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...
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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.
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...
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-...
– 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.
– 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-...
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...
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.
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...
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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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