Checking And Replacing Fuses; Power Supply Contactor Unit - YASKAWA NX100 Maintenance Manual

5.1 Replacing NX100 Parts
5.1.3

Checking and Replacing Fuses

Power Supply Contactor Unit

The types of fuses on power supply contactor unit (JZRCR-NTU
Parts No.
1FU, 2FU
3FU
(1FU)
Fuse for AC control
power supply
If a fuse appears to be blown (see "8.3 Alarm Message List"), remove each fuse shown
above and check the continuity with an electric tester. If the fuse is blown, replace it with the
same type of fuse (supplied).
NOTE
Determine and correct the cause of the blown fuse. If the problem is uncorrected, the fuse
may blow again.
Fuse Name
Control Power Supply Fuse
Brake Fuse
(2FU)
1FU
10A 250V
Fuse Position
Specification
250V,10A, Time Lag Fuse
(326010, 250V, 10A (Littelfuse))
SDP50, 5A, 125V
(Daito Communication Apparatus
Co., Ltd.)
4X
2FU
10A 250V
3X
2X
1X
5-13
.
) are as follows
(3FU)
Brake fuse