All rights reserved. Subject to change Wilo shall reserve the right to change the listed data without notice and shall not be liable for technical inaccuracies and/or omissions. The illustrations used may differ from the ori- ginal and are intended as an example representation of the device.
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Danger – explosive atmosphere General warning symbol Warning of cutting injuries Warning of hot surfaces Warning of high pressure Warning of suspended loads Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Persons under the age of 18: Supervise them during use of the product (supervisor)! • Persons with limited physical, sensory or mental capacities: Use of this product is prohibited! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Keep working area free from ice. • Remove objects lying around from the work area. • Keep unauthorised persons away from the working area. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
• Collect any leakage of fluid and operating fluid immediately and dispose of it according to the locally applicable guidelines. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Transport the mixer on the pallet to the installation site. Have one or two persons position the mixer at the installation site. Bear in mind the weight of the mixer! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Moisture ingress in the connection cable damages the connection cable and the mixer! Never immerse the end of the connection cable in a fluid and firmly seal it during storage. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
The motor heat is given off directly to the surrounding fluid via the motor housing. The connection cable is designed for heavy mechanical loads, sealed water pres- Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Propeller made of solid or composite material with clogging-free propeller geometry. Nominal diameter in mm (in) 1200 (20) (20) (23.5) (23.5) (31.5) (35.5) (35.5) (47) Number of blades Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Operation on the frequency converter is permitted. Refer to the appendix for the relevant verter requirements! Operation in an explosive atmo- sphere Approval according to IECEx − − Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Motor type Serial number Date of manufacture* Speed Max. fluid temperature Protection class Rated current Starting current Rated current at service factor Rated power Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Work in chambers and narrow rooms as well as work involving risk of fall- ing are dangerous work. Such work may not be carried out autonom- ously! • Only carry out work with another person! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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• Rotate propeller. See section “Rotating the propeller [} 33]”. • Oil change in sealing, gear and pre-chamber. See section “Oil change [} 35]”. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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- Fill holes in the baseplate of the mounting bracket. - Fill scratches in the mounting bracket. ▶ Mixer is installed. Make the electrical connection. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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If the mixer is ordered for installation with a lowering device, the frame comes pre-assembled. If the mixer is delivered without a frame, order the appro- priate frame from customer service! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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NOTICE! The frame must be perpendicular to the guide pipe. If the frame is not per- pendicular to the guide pipe, adjust the reach of the hoisting gear. Fig. 8: Swivel the mixer over the basin Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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▶ Installation is complete. Lay the connection cable and make the electrical connection. Fig. 10: Mixer set down on the fixed limit stop Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
(e.g. overvoltage, undervoltage or phase failure relay, etc.). Residual-current device (RCD) • Install a residual-current device (RCD) in accordance with the regulations of the local energy supply company. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Connect the electrodes via an evaluation relay. Relay “NIV 101/A” is recommended for this. 6.5.4.1 Motor compartment/sealing cham- The threshold is 30 kOhm. ber monitoring Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Motor protection in the motor line: Set the motor protection to 0.58 x rated current. – Motor protection installed in the mains supply cable: Set the motor protection to the rated current. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Direct starting: swap two phases. • Star-delta starting: Swap connections of two windings (e.g. U1/V1 and U2/V2). NOTICE! After changing this connection, check the direction of rotation again! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Min. fluid temperature can drop below 3 °C: Monitoring device with automatic deactiva- tion installed? • No installations within the direct rotary range of the propeller? Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
If the fluid level drops below the minimum immersion level, switch off the mixer. Shut-down/dismantling • Operation/control: Operating personnel, instructed in the functioning of the complete Personnel qualifications system Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Work in chambers and narrow rooms as well as work involving risk of fall- ing are dangerous work. Such work may not be carried out autonom- ously! • Only carry out work with another person! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Protective gloves: 4X42C + Type A (uvex protector chemical NK2725B) – Safety goggles: uvex skyguard NT • Use of disinfectants: – Use strictly according to the manufacturer’s instructions! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
In this regard, it is recommended to use re- mote monitoring for regular inspections. ✓ Protective equipment used! 9.5.2 Rotating the propeller ✓ Mixer disconnected from mains. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Smooth function • Signs of wear, e.g. cracks caused by frequencies Any defects detected must be repaired immediately or the accessories must be replaced. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Fig. 13: Position of the screw plugs Flumen OPTI-TR 80-3 Fig. 14: Position of the screw plugs ✓ Protective equipment used! ✓ Mixer removed, cleaned and disinfected. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
The propeller secures the mechanical seal in place. If the mixer is oper- ated without the propeller, the mechanical seal will be destroyed! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Replacement of mechanical seal on the fluid side. • Replace the handle grip. • Replacement of the frame. • Replacement of the mounting bracket for ground installation. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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This presses the propeller from the shaft. CAUTION! The mechanical seal is no longer secured! Clean the shaft and apply new lubricating grease. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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- Undo and unscrew the hexagon nut. - Pull off the washer from the hexagon head screw. - Pull out the hexagon head screw. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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- Position the washer on the hexagon head screw. - Insert the hexagon head screw through the frame and handle grip. - Position the washer on the hexagon head screw. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
Have the motor protection switches and fuses installed and adjusted according to technical specifications by a qualified electrician and reset the monitoring devices. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Inspect propeller and replace if necessary. Motor bearings have worn. ⇒ Inform customer service; send the mixer back to the factory for reconditioning. Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
In order to limit the surface temperature, the motor must be equipped with at least one temperature limiter (1‑circuit temperature monitoring). It may also be equipped with a temperature controller (2‑circuit temperature monitoring). Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Pre-chamber (external pencil electrode) With ATEX approval Motor winding: Temperature limiter Motor winding: Temperature controller and • • • • • • • • limiter Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Converter type: Pulse-width modulation 13.3.4.3 Frequency converter operation • Min./max. frequency during continuous duty: – Asynchronous motors: 30 Hz up to rated frequency (50 Hz or 60 Hz) Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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13.3.6.2 Replacing the connection cable Changing the connection cable is strictly prohibited! 13.3.6.3 Changing the mechanical seal Changing the seal on the motor side is strictly prohibited! Installation and operating instructions • Wilo-Flumen OPTI-TR 50-3 ... 120-1, Wilo-Flumen EXCEL-TRE 50-3 ... 90-2 • Ed.01/2022-07...
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Local contact at www.wilo.com/contact WILO SE Wilopark 1 44263 Dortmund Germany T +49 (0)231 4102-0 T +49 (0)231 4102-7363 wilo@wilo.com Pioneering for You www.wilo.com...