KSB Amarex KRT Supplementary Operating Manual
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KSB Amarex KRT Supplementary Operating Manual

KSB Amarex KRT Supplementary Operating Manual

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Amarex KRT
Dual Voltage
Conversion from 230 V to 460 V
Supplementary Operating
Manual

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Summary of Contents for KSB Amarex KRT

  • Page 1 Amarex KRT Dual Voltage Conversion from 230 V to 460 V Supplementary Operating Manual...
  • Page 2 All rights reserved. The contents provided herein must neither be distributed, copied, reproduced, edited or processed for any other purpose, nor otherwise transmitted, published or made available to a third party without the manufacturer's express written consent. Subject to technical modification without prior notice. © KSB SE & Co. KGaA, Frankenthal 5/12/2021...

  • Page 3: Table Of Contents

    8G1.5 (AWG 15-8) from 230 V to 460 V.................... 26 Measuring the insulation resistance...................... 34 Checking the direction of rotation........................ 35 Related Documents ............................ 36 1.7.1 Flamepaths on explosion-proof motors ................... 36 1.7.1.1 Amarex KRT, motor type 1 ....................... 36 1.7.1.2 Amarex KRT, motor type 2 ....................... 37 1.7.1.3 Amarex KRT, motor type 3 ....................... 38 1.7.2 Wiring diagrams.......................... 39 1.7.2.1...

  • Page 4: Supplementary Operating Manual

    All information given in the installation/operating manual must be observed. Table 1: Relevant operating manuals Type series Reference number of the installation/operating manual Amarex KRT 2553.821 1.2 Converting an Amarex KRT with KA11 motor and one power cable from 230 V to 460 V ü Tools required: Fig. 1: Tools required...
  • Page 5 1 Supplementary Operating Manual Fig. 2: Material required Heat shrink tube (6×) O-ring (1×) Fig. 3: Removing the clamping element 1. Remove the clamping element. Amarex KRT 5 of 46...
  • Page 6 1 Supplementary Operating Manual Fig. 4: Removing the cable gland and the cable assembly 2. Carefully remove the cable gland and cable assembly from the bearing housing. Amarex KRT 6 of 46...
  • Page 7 3. Separate the socket contact part from the cable gland using a flat bar (0.5 mm). Fig. 6: Variant with flat contacts: Removing blade contacts 4. Variant with flat contacts: Disconnect and pull the blade contacts out of the relevant slots with tool G250. Amarex KRT 7 of 46...
  • Page 8 5. Variant with round contacts: Disconnect and pull the round contacts out of the relevant slots with tools R805 or R785. WARNING Hot surfaces due to heating of components for assembly/dismantling Risk of burns! ▷ Wear heat-resistant protective gloves. ▷ Remove flammable substances from the danger zone. Amarex KRT 8 of 46...
  • Page 9 Fig. 8: Heating up the heat shrink tubes 6. Lightly heat up the heat shrink tubes with the hot air gun. Fig. 9: Cutting open the heat shrink tubes 7. Carefully cut open the heat shrink tubes with the hook blade cutter. Amarex KRT 9 of 46...
  • Page 10 9. Undo the hexagon nut of the star point wiring to undo the star point wiring. Fig. 11: View of removed adapters and star point wiring 10. Perform wiring in accordance with the wiring diagram (ð Section 1.7.2, Page 39) . Amarex KRT 10 of 46...
  • Page 11 ▷ Wear heat-resistant protective gloves. ▷ Remove flammable substances from the danger zone. Fig. 13: Shrinking on the heat shrink tubes 11. Pull on three heat shrink tubes. Shrink them on with the hot air gun. Amarex KRT 11 of 46...
  • Page 12 ▷ Wear heat-resistant protective gloves. ▷ Remove flammable substances from the danger zone. Fig. 15: Shrinking on the heat shrink tubes 12. Pull on three further heat shrink tubes. Shrink them on with the hot air gun. Amarex KRT 12 of 46...
  • Page 13 Before reassembling the cable gland, check that all joints relevant to explosion protection (flamepaths) are undamaged. Any components with damaged flamepaths must be replaced. Observe the flamepath positions specified in the Annex. 16. Insert the cable gland into the bearing housing. Amarex KRT 13 of 46...
  • Page 14 1 Supplementary Operating Manual Fig. 18: Fastening the clamping element 17. Fasten the clamping element with a torque wrench (tightening torque 35 Nm). Fig. 19: Removing the sign Amarex KRT 14 of 46...
  • Page 15 18. Remove the sign from the power cable. Fig. 20: Attaching the sign 19. Attach the new sign to the power cable. Fig. 21: Assembled pump and leftover material ð The Amarex KRT with KA11 motor has been converted to 460 V. Amarex KRT 15 of 46...

