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08099901

      

 5 

1.0 Introduction 

 
This manual is valid for variated models of HVAC designed for explosive areas. 
 
The  purpose  of  this  document  is  to  introduce  a  reader  to  installation,  operation  and 
maintenance procedure and most importantly to general safety precautions, which are not 
necessarily  related  to  any  specific  part  or  procedure,  and  do  not  necessarily,  appear 
elsewhere  in  the  publication.  These  precautions  must  be  thoroughly  understood  and 
applied to in all phases of operation and maintenance.  
 
Descriptions  in  this  manual  are  generic  and  are  not  project  specific  Pictures  may  show 
other equipment and options than in the actual project. 
 
 

Содержание EF Series

Страница 1: ...to third parties of this manual or part of it in any form is not permitted without prior written authorisation of the proprietor IOM INSTALLATION OPERATION AND MAINTENANCE MANUAL FOR EF DUCT HEATERS...

Страница 2: ...installation period 9 5 2 Preservation during the installation construction period 9 5 3 Suggestion for preservation specification record 11 6 0 Installation instructions 12 6 1 General 12 6 2 Special...

Страница 3: ...arning notice representing the highest degree of danger will be used A notice warning of injury to persons with a safety symbol may also include a warning relating to property damage Qualified Personn...

Страница 4: ...ANT These instructions should be read thoroughly before installation and operation All warnings and precautions should be observed for both personal safety and for proper equipment performance and lon...

Страница 5: ...Arrangement Drawing HVAC Heating ventilation Air Conditioning IOM Installation Operating and Maintenance Manual JB Junction Box VLE Fan heater with integrated controls for temperature control VLEx Fan...

Страница 6: ...t importantly to general safety precautions which are not necessarily related to any specific part or procedure and do not necessarily appear elsewhere in the publication These precautions must be tho...

Страница 7: ...tified transmitter Ex ia IIC T4 T6 Ga end user applies barrier reset must be done by hand Temperature sensors are placed at the highest temperature areas of the heating bundle In case of no airflow th...

Страница 8: ...e mass loaded on the pallet Where feasible the top surface of the pallet must be flat The pallet must be tight on all sides with steel or synthetic straps on each side Bolts clamps supporting beams et...

Страница 9: ...packing is easily moved either by forklift or by use of crane handled by authorised personnel For lifting lugs see GA For weight see GA or rating plate For COG if any see GA CAUTION Heating elements...

Страница 10: ...rage and has been transported to its intended location of installation or to connect the anti condensation heater after which the packing must be resealed Storage preservation measures are immediately...

Страница 11: ...n Remove debris from cable installation activities at once Take precautions to avoid any small pieces of a conductive nature from being left in the termination enclosures Under no circumstances may th...

Страница 12: ...then the supplier must be contacted for advice regarding renewal of the desiccant bag 5 12 Check the paintwork 6 12 Check that there are no visual damages to the equipment 7 12 Verify that the general...

Страница 13: ...ater Installation Before unpacking the equipment ensure that all items are available and that all crates or packages are in good condition and undamaged Any damages must be reported to the site manage...

Страница 14: ...again 10 C continue this procedure until TSH cuts off the heater Adjust the TSH scale up with10 C and add the difference between the inlet Test the heater with full load and switch off airflow TSH mu...

Страница 15: ...secured 4 The electrical connections have been performed in accordance with the relevant regulations and wiring diagram 5 The heater has been properly installed and all studs and nuts are properly tig...

Страница 16: ...ected e g for avoiding electrostatic discharge 4 Monitoring systems have been actuated e g Flow Monitoring and Overheat Protection 5 The medium to be heated is in accordance with the heater design At...

Страница 17: ...lements for damage 2 Check the insulation resistance of the heating elements Connect the Megger to an earth bolt and one of the phases U1 V1 or W1 If the measured value is less than 2 Mega ohms each h...

Страница 18: ...Change desiccant bag in the storage period Cleaning interior and exterior with compressed air Electrical system Measurement of Ohm values according to test record max deviation 10 Checking the wiring...

Страница 19: ...problem is not listed or it is not eliminated by listed corrective measures immediately contact JEVI A S for assistance Problem Possible cause Possible correction Heater Resistor failure Loose bus bar...

Страница 20: ...1 0 Disposal instructions Equipment containing electrical components shall not be disposed together with domestic waste Collect separately with other electrical and electronic waste according to local...

Страница 21: ...08099901 20 Notes...

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Страница 24: ...08099901 23 JEVI A S Godth bsvej 7 DK 7100 Vejle T 45 75 83 02 11 jevi jevi dk www jevi com 08099901 06 2020...

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