American Power Conversion Redundant Switch Type of Rack Hole Type Hardware Required

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Appendix A: Rack-Mount Supplement

Rail hardware Different types of racks require different rail hardware.

	Type of Rack	Hole Type	Hardware Required

			For threaded holes, see rack
	Equipment Rack:	Threaded	specifications. Threaded
	usually an open	or not	holes do not require nuts.
	rack	threaded	For non-threaded holes, use
			APC hardware provided.

	APC NetShelter® ,		Cage nuts: 10-32internal
	APC NetShelter® ,		thread, APC part number
	Compaq® , IBM® ,	Square	810-2008. (See below.)
	Dell® , Vero® ,	Square	Screws: 10-32thread,
	Rittal® : enclosures		Phillips head, APC part
			number 810-0002.

			Clip nuts: 10-32internal
			thread, APC part number
	Hewlett Packard:	Round	810-2004. (See below.)
	enclosure	Round	Screws: 10-32thread,
	enclosure		Screws: 10-32thread,
			Phillips head. APC part
			number 810-0002.

	Telecommunica-		See rack specification. No
	tions open rack	Threaded	See rack specification. No
	tions open rack	Threaded	hardware provided by APC.
	with 2 or 4 poles		hardware provided by APC.
	with 2 or 4 poles

The following APC clip nuts and cage nuts, mentioned in the preceding table, are provided with the Redundant Switch:

•Clip Nut ( 810-2004)

•Cage Nut ( 810-2008)

24	APC Redundant Switch: Installation and Operation Manual

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Contents Redundant Switch APCThis manual is available in English on the enclosed CD Contents Page Before You Begin Pre-Installation Procedures Part Number Description QuantityAvailable Models Voltage Source Input Load OutputModel SU043 SU042-4Do not remove this device Model SU045-1Installation Following example shows how to attach the bracket for See Appendix a Rack-Mount Supplement Installation To the front of the Redundant Switch, connect Use two people to lift the Redundant Switch Turn on the equipment and Redundant Switch Configuration Both UPSs must be the same sine-wave modelRestart the computer on which PowerChute plus is Operation Function LED Display DescriptionYou can use a remotely operated Emergency Power Off EPO Function Status LED Indicator. The green Function Status Function Select LED Indicator. The three green FunctionLED Display Status of Source Troubleshooting Problem Possible Cause Corrective ActionsContinuously for capability to carry a load and ability to Specifications SpecificationSU043 and SU044-1 SU045 Appendix a Rack-Mount Supplement Type of Rack Hole Type Hardware Required Warranty and Service Except as provided herein, APC makes no warrantiesExpress or implied, including warranties of merchantability Fitness for a particular purpose. Some jurisdictions doWarranty and Service Life-Support Policy Page Radio Frequency Interference APC Worldwide Customer Support USA