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 />
NF630-SEP, NF630-HEP, NF800-SEP, NF800-HEP with MDU<br />
Front-Connection<br />
110<br />
32<br />
Trip<br />
button<br />
PE<br />
14<br />
40<br />
51<br />
140<br />
210<br />
3-pole<br />
85<br />
90<br />
Insulating barrier<br />
(removable)<br />
Mounting hole<br />
Current<br />
indication LED<br />
OVER<br />
PAL<br />
MDU<br />
70%<br />
MDU<br />
terminal<br />
cover<br />
70<br />
35<br />
210<br />
280<br />
50<br />
4-pole<br />
32<br />
102<br />
8<br />
15<br />
Conductor t max. 94.5<br />
600AF t8<br />
800AF t12<br />
87 275 87<br />
Neutral<br />
pole<br />
φ14<br />
M12 bolt<br />
51<br />
75<br />
30<br />
5<br />
97<br />
103<br />
φ14<br />
107<br />
131<br />
155<br />
8<br />
φ8<br />
8<br />
600AF 44<br />
800AF 46<br />
15<br />
600AF 44<br />
800AF 46<br />
Dimension of terminal<br />
directly connected to<br />
conductor<br />
φ8.5<br />
40<br />
22<br />
600AF 24<br />
800AF 26<br />
12<br />
Conductor t max.<br />
600AF t8<br />
800AF t10<br />
Conductor drilling for<br />
direct connection<br />
70<br />
3-pole<br />
Breaker<br />
M6 taps<br />
or φ7<br />
Drilling plan<br />
70<br />
4-pole<br />
243<br />
Rear-Connection<br />
Front-plate cutout<br />
1mm clearance on each<br />
side of handle.<br />
Mounting<br />
plate<br />
Connection<br />
allowance<br />
25<br />
Stud can be<br />
rotated 90°<br />
MDU<br />
M6 taps<br />
or φ7<br />
Breaker<br />
Eddy-current<br />
heat-reducing slit<br />
5<br />
4-pole<br />
(Load side of breaker mounting has given<br />
the space to pass wires to the terminal.)<br />
4-pole<br />
15<br />
10<br />
3-pole<br />
Breaker<br />
3-pole<br />
Breaker<br />
8<br />
40<br />
243<br />
295<br />
12.5<br />
243<br />
R6<br />
R6<br />
13<br />
46<br />
10<br />
113<br />
110<br />
32<br />
φ13<br />
M12 bolt<br />
8<br />
140<br />
M6 breaker<br />
mounting<br />
screw<br />
70<br />
140<br />
φ48<br />
70<br />
70<br />
210<br />
6<br />
(86)<br />
51<br />
46<br />
138<br />
172<br />
51<br />
92<br />
3-pole<br />
4-pole<br />
172<br />
Drilling plan<br />
<br />
<br />
Note:The drilling plan is different if insulating barriers are installed.<br />
CC-Link ; only MDU panel mounting<br />
NF400-SEP, NF400-HEP, NF630-SEP, NF630-HEP, NF800-SEP, NF800-HEP with MDU (CC-Link)<br />
MDU panel mounting<br />
MDU is connected with circuit breaker via MDU connection cable.<br />
MDU Terminal<br />
Figure of the breaker mounting<br />
is removed the terminal cover.<br />
Upper<br />
side<br />
43.1<br />
Operation/display<br />
side<br />
M3 screw<br />
38<br />
Terminal<br />
PE screw(M4)<br />
104.5<br />
12<br />
28.5<br />
Terminal<br />
block<br />
55<br />
75<br />
70<br />
58.5<br />
23<br />
Panel<br />
Panel holder<br />
plate<br />
MDU<br />
connector<br />
48<br />
M3<br />
screw<br />
67.5<br />
Terminal<br />
cover<br />
M3 screw<br />
M3 nut<br />
85<br />
90<br />
96<br />
M3 nut<br />
Panel<br />
thickness<br />
1~3.2mm<br />
90<br />
75<br />
MDU display<br />
part<br />
R2<br />
86.5<br />
40<br />
72<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 />
76<br />
Front panel cutout<br />
Type<br />
NF400-SEP<br />
NF400-HEP<br />
NF630-SEP<br />
NF800-SEP<br />
NF630-HEP<br />
NF800-HEP<br />
For the set<br />
installation<br />
A<br />
263<br />
393<br />
272<br />
282<br />
B<br />
205<br />
205<br />
221<br />
221<br />
402 221<br />
A<br />
B<br />
In case of front connection,<br />
keep space between MDU<br />
and conductor or insulation<br />
barrier too.<br />
<br />
<br />
Terminal block<br />
Control power<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 />
FG SLD DG DB DA<br />
5<br />
Control power<br />
6<br />
41
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