  • Page 16: Converting An Amarex Krt With Ka13 Motor And One Power Cable From 230 V To 460 V

    Torque wrench socket adapters Hook blade cutter Socket hexagon wrench Hot air gun (up to 620 °C) Tool R805 (for large round contacts) Tool G250 (for flat contacts) Tool R785 (for small round contacts) ü Material required: Amarex KRT 16 of 46...
  • Page 17 1 Supplementary Operating Manual Fig. 23: Material required Heat shrink tube (6×) O-ring (1×) Fig. 24: Removing the clamping element 1. Remove the clamping element. Amarex KRT 17 of 46...
  • Page 18 Fig. 25: Removing the cable gland and the cable assembly 2. Carefully remove the cable gland and cable assembly from the bearing housing. Fig. 26: Disconnecting the cable gland 3. Separate the socket contact part from the cable gland using a flat bar (0.5 mm). Amarex KRT 18 of 46...
  • Page 19 4. Variant with flat contacts: Disconnect and pull the blade contacts out of the relevant slots with tool G250. Fig. 28: Variant with round contacts: Removing round contacts 5. Variant with round contacts: Disconnect and pull the round contacts out of the relevant slots with tools R805 or R785. Amarex KRT 19 of 46...
  • Page 20 Fig. 29: Heating up the heat shrink tubes 6. Lightly heat up the heat shrink tubes with the hot air gun. Fig. 30: Cutting open the heat shrink tubes 7. Carefully cut open the heat shrink tubes with the hook blade cutter. Amarex KRT 20 of 46...
  • Page 21 9. Undo the hexagon nut of the star point wiring to undo the star point wiring. Fig. 32: View of removed adapters and star point wiring 10. Perform wiring in accordance with the wiring diagram (ð Section 1.7.2, Page 39) . Amarex KRT 21 of 46...
  • Page 22 Fig. 34: Shrinking on the heat shrink tubes 11. Pull on three heat shrink tubes. Shrink them on with the hot air gun. 12. Pull on three heat shrink tubes. Shrink them on with the hot air gun. Amarex KRT 22 of 46...
  • Page 23 Before reassembling the cable gland, check that all joints relevant to explosion protection (flamepaths) are undamaged. Any components with damaged flamepaths must be replaced. Observe the flamepath positions specified in the Annex. 16. Insert the cable gland into the bearing housing. Amarex KRT 23 of 46...
  • Page 24 1 Supplementary Operating Manual Fig. 37: Fastening the clamping element 17. Fasten the clamping element with a torque wrench (tightening torque 35 Nm). Fig. 38: Removing the sign Amarex KRT 24 of 46...
  • Page 25 18. Remove the sign from the power cable. Fig. 39: Attaching the sign 19. Attach the new sign to the power cable. Fig. 40: Assembled pump and leftover material ð The Amarex KRT with KA13 motor has been converted to 460 V. Amarex KRT 25 of 46...

  • Page 26: Converting An Amarex Krt With Ka16 Motor And One Power Cable 4G16 (Awg 5-4) And One Control Cable 8G1.5 (Awg 15-8) From 230 V To 460 V

    ü Material required: Fig. 42: Material required Hexagon head bolt (2×) Serrated lock washer (2×) Hexagon nut (2×) Heat shrink tube (6×) O-ring for cable gland (control O-ring for cable gland (power cable) (1×) cable) (1×) Amarex KRT 26 of 46...
  • Page 27 1 Supplementary Operating Manual Fig. 43: Removing the clamping element 1. Remove the clamping element. Fig. 44: Removing both cable glands and cable assemblies 2. Carefully remove both cable glands and cable assemblies from the bearing housing. Amarex KRT 27 of 46...
  • Page 28 Hot surfaces due to heating of components for assembly/dismantling Risk of burns! ▷ Wear heat-resistant protective gloves. ▷ Remove flammable substances from the danger zone. 4. Lightly heat up the heat shrink tubes with the hot air gun. Amarex KRT 28 of 46...
  • Page 29 1 Supplementary Operating Manual Fig. 46: Cutting open the heat shrink tube 5. Carefully cut open the heat shrink tubes with the hook blade cutter. 6. Remove the screwed connection of the wiring. Amarex KRT 29 of 46...
  • Page 30 O-ring cord to size and gluing the ends together. WARNING Hot surfaces due to heating of components for assembly/dismantling Risk of burns! ▷ Wear heat-resistant protective gloves. ▷ Remove flammable substances from the danger zone. Amarex KRT 30 of 46...
  • Page 31 Fig. 49: Guiding the cable assembly into the bearing housing NOTE Before reassembling the cable gland, check that all joints relevant to explosion protection (flamepaths) are undamaged. Any components with damaged flamepaths must be replaced. Observe the flamepath positions specified in the Annex. Amarex KRT 31 of 46...
  • Page 32 1 Supplementary Operating Manual 12. Carefully guide the cable assembly into the bearing housing. Fig. 50: Fastening the clamping element 13. Fasten the clamping element with a torque wrench (tightening torque 35 Nm). Fig. 51: Removing the sign Amarex KRT 32 of 46...
  • Page 33 1 Supplementary Operating Manual 14. Remove the sign from the power cable. Fig. 52: Attaching the sign 15. Attach the new sign to the power cable. ð The Amarex KRT with KA16 motor has been converted to 460 V. Amarex KRT 33 of 46...

