IBM zSeries 800 Installation Manual

Also see for 800: Parts manual Product overview

Contents

Line Cord Wire SpecificationsTable 3-4. Line Cord SpecificationsFeatureStyle (AWG/Number ofconnections)Number ofShieldsBulk OutsideDiameter mm (in)Low Voltage (200V -240V)12/3 (single-phase) 2.5mm 2 (#12 AWG) 20 AMP1 11.3 (0.445)Line Cord Physical ProtectionIn US installations, the line cord must meet National Electric Code (NEC)requirements. If you are planning an installation on a non-raised floor, whenline cords are run on the surface of the floor, they must be protected againstphysical damage (See NEC 645-5). For other countries, local codes apply.Line Cord Wire ColorsThe zSeries 800 power cords use the following wire colors:Domestic (supplied with plug)Line 1 BrownLine 2 BlackGround Green/yellowEMEA, AP, and all others (supplied without plug)Line 1 BrownLine 2 BlueGround Green/yellowCustomer Circuit Breakers (CBs)The maximum permissible CB rating is 20A. In geographic areas where the breakersizes given are not available, the standard size circuit breaker giving the closesthigher numerical value of current rating should be used.It is recommended that a 20A CB for 200-240V be used for each of the two systempower feeds.There is no requirement for a delayed circuit breaker protecting the AC supply tothe z800, but if you are preparing a new installation site, a delayed circuit breaker isrecommended.Service Outlet (Customer-Supplied)A duplex service tool outlet should be installed within 1.5 m (5 ft) of the systemframe. The power requirement is 110V/120V for USA and Canada (other powerrequirements are country dependent). The service tool outlet should be placed onit’s own circuit breaker so it can be used when the processor frame circuit breakeris off.Unit Emergency Power Off (UEPO)There is a unit emergency power off (UEPO) switch on the front of the frame. Whentripped, the UEPO switch will immediately disconnect utility power (AC voltage) fromthe machine. All volatile data will be lost.Level 04a, June 21, 20043-4 zSeries 800: Installation Manual for Physical Planning||