Dell PowerEdge 2950 Instruction Manual
Contents
1. A ANSI NFPA 70 I AWG 10 909C 30 A 48 V 1 48 VDC 48 VDC SELV2. Dell Inc 2007 3 P N GJ891 A04 48 VDC 48 VDC
3. 1 2 11 1 4 1 WAM RE Bee 2 3 4 8 32 IRIE 48 VDC FRA 48 VDC 948 VDC 12 48VDC 0GJ891A04 Printed in the U S A
4. 1 4 5 mm 0 175 2 3 8 1 3 4 5 ffi L 48 VDC 2 48 VDC 2 48 VDC 1 1 1 1 1 1 1 1 1 1 1 1 3 Tyco 556879 3 GHE 1 2 3 1 2 1 48 VDC 10 AWG 2 48 VDC 10 AWG 3 48 VDC 10 AWG 1 4 5 mm 0 175 2 3 8 32 48 VDC
5. 48 VDC A lt ar 48 60 VDC 20A AX 48 VDC 9 e Tyco 556879 3 1 e Tyco 556880 2 3 Lee ay 20 AMP 2 320568 2 1
6. ee 48 32 1 ee K Alpha 3080 65 30 e UL1015 10AWG 2m oe 48 VDC e UL 1015 10 AWG 2m K BAER UL1015 10AWG 2m UL1015 10AWG 2m AMP 90871 1 48 VDC 1 1 f S 4 5 Ka 10 AX 48 VDC
7. exposing approximately 4 5 mm 0 175 inches of copper wire 2 Using a hand crimping tool crimp the ring tongue terminal to the green yellow wire 3 Connect the safety ground to the grounding post on the back of the system using a 8 32 nut equipped with a locking washer see Figure 1 2 Figure 1 2 Power Supply Safety Ground 1 2 3 1 green yellow safety ground 2 grounding post 3 locking washer 4 8 32 nut Connecting the 48 VDC Power Cable To connect the 48 VDC power cable plug the 48 VDC power cable into the system power supply 6 Cabling Instructions for the 48 VDC Power Supply Dell PowerEdge 2950 AX 48 VDC www dell com support dell com K A 2006 2007 Dell Inc Dell Inc Dell DELL PowerEdge Dell Inc
8. Dell PowerEdge 2950 Systems Cabling Instructions for the 48 VDC Power Supply Dell PowerEdge 2950 AX 48 VDC www dell com support dell com Dell PowerEdge 2950 Systems Cabling Instructions for the 48 VDC Power Supply www dell com support dell com Notes Notices and Cautions K 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 CAUTION A CAUTION indicates a potential for property damage personal injury or death Information in this document is subject to change without notice 2006 2007 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo and PowerEdge are trademarks of Dell Inc 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 Inc disclaims any proprietary interest in trademarks and trade names other than its own March 2007 P N GJ891 Rev A04 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 CAUTION This equipment is designed to permit th
9. e connection of the earthed conductor of the DC supply circuit to the earthing conductor at the equipment See installation instructions This equipment is designed to permit the connection of the earthed conductor of the DC supply circuit to the earthing conductor at the equipment If this connection is made all of the following conditions must be met This equipment shall be connected directly to the DC supply system earthing electrode conductor or to a bonding jumper from an earthing terminal bar or bus to which the DC supply system earthing electrode conductor is connected This equipment shall be located in the same immediate area such as adjacent cabinets as any other equipment that has a connection between the earthed conductor of the same DC supply circuit and the earthing conductor and also the point of earthing of the DC system The DC system shall not be earthed elsewhere The DC supply source shall be located within the same premises as this equipment Switching or disconnecting devices shall not be in the earthed circuit conductor between the DC source and the point of connection of the earthing electrode conductor 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 CAUTION The system chassis must be positively grounded
10. ircuit 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 To construct the DC input power cable perform the following steps 1 Strip the insulation from the ends of the 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 To connect the optional connector ground insert the green 48 VDC ground into connector housing position see Figure 1 1 and Table 1 1 NOTICE Figure 1 1 shows the connector housing and pin locations as viewed from the back of the connector 4 Insert the black 48 VDC wire into connector housing position 2 see Figure 1 1 and Table 1 1 5 Insert the red 48 VDC return wire into connector housing position 3 see Figure 1 1 and Table 1 1 Figure 1 1 Tyco Connector 556879 3 Housing Positions Viewed from Back of Connector aie Table 1 1 Connector Housing Pin Assignments Pin Description Wire Color and Size 1 48 VDC ground optional Green 10 AWG 2 48 VDC Black 10 AWG 3 48 VDC return Red 10 AWG Cabling Instructions for the 48 VDC Power Supply 5 Assembling and Connecting the Safety Ground Wire 1 Strip the insulation from the end of the green yellow wire
11. nected lastto prevent an energy hazard Cabling Instructions for the 48 VDC Power Supply 3 CAUTION Never defeat the ground conductor or operate 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 Input Requirements Supply voltage 48 60 VDC Current consumption 20 A maximum Kit Contents e Tyco 556879 3 connector housing 1 or equivalent e Tyco 556880 2 connector contacts 3 or equivalent e AMP 2 320568 2 ring tongue terminal 1 or equivalent e 8 32 nut equipped with lock washer 1 Required Tools e Wire stripper pliers capable of removing insulation from size 10 AWG solid or stranded insulated copper wire K NOTE Use alpha wire part 3080 or equivalent 65 30 stranding e One UL 1015 10 AWG 2 m maximum stranded black wire 48 VDC e One UL 1015 10 AWG 2 m maximum stranded red wire 48 VDC return One UL 1015 10 AWG 2 m maximum green stranded wire optional connector ground e One UL 1015 10 AWG 2 m maximum green yellow green with a yellow stripe stranded wire safety ground e AMP 90871 1 hand crimping tool or equivalent 4 Cabling Instructions for the 48 VDC Power Supply Assembling the DC Input Power Cable CAUTION Before connecting safety ground or power cables to the connector ensure that the power is removed from the DC c
12. 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 the National Electrical Code American National Standards Institute ANSI National Fire Protection Association NFPA 70 Wire the unit with copper only unless otherwise specified 10 American Wire Gauge AWG wire rated minimum 90 C in parallel for source and return Protect the 48 V 1 wire with a branch circuit overcurrent protection rated 30 A rated for DC with a high interrupt current rating Connect the equipment to a 48 VDC supply source that is electrically isolated from the AC source reliably grounded 48 VDC SELV source Ensure that the 48 VDC source is efficiently secured to earth ground A readily accessible disconnect device that is suitably approved and rated shall be incorporated in the field wiring 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 CAUTION When installing the unit the ground connection must always be made first and discon
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