by inserting the protruding tongue through the hole of the other half of the belt Grab the second tongue and similarly insert it through the second hole this time use t...

Page 20: ... the inner surface grove of the pulley wheel of the motor To obtain such arrangement belt will rotate towards the motor see Fig 6 8 Make sure that the belt is installed in the right manner Fig 6 7 presents the properly arranged belt inside the rotary heat exchanger Take a note that the ﬂat surface of the belt as well as the proper rotation direction of the belt is indicated by the small arrow visi...

Page 21: ...ire product if properly used and maintained If sealings are damaged please contact our service immediately A damaged seal may cause eﬃciency deterioration mixing of an air ﬂows and unwanted leakages in the system especially in environment with hygienic requirements Figure 6 10 Examples of broken and incorrectly ﬁtted sealings To install the new sealing it is obligatory to start with cutting off th...

Page 22: ...ey adhere to the surface of the wheel matrix Over time the brushes may lose their cleaning properties and it will be necessary to replace them or simply change their position on the proﬁle In order to adjust their position unscrew them with cross screwdriver and place properly 6 7 Purge Sector Purge sectors are maintenance free but their condition rigidness and cleanliness must be checked every ye...

Page 23: ...ee proper locking of the pulley wheel Figure 6 15 Proper placement of the pulley wheel on the motor shaft Figure 6 16 Use 2 5mm Allen key to lock unlock the pulley on the shaft Motor is attached to the holder by the hex soc ket M5x20 bolts holding the motor on the holder 7 FROST CONTROL When outside air temperature drops below 0 C condensate water on the wheel matrix may start to freeze and will c...

Page 24: ...nsible type of wheels In case of supply air being saturated wheel will reach their point of incapability to pick up any more moisture This excess water will be present in a form of liquid condensate of droplets All parameters and processes can be determined and simulated via psychrometric Mollier charts showing the differences between sensible and enthalpy wheel behaviour and changes happening dur...

Page 25: ...25 Figure 7 4 Sensible wheel operation with excess water which turns into frost example Figure 7 5 Sorption wheel operation with excess water which turns into frost example ...

Page 26: ...ncy graph excess water which turns into frost example Avoid Frost Formation Total energy wheel is allowed to operate at full recovery on very cold days thereby providing for maximum humidiﬁcation recovery Reducing the wheel speed to decrease temperature recovery also reduces the latent recovery However it is very important to note that lowering the motor RPM is not the recommended solution Motor l...

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