Teral LPWE-GS Page 1 Instruction Manual Download | Manualshive

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Model : LVS

Coolant Pump

Coolant　Pump
Instruction Manual

Original Instructions

Model : LPWE-GS

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Summary of Contents for LPWE-GS

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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