Dell PowerEdge 2650 Instruction Manual
Contents
1. for the 48 VDC To construct the DC input power cable perform the following steps 1 Strip the insulation from the ends of the six DC power wires exposing approximately 4 5 mm 0 175 inches of copper wire 2 Using a hand crimping tool crimp a connector contact to each DC power wire 3 Slide a piece of heat shrink tubing over the DC power cable The heat shrink tubing should be approximately 3 175 cm 1 25 inches in length 4 Insert the three black 48 VDC wires into connector housing positions 2 3 and 6 see Figure 1 1 and Table 1 1 5 Insert the three red 48 VDC return wires into connector housing positions 1 4 and 5 see Figure 1 1 and Table 1 1 6 Slide the heat shrink tubing over the DC power cable so that it overlaps the connector housing by at least 6 35 mm 0 25 inches 7 Using a heat gun shrink the tubing around the cable and connector housing Figure 1 1 Connector Housing front view Table 1 1 Connector Housing Pin Assignments Pin Description Wire Color and Size 1 48 VDC return Red 16 AWG 2 48 VDC Black 16 AWG 3 48 VDC Black 16 AWG 4 48 VDC return Red 16 AWG 5 48 VDC return Red 16 AWG 6 48 VDC Black 16 AWG Cabling Instructions for the 48 VDC 1 3 www dell com support dell com Assembling the Safety Ground Wire 1 Strip the insulation from the end of the green yellow wire exposing approximately 4 5 mm 0 175 inches of copper wire 2 Using a hand crimp2. Cabling Instructions for the 48 VDC DELL www dell com support dell com Notes Notices and Cautions NOTE A NOTE indicates important information that helps you make better use of your computer NOTICE A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in this document is subject to change without notice 2002 Dell Computer Corporation All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden Trademarks used in this text Dell and the DELL logo are trademarks of Dell Computer Corporation Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own March 2002 P N OR216 Rev A00 This document describes the requirements and wiring instructions for a 48 VDC power cable and safety ground wire for systems equipped with a 48 VDC power supply A CAUTION A qualified electrician must perform all connections to DC power and safety grounds The system must be safety grounded at the cabinet frame All electrical wiring must comply with applicable local or national codes and practices A CAU
3. TION The system chassis must be positively grounded to the rack cabinet frame Do not attempt to connect power to the system until grounding cables are connected A CAUTION An energy hazard will exist if the safety ground cable is omitted or disconnected Precaution Statements This product is intended for restricted access locations dedicated equipment rooms equipment closet or the like in accordance with Articles 110 5 110 6 110 11 110 14 and 110 17 of the National Electrical Code American National Standards Institute ANSI National Fire Protection Association NFPA 70 Wire the unit with copper only unless otherwise specified 16 American Wire Gauge AWG wire and protect it with a 7 2 ampere A minimum to a 20 A maximum protective device or a 25 A maximum protective device when used with 90 C wire Connect the equipment to a 48 VDC supply source that is electrically isolated from the AC source Ensure that the 48 VDC source is efficiently secured to earth ground A CAUTION When stranded wiring is required use approved wiring termination such as closed loop or spade type with upturned lugs These terminations should be the appropriate size for the wires and must be double crimped one on the conductor and one on the insulation A CAUTION When installing the unit the ground connection must always be made first and disconnected last to prevent an energy hazard A CAUTION Never defeat the ground conductor or oper
4. ate the equipment in the absence of a suitably installed ground conductor Contact the appropriate electrical inspection authority or an electrician if you are uncertain that suitable grounding is available Cabling Instructions for the 48 VDC 11 www dell com support dell com 1 2 Input Requirements Supply voltage 48 60 VDC Current consumption 8A Kit Contents AMP 794949 1 connector housing or equivalent AMP 350218 1 connector contacts or equivalent AMP 2 36161 5 ring tongue terminal or equivalent 6 32 nut equipped with lock washer Heat shrink tubing Required Tools Wire stripper pliers capable of removing insulation from size 16 AWG solid or stranded insulated copper wire Three UL 1061 16 AWG black wires 48 VDC Three UL 1061 16 AWG red wires 48 VDC return One UL 1015 12 AWG green yellow green with a yellow stripe wire ground AMP 90296 2 hand crimping tool or equivalent AMP 59824 1 hand crimping tool or equivalent Heat gun Assembling the DC Input Power Cable A CAUTION Before connecting safety ground or power cables to the connector ensure that the power is removed from the DC circuit To ensure that the power is off locate the circuit breaker on the DC source circuit Switch the circuit breaker to the off position and if available install an approved safety locking device to the circuit breaker or switch to prevent against another person energizing the circuit Cabling Instructions
5. ing tool crimp the ring tongue terminal to the green yellow wire Connecting the 48 VDC Power Cable and Safety Ground 1 Connect the safety ground to the grounding post on the back of the system using a 6 32 nut equipped with a locking washer see Figure 1 2 2 Plug the DC power cable into the system Figure 1 2 Safety Ground safety ground grounding post lock washer 6 32 nut 1 4 Cabling Instructions for the 48 VDC Printed in the U S A 00R216A00 P N OR216 Rev A00 DELL www dell com support dell com
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