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Operating instructions
Direct-driven radial fans with Normmotor Ex - geschützt
/ Contents
1.
2.
/ Description......................................................................... 4
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4.
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5.
/ installation ............................................................................. 6
6.
7.
8.
/ repair .....................................................................................13
9.
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Customer Service, Address of manufacturer .................................... 16
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This operation instruction contains important technical advice and information about
safety. Therefore please pay attention to this operating manuel before unpacking, in-
stallation or any other work is undertaken on this fan.
Ex-
EHND Ex / ERND Ex
/ Safety ..................................................... 2
/ Condition of use ......................................... 4
/ Storage, Transport ............................ 5
/ operation .................................................................... 9
/ Maintenance ...................................................... 10
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/ appendix: weight chart.................. 16
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2 8 0 4 1 1 4
+ 3 8 0 4 4 2 5 5 1 9 4 9
+ 3 8 0 4 4 4 2 8 1 4 1 4
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Summary of Contents for Rosenberg EHND Ex
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Page 1: Table Of Contents
Operating instructions Direct-driven radial fans with Normmotor Ex - geschützt EHND Ex / ERND Ex / Contents . / Page / Safety ............. 2 / Description................. 4 / Condition of use ......... 4 / Storage, Transport ......5 / installation ................6 / operation .............. -
Page 2: Safety
Operating instructions Direct-driven radial fans with standard motor explosion proof / SAFETY / Industrial Safety Symbols The following symbols refer to particular dangers or give advice for save operation. Caution! Danger! Safety Advise " " Danger from electric current or high voltage! Explosive atmosphere! Crush Danger &... - Page 3 "& &' # &! Rosenberg Ex-protected fans are produced in accordance with the latest technical standards and our quality assurance program which includes material and function tests ensures that the final product is of a high quality and durability. Never the less these fans can be dangerous if they are not used and installed cor- rectly, according to the instructions.
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Page 4: Description
Operating instructions Direct-driven radial fans with standard motor explosion proof / DESCRIPTION !. % „e“, T3 ( T4 IP 54 / F & 200) 225) . 90° . ' & Ex - protected high performance fans are especially developed / maufactured for the use in areas containing explosive mediums. -
Page 5: Storage, Transport
Operating instructions Direct-driven radial fans with standard motor explosion proof Ex - protected radial fans with a Normmotor are suitable to draw − clean air − air with very little dust and grease content − slightly aggressive gases and vapour (please refer to our engineers) −... -
Page 6: Installation
Operating instructions Direct-driven radial fans with standard motor explosion proof & % " '( " # " & Danger ! Do not step under hanging loads! 5 / INSTALLATION " Installation and electric works only by skilled and qulified personnel and in accordance to health and saftey regula- tions! DIN 31001 DIN 24167. - Page 7 Operating instructions Direct-driven radial fans with standard motor explosion proof Do not bend fans! • Installed in any position At positions installed where things may fall into the cooling wing of the motor there must be a protection guard. • Use only selfsecuring screws. •...
- Page 8 Operating instructions Direct-driven radial fans with standard motor explosion proof • • ( • . 2-! & ! • Before control of direction of rotation − Remove any foreign matter from the fan. − Turn Impeller a few revolutions to test light - duty −...
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Page 9: Operation
Operating instructions Direct-driven radial fans with standard motor explosion proof 2 0 / OPERATION & & * & ! & &'( " & - → → → → Operation of the fan only through qualified and supervised workers under the known references! Only commence operation when it is installed in accor- dance with references ! The fan is designed for long term S1 operation. -
Page 10: Maintenance
Operating instructions Direct-driven radial fans with standard motor explosion proof & − • Prepare fan for first operation − correct mechanical installation − electrical installation in accordance with regulations − remove foreign matter from inlet and outlet area and from inside of fan −... - Page 11 Operating instructions Direct-driven radial fans with standard motor explosion proof &' " & ! ) & "& & & & " % " % 900 min 40000 1400 ! ) ! 30000 2800 min ! ) ! 15000 ! ) ! At normal operation conditions our fans are maintenance free.
- Page 12 Operating instructions Direct-driven radial fans with standard motor explosion proof − do not flood motor! do not bend impeller, blades! − Install protection guard • ( • After the life time lubricant inside the bearings is used up the bearings must be exchanged in accordance to the maintenance instructions of the motor manufac- turer.
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Page 13: Repair
− Wait until impeller is stationary! Make sure that a restart is not possible! − &( " Only use original spare parts manufactured and supplied by Rosenberg! • − − − , . . − −... - Page 14 Operating instructions Direct-driven radial fans with standard motor explosion proof " • − − − − − − • “" “ ) − • Change Impeller − dismount protection guard − remove safety bolt from shaft − losen impeller In no case losen the impeller by hammering the impeller off the motor shaft damage of the bearings and motor are possible install new impeller −...
- Page 15 SERVICE, ADDRESS OF PRODUCER & „Rosenberg“ Rosenberg - products are subject to steady quality controls and are in accor- dance with valid regulations. In case you have any questions with regard to our products please contact either your constructor of your air handling unit or handling unit or directly to one of our dis- tributors.
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