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For troubleshooting, call technical assistance at 1-800-237-4567 or [email protected]
6
IO-70061
01/2020
ASCO 430 Surge Protective Device (SPD)
Introduction
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
• Do not energize the surge protective device until the electrical system is
completely installed, inspected and tested.
• Ensure all conductors are connected and functional.
• Verify the voltage rating of the device and system prior to energizing.
• Perform high-potential insulation testing, or any other tests where surge
protective device components will be subjected to voltages higher than
their rated turn-on voltage, with the neutral and surge protective device
disconnected from the power source
Failure to follow these instructions will result in death or serious injury.
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
• Apply appropriate personal protective equipment (PPE) and follow safe
electrical work practices. See NFPA 70E, NOM-029-STPS or CSA Z462.
•
This equipment must only be installed and serviced by qualified
electrical personnel.
•
Turn off all power supplying this equipment before working on or inside
equipment.
•
Always use a properly rated voltage sensing device to confirm power is
off.
• Replace all devices, doors and covers before turning on power to this
equipment.
•
This equipment must be effectively grounded per all applicable codes.
Use an equipment-grounding conductor to connect this equipment to the
power system ground.
Failure to follow these instructions will result in death or serious injury.
Proper installation is imperative to maximize the ASCO 430 SPDs effective
-
ness and performance. Follow the steps outlined in this instruction bulletin
to ensure proper installation. Read the entire instruction bulletin before
beginning the installation. These instructions are not intended to replace
national or local electrical codes. Check all applicable electrical codes to
verify compliance. Installation of ASCO 430 surge suppressors must only be
performed by qualified electrical personnel.
DANGER
DANGER
Introduction
Note:
For troubleshooting, call technical
assistance at 1-800-237-4567 or