Wilo Sub TWI 4 Installation And Operating Instructions Manual Download Page 1 | Manualshive

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Wilo-Sub TWI 4 ... 6

Pioneering for You

4 069 717-Ed.04 / 2021-10-Wilo

en

Installation and operating instructions

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Summary of Contents for Sub TWI 4

Page 1: ...Wilo Sub TWI 4 6 Pioneering for You 4 069 717 Ed 04 2021 10 Wilo en Installation and operating instructions...

Page 2: ...Fig 1 Fig 2 Fig 3 M 1 L a b c d N M 3 U V W d b c a L 1 L 2 L 3 P E a d b c c a b M 3 Fig 4 Fig 5 Fig 6 0 30 1 00 m 1 6 7 5 4 3 2 8 9 10 11 12 13 Min 0 20 E E C D...

Page 3: ...blems 2 2 Personnel qualifications The installation personnel must have the appro priate qualifications for this work 2 3 Danger in the event of non observance of the safety instructions Non observanc...

Page 4: ...roduct The pumps are not suitable for water containing coarsecontaminantssuchasfibresorflammable liquids or for use in potentially explosive areas Correct use of the pump installation also includes fo...

Page 5: ...formation The ramp time for the start stop procedures between 0 and 30 Hz should be set to maximum 1 sec The ramp time between 30 Hz and the nominal frequency should be set to maximum 3 sec During sta...

Page 6: ...al non return valve and shut off valve on the borehole output CAUTION Danger of material damage When the water pressure is raised 180 m Ws a non return valve must be installed directly at the pump out...

Page 7: ...55 92 147 30 00 67 108 37 00 89 45 00 73 Cable weight kg m 0 20 0 25 0 30 0 40 0 65 0 85 Diameters and max lengths of the cable 6 motors for star delta start Motor version Motor Cable kW 4 x 1 5 mm 4...

Page 8: ...rtionally to the motor power see table above NOTE Do not operate the motors where the fluid temperature exceeds 55 C 8 4 Checking and correcting the motor filling level Fig 6 The checking and correcti...

Page 9: ...e switch setting of the triggering current strength and compare it with the nominal current being drawn The pump starts too often Reduce the number of starting procedures danger of motor overheating a...

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Page 12: ...Pioneering for You WILO SE Wilopark 1 D 44263 Dortmund Germany T 49 0 231 4102 0 F 49 0 231 4102 7363 wilo wilo com www wilo com Local contact at www wilo com contact...

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