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2-4

2.6

Dimensional outline drawing and dimensions table

(1) Dimensional outline drawing

(2) Dimensions table

Frequency

(Hz)

Type

ΦD

(mm)

Approx.mass

(㎏)

LPWE401A-0.75-GS

170

139

551

255

197

281

LPWE402A-1.5-GS

195

145

584

255

197

314

LPWE403A-2.2-GS

195

145

594

255

197

324

LPWE404A-3.0-GS

195

145

668

299

241

354

LPWE401B-0.75-GS

170

139

551

255

197

281

LPWE402B-1.5-GS

195

145

584

255

197

314

LPWE403B-2.2-GS

195

145

594

255

197

324

LPWE404B-3.0-GS

195

145

668

299

241

354

Typical models are shown in figure. The shapes may be slightly different depending on the model and

specifications. The specifications may change due to design changes or for other reasons, so please

request the delivery specifications when planning your pumping work.

Содержание LPWE-GS

Страница 1: ...Model LVS Coolant Pump Coolant Pump Instruction Manual Original Instructions Model LPWE GS...

Страница 2: ...warranty period 3 Failures and breakage caused by disasters or force majeure such as fire acts of God or earthquakes 4 Failures and breakage resulting from repairs or modifications made without the co...

Страница 3: ...ution labels 1 5 2 Configuration and overview of the pump 2 1 2 1 Part names and functions 2 1 2 2 Naming rule of the model codes 2 1 2 3 Standard specifications 2 2 2 4 Information indicated on the n...

Страница 4: ...product in any explosive atmosphere Otherwise it may lead to an injury or fire Warning Properly move the pump according to hoisting instructions Otherwise the unit may fall thus leading to an injury o...

Страница 5: ...s Do not use the unit at an incorrect power voltage An incorrect voltage may damage the motor Do not use a single pump unit as the only means of directly operating key facilities or sustaining life In...

Страница 6: ...h its strainer removed Otherwise it may lead to an injury or damage Once you turn off the power wait until the pump stops completely Do not restart the pump until it does Otherwise the main shaft may...

Страница 7: ...le or if they are peeled off replace them with a new one Warning Caution Observe all the instructions in the warnings and cautions affixed to the machine as well as those described in this instruction...

Страница 8: ...this product under any conditions other than those provided in the specifications Otherwise it may lead to an electric shock fire leakage or failure 2 1 Part names and functions Motor Discharge port...

Страница 9: ...losed fan cooled indoor type Protection method IP44 Power source 3 phase 50Hz 380V Thermal class 130 B Rating Continuous S1 Number of poles 2P Noise dB A 71 Reference value at a point 1 m away from th...

Страница 10: ...1 5 LPWE402B 1 5 GS 380 3 1 33 16 7 6 4 2 2 LPWE403B 2 2 GS 380 5 0 43 26 4 10 1 3 LPWE404B 3 0 GS 380 6 2 73 35 2 13 5 Total head m 80 400 50 200 Type Rated voltage V Rated current A Starting curren...

Страница 11: ...324 48 LPWE404A 3 0 GS 195 145 668 299 241 354 52 LPWE401B 0 75 GS 170 139 551 255 197 281 31 LPWE402B 1 5 GS 195 145 584 255 197 314 38 LPWE403B 2 2 GS 195 145 594 255 197 324 48 LPWE404B 3 0 GS 195...

Страница 12: ...5 2 7 Internal structure drawing LPWE GS LPWE401A 0 75 GS LPWE401B 0 75 GS Note1 The materials in the table above are equivalents Note2 Structure and other details are subject to change without notic...

Страница 13: ...2 6 LPWE GS LPWE402A 1 5 GS LPWE402B 1 5 GS Note1 The materials in the table above are equivalents Note2 Structure and other details are subject to change without notice...

Страница 14: ...2 7 LPWE GS LPWE403A 2 2 GS LPWE404A 3 0 GS LPWE404B 3 0 GS Note1 The materials in the table above are equivalents Note2 Structure and other details are subject to change without notice...

Страница 15: ...ravity Warning Before transporting or moving the product confirm the weight of each unit by referring to the catalog dimensional outline drawing and other documents and then determine the appropriate...

Страница 16: ...becomes vertical 8 Use the product with the pump section immersed under the oil level The suction port should be at least 10 mm away from the bottom surface of the tank oil tank to prevent the straine...

Страница 17: ...ump refer to the catalog dimensional outline drawing and other documents to check the weight of the units Do not hoist any units if its weight exceeds the rated load of the hoisting equipment devices...

Страница 18: ...tely airtight without leakage Prevent leaks of liquid and air with seal tape liquid packing or other means Firmly wind the seal tape while paying attention not to block the piping 5 Use a tank oil tan...

Страница 19: ...er to the following Model Minimum size of the cable All models 1 6 mm 2 2 Be sure to install a ground fault interrupter and an overload protection device on the primary power side of the pump 3 Secure...

Страница 20: ...Even if the power fluctuations fall within the allowable ranges the pump characteristics motor characteristics and the temperature rise of the motor may differ from those at the rated voltage and freq...

Страница 21: ...imum liquid level During normal operation do not run the pump dry Otherwise it may seize up the sliding parts inside the pump 2 Check the rotation direction Normal rotation is clockwise when viewed fr...

Страница 22: ...e If the pump rotates in reverse swap two of the three wires of the power cable Caution Never check the rotation direction by running the pump dry even for a short time Otherwise it may damage the sli...

Страница 23: ...e condition For safety set the liquid level high enough but at a level below the Maximum liquid level indicated in the dimensional outline drawing 7 As a guide limit the frequency of the startups and...

Страница 24: ...ing milling or end milling in which a large amount of cutting powder is discharged select the pump carefully 13 Stop the pump Caution Keep the cocks of the pressure gauges compound pressure gauges and...

Страница 25: ...ediately take measures referring to the Maintenance checklist in Section 5 3 Periodic inspection page 5 2 For this purpose it is recommended to keep an operation log If the bearing temperature gets ab...

Страница 26: ...allation of a heater to the pump or completely drain the pump If you have a backup pump run it from time to time to make it available for operation at any time After fully removing moisture in the pum...

Страница 27: ...and inspect No clogging Wear Disassemble and inspect No abnormal condition When worn out Main shaft and its surrounding area Smooth rotation Rotate by hand Rotation is smooth and uniform 4 1 Bearing...

Страница 28: ...e A 50Hz pump is run in the 60Hz power zone Check the nameplate 2 3 User The stator winding is broken shorted or grounded Contact the vendor because disassembly and inspection are required Vendor The...

Страница 29: ...2 Check and correctly install them User Unusual noise and unusual vibration of the pump The bearing is worn or damaged 5 1 Replace the bearing 5 1 Contact the vendor because disassembly and inspectio...

Страница 30: ...efer to Section 6 Troubleshooting page 6 1 For disassembly inspection or repair ask the vendor from which you purchased the product or ask TERAL Refer to the end of this document Never repair the pump...

Страница 31: ...nd piping For the layout in the terminal box refer to Section 3 5 Precautions for wiring work page 3 5 4 Remove the pump mounting bolts and then hoist the pump Refer to Section 3 3 Precautions for ins...

Страница 32: ...Head Office 230 Moriwake Miyuki cho Fukuyama city Hiroshima 720 0003 Japan Tel 81 84 955 1111 Fax 81 84 955 5777 www teral net 2020 08 E IMN 00526 000 T...

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