  • Page 34: Measuring The Insulation Resistance

    NOTE If the insulation resistances measured on the motor are too low, the winding insulation is defective. The pump set must not be returned to service in this case. Amarex KRT 34 of 46...

  • Page 35: Checking The Direction Of Rotation

    3. If the impeller is running in the wrong direction of rotation, check the electrical connection of the pump and the control system if necessary. 4. Disconnect the pump set from the power supply and make sure it cannot be switched on unintentionally. Amarex KRT 35 of 46...

  • Page 36: Related Documents

    1 Supplementary Operating Manual 1.7 Related Documents 1.7.1 Flamepaths on explosion-proof motors 1.7.1.1 Amarex KRT, motor type 1 Motors: 3 2 4 2 5 2 7 2 2 4 3 4 4 4 5 4 Ex 3 Ex 2 Ex 1 Fig. 54: Flamepaths Amarex KRT, motor type 1 Amarex KRT...

  • Page 37: Amarex Krt, Motor Type 2

    1 Supplementary Operating Manual 1.7.1.2 Amarex KRT, motor type 2 Motors: 11 2 15 2 18 2 22 2 26 2 7 4 11 4 15 4 18 4 22 4 7 6 11 6 15 6 18 6 Ex 2 Ex 1 Ex 3 Fig. 55: Flamepaths Amarex KRT, motor type 2 Amarex KRT 37 of 46...

  • Page 38: Amarex Krt, Motor Type 3

    1 Supplementary Operating Manual 1.7.1.3 Amarex KRT, motor type 3 Motors: 55 2 65 2 75 2 30 4 37 4 45 4 55 4 65 4 75 4 22 6 30 6 31 6 37 6 45 6 55 6 11 8 15 8 18 8 22 8 Ex 2 30 8 37 8 Ex 1 Ex 3 45 8 Fig. 56: Flamepaths Amarex KRT, motor type 3...

  • Page 39: Wiring Diagrams

    Fig. 57: Dual voltage / Wiring diagram for pump sets of installation type P or S with one power cable 12G1.5 or 12G2.5 (AWG 15-12 or 13-12) Motor temperature (PTC) Ⓐ Ⓔ Motor temperature Ⓕ Leakage inside the motor Shielded cable option Amarex KRT 39 of 46...

  • Page 40: Wiring Diagram For One Power Cable 7Gx + 5×1.5 (Awg X-7 + 15-5)

    1.7.2.1.2 Wiring diagram for one power cable 7GX + 5×1.5 (AWG X-7 + 15-5) Fig. 58: Dual voltage / Wiring diagram for pump sets of installation type P or S with one power cable 7GX + 5×1.5 (AWG X-7 + 15-5) Motor temperature (PTC) Ⓐ Ⓔ Motor temperature Ⓕ Leakage inside the motor Amarex KRT 40 of 46...

  • Page 41: Wiring Diagram For One Power Cable 4G16 (Awg 5-4) And One Control Cable 8G1.5 (Awg 15-8)

    Fig. 59: Dual voltage / Wiring diagram for pump sets of installation type P or S with one power cable 4G16 (AWG 5-4) and one control cable 8G1.5 (AWG 15-8) Ⓐ Motor temperature (PTC) Motor temperature Ⓔ Ⓕ Leakage inside the motor Amarex KRT 41 of 46...

  • Page 42: Wiring Diagram For Cable Type Tehsite

    1.7.2.1.4 Wiring diagram for cable type TEHSITE Fig. 60: Dual voltage / Wiring diagram for pump sets of installation type P or S with cable type TEHSITE Ⓐ Motor temperature (PTC) Motor temperature Ⓔ Ⓕ Leakage inside the motor Shielded cable option Amarex KRT 42 of 46...

  • Page 43: Wiring Diagrams For Installation Type D, H Or K

    Fig. 61: Dual voltage / Wiring diagram for pump sets of installation type D, H or K with one power cable 12G1.5 or 12G2.5 (AWG 15-12 or 13-12) Motor temperature 1 Ⓐ Ⓕ Leakage inside the motor Shielded cable option Amarex KRT 43 of 46...

  • Page 44: Wiring Diagram For One Power Cable 7Gx (Awg X-7)

    1.7.2.2.2 Wiring diagram for one power cable 7GX (AWG X-7) Fig. 62: Dual voltage / Wiring diagram for pump sets of installation type D, H or K with one power cable 7GX (AWG X-7) Motor temperature 1 Ⓐ Ⓕ Leakage inside the motor Amarex KRT 44 of 46...
  • Page 46 KSB SE & Co. KGaA Johann-Klein-Straße 9 • 67227 Frankenthal (Germany) Tel. +49 6233 86-0 www.ksb.com...

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