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r oc I 10 199611PUCIc rEclirraLaU iE � �r� '��L:,�g � 151 0 Q This manual should be available to the 2- Technical data operating personnel all the time The in- structions should be read carefully before The various blower types as well as their installation and startin operation if strict technical data may be taken from our cata- notice is given to these instructions the logue „Elektror High Pressure Blowers" blower will operate faultlessly for years 3. Installation 1. General remarks 31 Check all parts for damage during Elektror high pressure blowers are made of transportation. sturdy, light-weight cast aluminium the 3.2 Elekirical connection is to be carried impellers from sheet aluminium respectively out according to the wiring diagram in from sheet steel the terminal box by skilled labour only. They are designed for conveying medium The respective VDE regulations and air volumes at high flow resistance the directions of the local power supply company are to be complied with The use of the units for aggressive and 33 Protection of motor by overload swatch, toxid media, for air of extremly high permuted max current see rating plate ' humidity as well as for media temperatures 34 Electrical connection diagram 1 ; exceeding 80°C is limited only and subject j to clarification with the company Convey- ing of explosive gases is not permitted If the medium to be conveyer contains Connection of three phase units solid particles or other pollutions, they are to be removed before entering the blower by installing a filter on the intake side Open discharge or intake ports should be fitted ` with suitable wire mesh guards Attention W1 w �+ A should be given to careful and regular cleaning or replacement of clogged filters i L f as the indicated performance data cannot Li U fi a} tL3 be guaranteed otherwise. (�� ( With blowers the performance curves of 6-connection Y-connection x P t which are limited in the higher volume lower voltage higher voltage range, care must be taken so as not to exceed the indicated maximum volume flow in order to avoid an overload of the motor. If the resistance of the connected systems 35 Control of the correct rotational direc- t is too small a reduction of the volume flow tion of the impeller is to be made by the is possible by fitting a throttle flap The units air flow The direction of the air flow ' have to be installed in weather-protected must be in accordance with the arrow places on the blower housing Reversing of the direction of rotation Provisions should be made for sufficient with three phase a c is possible by motor cooling The permitted maximum Interchanging two wires (see connec- temperature of conveyed medium and sur- tion diagram) roundings is 40°C If equipped with a tem- 36 Mechanical connection of the blower perature barrier the maxiumum temperature of the conveyed medium is 180°C The units should be mounted horizontally only 1 i i