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Kinetix 5700 iTRAK Power Supply and iTRAK Bus Conditioner Module
Fuse Replacement
The iTRAK power supply uses internal fuses (see figure) for short-circuit protection of the DC bus.
Recommended Fuses
Application
Fuse
UL/CSA
Bussmann FWP-50A14Fa
Type aR, 50 A rms,
IEC (Non-UL/CSA)
(Diameter x Length) approx
14.30 x 50.80 mm (0.563 x 2.0 in.)
Power Supply Internal Fuse
ATTENTION: Capacitors on the DC bus can retain hazardous voltages after input power has been removed. Before working on the iTRAK power supply, wait the
full-time interval as indicated in the warning on the power supply. Failure to observe this precaution could result in severe bodily injury or loss of life.
To replace the fuses, follow these steps.
1. Make sure that all input power has been removed.
2. Wait the full recommended time-interval as indicated in the warning on the power supply.
3. Remove power supply from mounting.
4. Loosen the captive screws.
There are two captive screws, one on either side of the fuse holder.
5. Grasp the top and bottom edges of the fuse holder and pull straight out.
6. Replace the fuses.
7. Insert fuse holder.
8. Tighten captive screws to 0.6 N•m (5 in•lb).
9. Install power supply per normal mounting instructions.
24
The captive screws are
inside the fuse holder.
Rockwell Automation Publication 2198T-IN001C-EN-P - October 2019
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