User Manual – Rev AJ
3.15 Fuse Box Accessory
An Output Fuse Box (P/N 7003-426-1) is provi
cabinets. This fuse box prov
amplifiers in different chassis in case of a system malfunction.
Each fuse is capable of sustaining up to 125 Arms of AC current, which is the maximum
available current per MX amplifier.
Each fuse box has 9 sets of 3 fuses for phase A, phase B and phase C. Each fuse terminal is
lined up with a strain relief on each side of the box. The outputs from the MX45 cabinets connect
to the "MX 45 SOURCE" side of fuse box. The outputs of the fuse box (marked "JUNCTION
BOX" are normally routed to the 7003-416-1 Junction box (marked "MX SYSTEM OUTPUT")
where the outputs of the various cabi
connected to the "LOAD" side of the junction box.
Note: The Fuse box enclosure must be connected to Earth ground using the provided
ground stud.
Dimensions 7003-426-1:
W x L x H Chassis
Feet height:
Strain relief hole size:
MX Series
ded with MX systems consisting of more than 2
ides protection against excessive current circulating between
nets are combined for each phase. The load can then be
Figure 3-22: 7003-426-1 Output Fuse Box
12.125 " x 16.125" x 4.125"
0.875
1.5" diameter
California Instruments
308 x 410 x 105 mm
22 mm
38 mm diameter
73