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Instruction manual
Wet Separator
NA 7-11
06.2014
Caution! Please do not use the equipment until you have read this instruction manual!
Translation of the original instruction manual

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Summary of Contents for Ruwac industriesauger NA 7-11

  • Page 1 Instruction manual Wet Separator NA 7-11 06.2014 Caution! Please do not use the equipment until you have read this instruction manual! Translation of the original instruction manual...
  • Page 2: Table Of Contents

    Liquid consumption Intended use Improper use Classification by dust class Setup and function NA 7-11 Standard NA 7-11 with peripheral equipment Technical specifications Accident prevention Commissioning Establishing potential equalisation Switching the industrial vacuum system on and off Filling with liquid...
  • Page 3: Introduction

    We will be glad robustness and long service life. to help. Ruwac Industriesauger GmbH Telefon: 0 52 26 - 98 30 - 0 Telefax: 0 52 26 - 98 30 - 44 General instructions...
  • Page 4: Health And Safety

    3. Health and safety 3.1 Information on health and safety The equipment must be inspected at The Ruwac wet separator is a state-of- regular intervals in accordance with the-art product and is safe to operate. Read the instruction manual German safety regulations BGV A3. However, the safety of this equipment carefully before installing or Observe the warning signs on the...
  • Page 5: Safety Precautions

    (e.g. during a break in work or when the suction hose is blocked). Suction of a non-homogenous materi- als is prohibited, lest chemical reac- tions between them occur. WARNING! On finishing work, ALWAYS store the NA 7-11 in a well-ventilated area. Risk of explosion!
  • Page 6: Cleaning

    3. Health and safety 3.3 Transportation 3.5 Assembly 3.7 Servicing The user must ensure that... The user must ensure that... The user must ensure that..the equipment has been cleaned ... the floor on which the wet separator ... maintenance is only carried out on before it is transported.
  • Page 7: Zones

    3. Health and safety 3.9 Zones Flammable gas caused by chemical reactions (e.g. liquid / aluminium dust) may develop in the separator whilst it is switched on and whilst it is idle. Zoneneinteilung - Größtmögliches Gefährdungspotential Degasification valve Degasification valve Zone 1 Zone 2 Within an area r = 100mm...
  • Page 8: Applications And Use For The Intended Purpose

    4.2 Liquid consumption The vacuumed material is drawn separator positioned in the suction air If the NA 7-11 is operated with a water through a suction connection into the stream and drips into the liquid con- seal, the water consumption at an air wet separator.
  • Page 9: Classification By Dust Class

    4. Applications and use for the intended purpose 4.5 Classification by dust class The NA 7 - 11 wet separator is fitted with three dust class M filter cartridges. Zone 22 Dust class H cartridges are available as an option. Wet separator suitable for intake of flammable dust in zone 22.
  • Page 10: Setup And Function

    5. Setup and function 5.1 NA 7-11 Standard Housing sheet steel Vacuum gauge Cover sheet steel Feet Liquid container, 7 litre capacity Noise level with soundproofing 7.1 Moisture separator Noise suppressor 7.2 Filter cartridges, 3 x 0.1 m Shut-off valve Ø30 mm Hose connection Ø30 mm...
  • Page 11: Na 7-11 With Peripheral Equipment

    5. Setup and function 5.2 NA 7-11 with peripheral equipment Housing sheet steel 12.2 Steering castor Ø75 mm 54.1 Degasification valve Cover sheet steel Push handle 54.2 Vent Liquid container, 7 litre capacity 16.1 Locking lever Accessories box 7.1 Moisture separator 16.2 Lifting mechanism...
  • Page 12: Technical Specifications

    6. Technical specifications Drive type: Single-phase AC Motor power (kW): Voltage (Volts): Power consumption (Amps): Protection class: IP65 Frequency (Hz): Housing: Sheet steel Sound pressure level, SPL (dB (A)): Air flow rate (m /h): Sustained vacuum (mbar): - 145 Short period vacuum (mbar): - 235 Bypass air valve: Vacuum Monitoring:...
  • Page 13: Accident Prevention

    7. Accident preventionr The wet separator has the following hazard prevention features: 1. Guards, mechanical hazard 2. Electrical hazard protection 3. Protection against protection hazardous media All moving parts have fixed guards All live components on the unit are Risk of explosion associated with gas which are securely fastened and can insulated or covered with fixed, formation: Installation of a degasifica-...
  • Page 14 8. Commissioning / Operation Always wear suitable protective clothing appropriate to the vacuum medium. 8.1 Establishing equipotential bonding (when and earthing clip / angle socket is available) Attach the earthing clip to the metal Connect the angle socket to the pro- part of the suction connection.
  • Page 15: Filling With Liquid

    8.3.2 Topping up with liquid Use the viewing panel to monitor the OPTIONAL: Fill the liquid directly into the liquid If the NA 7-11 if equipped with a warn- container level of the liquid. ing light, this will light up to indicate a low liquid level in the wet separator.
  • Page 16: Emptying / Cleaning

    9. Emptying / Cleaning 9.1 Emptying / cleaning the container The container must be emptied and In this case, either the filters or mois- The container should also be cleaned cleaned when the pointer of the vacu- ture separator is dirty, or the container once the MINIMUM level has been um gauge is above the factory set contains sludge.
  • Page 17 9. Emptying / Cleaning Take the container out of the housing, Carefully lift the housing of the mois- Carefully lift the housing of the mois- using both hands.. ture separator. ture separator. Pulling out the hose automatically acti- Suction connection is closed by the Remove the swirl filter insert.
  • Page 18: Cleaning / Changing The Moisture Separator

    9. Emptying / Cleaning 9.2 Cleaning / Changing the moisture separator Switch off the vacuum unit. Lift the moisture separator housing. If despite being cleaned the moisture Pull the container out of the Clean the moisture separator using a separator is still dirty it must be housing using the handle.
  • Page 19: Vacuum Gauge

    HIGHER THAN the fac- Ø tory setting, then the flow velocity in the hose will be less than 20 m/sec. NA 7-11 - 130 That means that safe operation of the unit can no longer be guaranteed.
  • Page 20: Fill Level Monitoring

    12.2 Automatically by the fill level indicator If the NA 7-11 if equipped with a warn- Fill Level Indicator (optional) automatic If necessary, fill the liquid directly into ing light, this will light up to indicate a shutdown at low liquid level.
  • Page 21: Maintenance Check List

    13. Maintenance check list...
  • Page 22: Troubleshooting

    14. Troubleshooting Fault Cause Solution Hose blocked Clear the blockage No suction power Liquid has become saturated Clean the container and fill it with fresh liquid Strainer not inserted / Insert the strainer and connect the hose not connected hose Filter cartridge clogged Change filter cartridge Suction power too low...
  • Page 23: Spares And Consumable Parts

    15. Spares and consumable parts Hose, PUR, stainless steel connection, 30 mm Ø, 3m Part no.: 59251 Moisture separator, 290 x 190 x 50mm Part no.: 59120 Swirl filter hose and connector Part no.: 59190 Filter cartridge, 0.1 m , dust class M Part no.: 59057 Filter cartridge, 0.1 m , dust class H...
  • Page 24 Web: www.ruwac.de RUWAC Westhoyeler Str. 25 Telefon: 0 52 26 - 98 30-0 E-Mail: ruwac@ruwac.de Industriesauger GmbH 49328 Melle-Riemsloh Telefax: 0 52 26 - 98 30-44...

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