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INSTALLATION GUIDE
TruFit Power Distribution Unit
50 – 300kVA

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Summary of Contents for ABB TruFit 50kVA

  • Page 1 — INSTALLATION GUIDE TruFit Power Distribution Unit 50 – 300kVA...
  • Page 2 PDU. Thank you for choosing ABB! Start-up and commissioning! An ABB Global Services Field Engineer must perform start-up and commissioning of the PDU. Please contact ABB Service Center at least two weeks prior to schedule start-up and commissioning at 1-800-292-3739.
  • Page 3 We are an established world force in the design and manufacture of power electronics and power protection equipment. As a part of ABB, a world leader in electrical technology, we offer customers application expertise, service and support worldwide. We are committed to teamwork, high quality manufacturing, advanced technology and unrivalled service and support.
  • Page 4: Table Of Contents

    Installation Guide Table of contents Page 1 Important safety instructions ............................. 5 Using this manual ................................... 5 1.1.1 List of symbols ....................................5 Safety rules ....................................6 Safety precautions ................................. 7 Safety considerations ................................7 2 Environment ................................... 8 Recycling instructions ................................8 3 Layout .....................................
  • Page 5: Important Safety Instructions

    This manual is provided to aid the user in the installation, operation, and maintenance of the PDU, manufactured by ABB. Read and understand the procedures described to ensure trouble-free installation and operation. Read through each procedure before beginning the procedure. Perform only those procedures that apply to the PDU cabinet being installed or operated.
  • Page 6: Safety Rules

    This may require additional field marking or labelling defining appropriate level of PPE (Personal Protection Equipment) to reduce the risk of Arc-flash related injuries. Contact our ABB Service Center for product specific information. Installation This PDU must be installed and connected only by trained personnel.
  • Page 7: Safety Precautions

    As lethal voltages are present within the PDU during all modes of operation, maintenance shall only be performed by authorized service personnel. ABB neither recommends nor knowingly sells this product for use with life support applications or other FDA designed critical applications.
  • Page 8: Environment

    PDU packing materials must be recycled in compliance with all applicable regulations. Recycling at the end of service life! ABB, in compliance with environment protection recommends to the User that the PDU equipment, at the end of its service life, must be recovered conforming to the local applicable regulations.
  • Page 9: Layout

    Installation Guide 3 Layout 3.1 Layout TruFit PDU 50 – 300kVA Figure 3.1.1 – Main cabinet with Doors Closed ® TruFit Power Distribution Unit│94-1100-00002873 A0 EN 9/34...
  • Page 10 Installation Guide Figure 3.1.2 – Main cabinet with Doors Open; Sub Feed Breaker + Panelboard Configuration Displayed ® 10/34 94-1100-00002873 A0 EN│TruFit Power Distribution Unit...
  • Page 11 Installation Guide Figure 3.1.3 – Main cabinet with Doors Open; Logic and Main Connections ® TruFit Power Distribution Unit│94-1100-00002873 A0 EN 11/34...
  • Page 12: Installation

    If damage is observed, file a damage claim with the shipper immediately and contact your ABB representative to inform them of the equipment condition and claim.
  • Page 13: Dimensions And Weights Trufit Pdu 50-300Kva

    Installation Guide 4.2.1 Dimensions and weights TruFit PDU 50-300kVA Figure 4.2.1 - TruFit PDU 50-300kVA (Left) + 24 in. Wide Side Car (Right) Dimensions Dimensions (W x D x H): TruFit PDU 50-300kVA 42.00 x 36.00 x 78.00 [inches] / 1067 x 914 x 1981 [mm] 24 inch / 610 mm Wide Side Car 24.00 x 36.00 x 78.00 / 610 x 914 x 1981 [mm] Approximate Weight:...
  • Page 14: Storage

    4.4 Place of installation 4.4.1 PDU location PDU installation and connection must be performed only by an ABB Service Technician! If optional cabinets and accessories are included with the PDU, please refer to those accompanying manuals for installation and operating instructions.
  • Page 15: Positioning Of The Pdu

    Refer to section 4.2.1 for weight and dimensional specifications of your ABB product. If additional raised floor supports are required, contact your raised flooring supplier or ABB for either floor jacks or full frame floor stand specifications.
  • Page 16: Checking The Supplied Parts

    Your TruFit system is protected by stretch wrap material to protect the system’s heat treated, matte finished, and powder coated paint against abrasion and vibration during transit. In addition, ABB then protects each of the four corners with double wall corrugated corner boards which protect the unit during transit.
  • Page 17: Ventilation And Cooling

    PDU. Ensure that the ambient temperature is kept within the specified operating range of 32°F to 104°F (0°C to 40°C). Contact your ABB Service Center for appropriate solutions. The below table indicates the heat dissipation at full load at PF = 1, up to 3280 ft (1000 m) altitude.
  • Page 18: Installation Instructions

    As lethal voltages exist within all operating modes of the PDU, maintenance must be performed by qualified and trained service personnel. − ABB neither recommends nor knowingly sells this product for use with life support applications or other FDA-designated critical applications. −...
  • Page 19: Sidecar Installation

