132 Fairgrounds Road P.O. Box West Kingston, Rhode Island 02892 USA
Copyright 2000 American Power Conversion Corporation
PM3 and PM4 Series Modular Surge Protection Device SPD User’s Manual
990-0524 10/00
Contents
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Contents - continued
Tables
Figures
INTRODUCTION
INSTALLATION
TESTING
Unpacking & Preliminary Inspection
Audible Noise
LOCATION CONSIDERATIONS
Environment
Mounting and Cabinet Data
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Service Clearance
of the service entrance disconnect only
Surge Protection Devices are designed for use on the load side
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On 4-Wire Power Systems, neutral to ground bonding should be
installed per the NEC. Failure to do so could cause equipment damage
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Typical Unit Installation - Three Phase WYE, 4 Wire, plus Ground
Interconnecting Wiring
Wire Size
Parallel Connection
Always Install the SPD on the LOAD side of the main disconnect
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Phase A Phase B Neutral Ground Phase C
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ing being protected
1875
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Disconnect Switch Option
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Operation and Features
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Surge Counter Option
Status Panel Controls, Indicators, and Alarms
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Corrective Maintenance Repair
Troubleshooting
Dry Contacts Option
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Display Board Removal & Replacement Instructions
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Diagnostic Board Removal and Replacement Instructions
Surge Module Removal and Replacement Instructions
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Preventive Maintenance - Inspection and Cleaning
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APC offers the items listed in Table 4 as field replaceable items
Replacement Parts Listing
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Limited Warranty
Technical Support and Customer Service
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