Related Manuals for Wilo FLA Series
Summary of Contents for Wilo FLA Series
- Page 1 Pioneering for You Wilo-FLA de Einbau- und Betriebsanleitung Inbouw- en bedieningsvoorschriften en Installation and operating instructions Notice de montage et de mise en service 2 534 409-Ed.02 / 2015-05-Wilo...
- Page 2 Fig. 1a: Fig. 1b:...
- Page 3 Fig. 2a: Fig. 2b:...
- Page 4 Fig. 3: Fig. 4:...
- Page 5 Fig. 5: Fig. 6a:...
- Page 6 Fig. 6b: Fig. 7a: Fig. 7b:...
- Page 7 Fig. 8a:...
- Page 8 Fig. 8b:...
- Page 9 Fig. 9:...
- Page 10 Stop valve Fig. 5 Reference table for nitrogen pressure Diaphragm pressure vessel (example) Nitrogen pressure according to the table Switch-on pressure, base-load pump, in bar Nitrogen pressure in bar PN2 Nitrogen measurement without water Important! Introduce nitrogen only WILO SE 05/2015...
- Page 11 Pressure switch Pressure switch 1 Pressure switch 2 Pressure switch 3 Throughflow fitting/check valve Bypass connection (on the pressure side) Flexible connection (e.g. WILO compensator, WILO flexi hose) Spur line for calibration WILO break tank Low-water signal transmitter WILO float valve WILO automatic flushing apparatus External command device (e.g.
- Page 12 8.1.1 Set values for the pressure switch ........................37 8.1.2 Setting the needle-type throttles in the bypass ..................... 38 Commissioning the system ..........................40 Decommissioning the system ..........................40 Maintenance ............................40 Faults, causes and remedies .......................41 Spare parts ............................43 WILO SE 05/2015...
- Page 13 Children should be supervised to ensure that they There is a danger of damaging the product/sys- do not play with the appliance. tem. 'Caution' implies that damage to the prod- uct is likely if this information is disregarded. Installation and operating instructions Wilo-FLA...
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Page 14: Transport And Interim Storage
You may wish to inform the delivery company (the Unauthorised modification and manufacture of carrier) or Wilo factory after-sales service, even if spare parts will impair the safety of the product/ no product damage has yet been found. -
Page 15: Intended Use
• DVGW regulations WILO break tank (FLA series) or a break tank to be Make sure that the fluid to be pumped in the sys- provided by the customer (see Fig. 6a and 6b). - Page 16 5.3 Scope of delivery 5.4 Accessories • WILO-FLA fire extinguishing system Accessories must be ordered separately as • Installation and operating instructions for WILO- required. The accessories from the Wilo range FLA fire extinguishing system include the following: • Installation and operating instructions for the •...
- Page 17 FLA-2 series (Fig. 1b) 6.1 General description The redundant double-pump system is mounted The WILO-FLA fire extinguishing system in on a base frame with vibration absorbers (3). It accordance with DIN14462 is supplied as a com- consists of two independently operating single- pact unit, with all pipes installed and ready for pump systems.
- Page 18 0 and 120 seconds (follow-up time; this is described in greater detail in the installation and operating instructions for the switchgear). FLA-2 (see also Fig. 2b): When the set minimum switch-on pressure for WILO SE 05/2015...
- Page 19 The pumps are protected against overheating and resultant dry running in the event of reduced vol- WILO recommends providing a hydraulic connec- ume load by means of a minimum volume dis- tion for this type of feed-in source in each system.
- Page 20 It must be mounted before transmission through the connection lines. PE commissioning (see Fig. 4). tanks of the WILO range are only designed to NOTE accommodate clean water. The maximum tem- For systems of type FLA-1, ensure that the perature of the water must not exceed 50°C.
- Page 21 (see Fig. 8a/b for exam- vent kinking or twisting during the installation. In ple). The flexible connection lines from the Wilo the event of angular displacement of the pipes, it range consist of a high quality stainless steel cor-...
- Page 22 • With system pressures greater than PN16, the We recommend that the initial commissioning of manufacturer’s filling instructions given in the the system is performed by Wilo’s customer serv- attached installation and operating instructions ice. Contact your dealer, your nearest WILO repre-...
- Page 23 H(geo) = 20 m (~2.0 bar) Pressure switch (1) Pressure switch (2) Pressure switch (3) DS1E DS1A DS2E DS2A DS3E DS3A 6.0 bar 7.0 bar 6.0 bar 7.0 bar 2.5 … 5.5 bar 6.0 bar Installation and operating instructions Wilo-FLA...
- Page 24 5 m. If a longer bypass line is necessary, the minimum nominal diameter of the entire bypass line should be increased by one nominal diameter for each new 5 m (or part thereof). WILO SE 05/2015...
- Page 25 The needle-type throttle can be adjusted by the tion. The stop valves must be secured against WILO customer service. unauthorised activation. The needle-type throttle(s) (item 11) shall be secured against unauthorised activation after the adjustment operation (e.g. by means of sealing). Installation and operating instructions Wilo-FLA...
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Page 26: Maintenance
If the system is decommissioned for a long period, proceed as described in 8.3 and drain the pump by opening the drainage plug at the pump base. (Also observe the corresponding section in the supplied installation and operating instructions for the pump) WILO SE 05/2015... - Page 27 Faults, particularly those affecting the pumps or during any maintenance or repair work. Also fol- the control system, should only be remedied by low the installation and operating instructions of Wilo’s customer service or a specialist company. the pumps and the control device. Fault Cause...
- Page 28 Check the pump data and default values and correct them if necessary. Turn-to-turn fault in the motor Check, if necessary replace motor or have repaired. Mains voltage: a phase is missing Check the fuses, cables and connec- tions. WILO SE 05/2015...
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Page 29: Spare Parts
If the operating fault cannot be remedied, please consult a specialist company or your nearest Wilo customer service or representa- tive. 11 Spare parts Spare parts or repairs may be ordered from local specialist retailers or Wilo customer service. - Page 31 *DQJVHR %XVDQ Australia Burton Upon Trent 101300 Beijing :,/2 5RPDQLD VUO 9™[Mª T +82 51 950 8000 WILO Australia Pty Limited DE14 2WJ T +86 10 58041888 &RP &KLDMQD T +46 470 727600 ZLOR#ZLORFRNU Murrarrie, Queensland, T +44 1283 523000...
- Page 32 WILO SE Nortkirchenstraße 100 D-44263 Dortmund Germany T +49(0)231 4102-0 F +49(0)231 4102-7363 wilo@wilo.com Pioneering for You www.wilo.com...
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