ASCO POWER TECHNOLOGIES 450 Installation & Operation Manual

Surge protective devices

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Surge Protective Devices
450/451
452/453
Installation & Operation Manual
Model 450
Model 451
Model 452
Model 453

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Summary of Contents for ASCO POWER TECHNOLOGIES 450

  • Page 1 Surge Protective Devices Installation & Operation Manual 450/451 Model 450 Model 451 Model 452 Model 453 452/453...
  • Page 2 IO-70075 08/2020 © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 3: Table Of Contents

    Model 450/451/452/453 Surge Protective Device (SPD) Table of Contents Precautions Introduction Unpacking and Preliminary Inspection Storage Identification Nameplate SPD Location Considerations Environment Audible Noise Mounting Service Clearance Equipment Performance Electrical Voltage Rating Terminals, Wire Size, and Installation Torque Branch Circuit Overcurrent Protection...
  • Page 4 Please Note Electrical equipment should be installed, operated, serviced, and maintained only by qualified personnel. No responsibility is assumed by ASCO Power Technologies for any consequences arising out of the use of this material. A qualified person is one who has skills and knowledge related to the construction, installation, and operation of electrical equipment and has received safety training to recognize and avoid the hazards involved.
  • Page 5: Precautions

    Failure to follow these instructions will result in death or serious injury. © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 6: Introduction

    Failure to follow these instructions will result in death or serious injury. Note: For troubleshooting, call technical Proper installation is imperative to maximize the ASCO 450/451/452/453 assistance at 1-800-237-4567 or surge protective device’s effectiveness and performance. Read the entire customercare@ascopower.com...
  • Page 7: Service Clearance

    The system configuration is not based on how any specific load or equipment is connected to a particular power distribution system. See Table 1 for the service voltage of each SPD. © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 8 (B High) 3 Phase, 3 Phase, 1 Ground 1 Ground 1 Ground 1 Ground 2 Phase, 1 Ground (B HIGH), 1 Neutral, 1 Ground © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 9: Terminals, Wire Size, And Installation Torque

    Electrical Terminals, Wire Size, and Terminals are provided for phase (line), neutral, and equipment ground connections. When equipped with a disconnect switch the 450/451/452/453 Installation Torque terminals accept a range of 6 AWG to1/0 AWG copper wire. For units in-...
  • Page 10: Location Of Surge Protective Device (Spd)

    Figure 2: SPD Wiring for Delta Configurations To load(s) Phase A Phase B Phase C Phases Ground Ground Interconnect wiring – Minimize length – Avoid sharp bends © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 11: Grounding

    – Maintain electrical continuity at all raceway and conduit connections using appropriate bonding devices. • Do not use a separate isolated ground for the ASCO 450/451/452/453 Surge Protective Device. • Verify proper equipment connection to the grounding system. • Verify ground grid continuity by performing regularly scheduled inspections and testing as part of a comprehensive electrical maintenance program.
  • Page 12: Solidly-Gounded Power Systems

    – Following power system modifications. Failure to follow these instructions will result in death or serious injury. The ASCO 450/451/452/453 product is intended for use on resistance- grounded power systems where the power system has been set for, and is maintained in, an over-damped state. For the power system to be over-...
  • Page 13: Installation

    • Do not touch the bottom located terminals which are energized with the switch in either the ON or OFF positions. Failure to follow these instructions will result in death or serious injury. © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 14: Ul Conditions Of Acceptability

    Dielectric Voltage Withstand d. Current Testing (200 kA Short Circuit Current, Intermediate Protective Devices (OCPD) or external enclosures. The ASCO 450/451/452/453 either comes with terminal lugs, internal or external rotary disconnect switch. ASCO 450/451/452/453 SPD: Follow steps 1 through 7 to make wiring connections to units with either...
  • Page 15: Dimension And Weights

    14.75 x 12.90 x 5.25 in. 10.30 lbs. switch on aluminum (375 x 328 x 133mm.) (4.67 kg.) backplane Figure 3: 450/451 Dimensions (in./mm.) © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 16 ASCO 450/451/452/453 Surge Protective Device (SPD) IO-70075 Dimension and Weights 08/2020 Figure 4: 452/453 Dimensions (in./mm.) © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 17: Wiring Diagrams

    Wiring Wiring Diagrams Figure 5: Split-Phase Three-Wire Grounded Installation Figure 6: Three-Phase, Four-Wire, Grounded Wye Installation Figure 7: Three-Phase, Four-Wire, High-Leg Delta Installation © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 18: Wiring Diagrams With Circuit Breaker Connection Switch

    Connection Switch Figure 9: Three-Phase, Four-Wire, Grounded Wye Installation with Circuit Breaker Connection Figure 10: Three-Phase, Four-Wire, High-Leg Delta Installation with Circuit Breaker Connection © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 19: Ul 1283 Required Language - Emi Filters

    Surge Counter When One (1) LED Per Phase Is Illuminated. Service Ø 0.5 (4 PL.) Test Count Reset Silence 9296_R1 R 0.375 (4 PL.) © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 20: Led Status Indicators

    Surge Counter Count: (if equipped) Increments optional surge counter by one. (+1) Surge Counter Reset: (if equipped) Resets optional surge counter to zero. © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 21: Audible Alarm

    Failure to follow these instructions will result in death or serious injury. The ASCO 450/451/452/453 series SPD is provided with dry contacts. The connection for the dry contacts is located on the inside of the SPD enclosure and will accept # 22 - 14 AWG stranded or solid wire.
  • Page 22: Maintanance And Troubleshooting

    Troubleshooting If a phase LED in extinguished or the service light is on please contact ASCO Power Technologies if a module shows two green indicator lights and the display panel shows a red phase indicator light. For application questions, contact the ASCO Power Technologies Technical Assistance Group at (800) 237-4567 or customercare@ascopower.com...
  • Page 23 IO-70075 08/2020 © 2020 ASCO Power Technologies. All Rights Reserved For troubleshooting, call technical assistance at 1-800-237-4567 or customercare@ascopower.com...
  • Page 24 While every precaution has been taken to ensure accuracy and completeness in this literature, Schneider Electric assumes no 14550 58th Street North responsibility, and disclaims all liability for damages resulting from Clearwater, Florida 33760 use of this information or for any errors or omissions. se.com/us/en/work/support 1-888-778-2733 IO-70075 RevA 08-20...

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