MOLDED-CASE CIRCUIT BREAKERS & EARTH ... - Piti Group
MOLDED-CASE CIRCUIT BREAKERS & EARTH ... - Piti Group
MOLDED-CASE CIRCUIT BREAKERS & EARTH ... - Piti Group
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3. Special Purpose Breakers<br />
MDU Breakers<br />
NF250-SW with MDU (CC-Link)<br />
MDU panel mounting<br />
Upper<br />
side<br />
Operation/display<br />
side<br />
43.1<br />
12<br />
M3 screw<br />
Terminal<br />
PE screw(M4)<br />
104.5<br />
28.5<br />
Terminal<br />
block<br />
55<br />
38<br />
75<br />
70<br />
58.5<br />
23<br />
MDU is connected with circuit breaker via MDU connection cable.<br />
Panel<br />
Panel holder<br />
plate<br />
MDU<br />
connector<br />
M3<br />
screw<br />
Terminal<br />
cover<br />
48<br />
67.5<br />
M3 screw<br />
M3 nut<br />
85<br />
90<br />
96<br />
M3 nut<br />
90<br />
Panel<br />
thickness<br />
1~3.2mm<br />
75<br />
MDU display<br />
part<br />
R2<br />
86.5<br />
40<br />
72<br />
76<br />
Front panel cutout<br />
Space greater than the value<br />
shown in the figure below<br />
must be secured, and must be<br />
separate 10cm or more from the<br />
distribution line.<br />
For the set<br />
installation<br />
218<br />
158<br />
In case of front connection,<br />
keep space between MDU and<br />
conductor or insulation<br />
barrier too.<br />
MDU Terminal<br />
<br />
<br />
Terminal block<br />
Control power<br />
Figure of the breaker mounting<br />
is removed the terminal cover.<br />
8<br />
7<br />
6<br />
5<br />
4<br />
3<br />
2<br />
1<br />
L2<br />
L1<br />
1 2 3 4<br />
SLD DG DB DA<br />
5 6 7 8<br />
SLD DG DB DA<br />
L1L2 1 2 3 4 5 6<br />
1<br />
2<br />
3<br />
4<br />
Control power<br />
FG SLD DG DB DA<br />
5<br />
6<br />
39
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