Before Installation or Use
Inspect the Unit
Upon receipt of the MPS unit, inspect it for any obvious shipping damage. If there is damage, notify the
shipping carrier and nearest Keysight Sales and Support Office immediately (www.keysight.com
/find/assist). Save the shipping carton and packing materials in case the unit has to be returned.
Check for Items Supplied
Before getting started, check the following list and verify that you have received these items.If
anything is missing, please contact your nearest Keysight Sales and Support Office.
Supplied Items Description Part Number
MPS Mainframe kit - Includes:
Digital connector plug 8-pin digital port connector Keysight 1253-6408
Phoenix Contact 1840421
AC safety cover Safety cover for ac mains input wires Keysight 5003-2851
Safety cover screws Pan-head screw, Torx-T10, M3X0.5, 8 mm, qty 3 Keysight 0515-0372
Strain relief Strain relief bushing for ac mains input wires Keysight 1410-1919
Lockout bar Lockout bare to prevent module removal while energized Keysight 5040-1771
Lockout bar screws Slotted/T10 screw, M3X0.5, 6 mm, qty 2 Keysight 0515-5113
Foot Self-adhesive bumper foot, qty 4 Keysight 0403-1352
Power Module kit - Includes: Keysight 5066-2126
Output connector plug 4- pin dc output connector, 7.62 mm, 41 A Keysight 1254-4978
Phoenix Contact 1718504
Sense wire ferrule (qty 2) Ferrule Sleeve 16.5 mm, 0.8 mm-DIA, 22 AWG, qty 2 Keysight 0362-1830
Phoenix Contact 3200645
Output wire ferrule (qty 2) Ferrule Sleeve 19 mm, 2.8 mm-DIA, 12 AWG, qty 2 Keysight 0362-1832
Phoenix Contact 3200959
Calibration certificate Calibration certificate referenced to serial number None
Review Safety Information
This power supply is a Safety Class 1 instrument - with a protective earth terminal. This terminal must
be connected to earth ground through an ac mains equipped with an earth ground. Refer to the Safety
Summary page for general safety information. Before installation or operation, always review this
guide for specific safety warnings and instructions located at appropriate places throughout the guide.
LETHAL VOLTAGES - Power modules generate output voltages up to 160 VDC! Ensure
that all instrument connections, load wiring, load and sense connections are insulated.
2 Installing the Instrument
36 Keysight MP4300 Series Operating and Service Guide