5502A
Operators Manual
7-6
Replace the Current Fuses
Warning
To prevent possible electrical shock, fire, or personal injury:
•
Replace a blown fuse with exact replacement only for
continued protection against arc flash.
•
Disconnect the mains power cord before you remove the
bottom fuse cover.
•
Use only specified replacement fuses.
•
Have an approved technician repair the Product.
Access the current fuses from the bottom of the Calibrator. These fuses are the 3A and
20A outputs protection from over-current. Table 7-2 shows the fuse part numbers for the
two current fuses. To replace a current fuse:
1.
Turn the Calibrator over on its top.
2.
Remove the two screws with a Phillips head screwdriver as shown in Figure 7-2.
4 A/500 V
Ultra Fast
(3 A Output)
25 A/250 V
Fast
(20 A Output)
gjh068.eps
Figure 7-2. Current Fuse Replacement
3.
Lift off the fuse door.
4.
Remove the fuse and replace it with a new fuse of the same rating.
Table 7-2. Replacement Current Fuses
Part Number
Fuse Description
3674001
4A/500 V Ultra Fast
3470596
25A/250 V Fast
To ensure safety, use exact replacement only.
5.
Replace the fuse door over the fuse compartment.
6.
Install the two screws to hold the fuse door in position.
Summary of Contents for 5502A
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