Preparation For Use; Line Voltage Selection; Power Cords - HP 3457A Service Manual

Installation 3457A
Fuse f o r 9 5 t o 132Vac O p e r a t i o n :
0 . 2 A T HP P a r t Number 2 1 1 0 - 0 2 3 5
:e
: h : $
x*.
220v
F u s e Cap f o r 9 5 t o 132Vac o p e r a t i o n :
G r a y HP P a r t Number 2 1 1 0 - 0 5 6 5
220v
240V 240V
-LINE
48-66
Hz.
30 VA MAX
I OOVac Line Selection
-LINE
48-66 Hz. 30 VA MAX
120Vac Line Selection
Fuse f o r 2 0 9 t o 264Vac o p e r a t i o n :
. 0 8 A T HP P a r t Number 2 1 1 0 - 0 7 1 9
220v
F u s e Cap f o r 2 0 9 t o 264Vac o p e r a t i o n :
B L a c k HP P a r t Number 21 1 0 - 0 5 6 7
220v
240V 240V
-LINE
48-66
Hz.
30 VA MAX
220Vac Line Selection
-LINE
48-66
Hz.
30 VA MAX
240Vac Line Selection
Figure 2-2. Line Voltage and Fuse Selection
2-5. PREPARATION FOR USE
2-6. Power Requirements
2-7. The H P 3457A requires a power source of 100, 120, 220, or 240 Vac (+5%, -lO%/o), 48Hz t o 66Hz single
phase. Power consumption is less than 30VA.
2-8. Line Voltage Selection
2-9. The line voltage selection switches are located on the rear panel be lo^^ the power connecto~- and fuse.
Figure 2-2 shows the appropriate switch positions rind fuse requirements for the vario~ls power line
voltages.
2-1 0. Power Cords
2-11. This instri~ment is ey~iipped with a t h e e - n ire power cable. This cable, when connected t o a n ap-
propriate a c power receptacle, grounds the metal parts of the cabinet. Tlie type of plug supplied with the
power cable depends upon the country of destination. Fig~lre 2-3 illustrates the power plugs available. The
HP Part Number listed below each figure is the part number for the complete power cord assembly. If the
appropriate power cord is not supplied with
Y O L I ~
instrument, nolil'y your nearest HP Sales and Service
Office and a replacement cable will be supplied.