    Installation Guide Figure 4.8.1 - Cabinet mounting features with optional casters 4.8.2 Sidecar Installation If the PDU includes a distribution sidecar, internal connections are made before shipping. The sidecar should be attached to the floor following the same steps as in the previous section. Electrical attachments to both the main cabinet and sidecar should follow the instructions outlined in section 4.9.
  • Page 20 Installation Guide Figure 4.8.2 - Cabinet position on floor stand ® 20/34 94-1100-00002873 A0 EN│TruFit Power Distribution Unit...
  • Page 21: Kick Plate Installation Instructions

    Installation Guide 4.8.4 Kick Plate Installation Instructions Kick plates are added to properly channel air flow through the unit, depending on the application. Solid kick plates are available when the unit is installed on a raised floor and forced ventilation from the unit’s bottom is present.
  • Page 22 Installation Guide Figure 4.8.4 - Kick plate positioning at bottom of unit ® 22/34 94-1100-00002873 A0 EN│TruFit Power Distribution Unit...
  • Page 23: Electrical Wiring

    Installation Guide 4.9 Electrical wiring Upstream overcurrent protective devices (OCPD) must be provided by the customer in accordance with the NEC and local codes. See Section 7 for manufacturer’s OCPD recommendations. 4.9.1 Pre-checks The TruFit is designed for operation with a three (3) wire grounded source. The unit is designed to operate from a power source with a phase rotation of A-B-C only.
  • Page 24 Installation Guide 4.9.2.3 Panelboard Terminals Refer to panelboard manufacturer’s documentation for detailed installation instructions. General recommendations: • Tightening torque for line, neutral and equipment ground terminal Slotted Screw Internal Hex AWG Wire Hex Size Lbs-Ins Lbs-Ins 3/16 14-10 5/16 3-2/0 •...
  • Page 25 Installation Guide • Neutral & Ground bus terminals Terminals are provided for Panelboard neutral and ground connections, as shown below. Recommended Torque values: Wire AWG Torque lb-in. 14-10 Cu, 12-10 two 14 or 12 Cu, two 12 or 10 AL ®...
  • Page 26: Main/Power Circuit Installation

    Maximum Recommended Cable Sizes and Compression Lugs - Main Breaker Use lugs consistent with applicable codes; ABB recommends the long barrel, NEMA 2-Hole compression lugs shown in Table 3-1 for connections to the TruFit using code stranded copper conductors. For all input and output power circuit connections, ABB recommends using SAE Grade 5 hardware with Belleville spring washers.
  • Page 27 Installation Guide Figure 4.9.8 - Suggested control wire routing to UIB from bottom Figure 4.9.9 - Suggested control wire routing to UIB from top ® TruFit Power Distribution Unit│94-1100-00002873 A0 EN 27/34...
  • Page 28: Thermocouple Installation

    Thermocouple cable installation is typically performed by ABB personnel, but individual situations may dictate otherwise. − If installing thermocouple cables to the Powerview Thermocouple Interface Board (TIB), please contact ABB Service Center at 1-800-292-3739 for support. To install: • Position the sensor head (A) with the foil backing in contact with the cable insulation.
  • Page 29: User Interface Board

    Installation Guide 4.10 User Interface Board The User-Interface Board (UIB) provides an interface for connecting the PDU to external monitoring and control equipment. The main features of this board include the following items. (Also see Figure 4.4.1 below.) Alarm relay contacts (Form C) Alarm designation Terminals (J12) Contact type...
  • Page 30 Installation Guide Slave SHIELD RS-485 (FULL DUPLEX) SHIELD FX BOARD RS-485 (FULL DUPLEX) Master Figure 4.10.1 - Suggested control wire routing to UIB from top ® 30/34 94-1100-00002873 A0 EN│TruFit Power Distribution Unit...
  • Page 31: Final Installation Checks

    Appendix section of this document. • Verify all breakers are in the open position. ABB Service Center personnel can provide a more detailed final checklist prior to energizing the unit. ® TruFit Power Distribution Unit│94-1100-00002873 A0 EN 31/34...
  • Page 32: Appendix

    Installation Guide 5 Appendix 5.1 Notes Form It is recommended to note in this section Notes, with date and short description all the operations performed on the PDU, as: maintenance, components replacement, abnormal situations, etc. Date Description Done by ® 32/34 94-1100-00002873 A0 EN│TruFit Power Distribution Unit...
  • Page 33: Tightening Torques

    Installation Guide 5.2 Tightening torques Recommended tightening torque for all nuts and bolts is listed in the table below. As applicable, torque seal has been utilized to indicate bolt torqueing. Table 5-1: Recommended tightening torque SAE Grade 5 Thread 120,000 psi Size Medium Carbon Heat T.
  • Page 34 We reserve the right to make technical changes Electrification Products or modify the contents of this document without Power Protection prior notice. With regard to purchase orders, the agreed particulars shall prevail. ABB does not 5900 Eastport Boulevard accept responsibility whatsoever...

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