Replace The Current Fuses - Fluke 5502A Operator's Manual

5502A
Operators Manual

Replace the Current Fuses

To prevent possible electrical shock, fire, or personal injury:
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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.
3. Lift off the fuse door.
4. Remove the fuse and replace it with a new fuse of the same rating.
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.
7-6
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.
Figure 7-2. Current Fuse Replacement
Table 7-2. Replacement Current Fuses
Part Number
3674001
3470596
 Warning
4 A/500 V
Ultra Fast
(3 A Output)
25 A/250 V
Fast
(20 A Output)
Fuse Description
4A/500 V Ultra Fast
25A/250 V Fast
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