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BETA Protecting
Low-Voltage Fuse Systems
3
NH LV HRC fuse bases
3/62
Siemens ET B1 · 10/2008
3
*
You can order this quantity or a multiple thereof.
Drill hole dimensions for base plate mounting
LV HRC fuse bases, 3 units, 1P
Sizes 000/00 and 0
Size 4
Sizes 1, 2 and 3
Sizes
Type
b
1
b
2
b
3
h
1
h
2
l
000/00
3
NH3 030, 3NH3 031,
3
NH3 032, 3NH3 035,
3
NH3 038, 3NH3 050
17 34 --
48 25.5 7.5
0
3
NH3 120, 3NH3 122 19 45 --
74 25 7.5
1
3
NH3 220, 3NH3 230 9 30 25.5 88 25 10.5
2
3
NH3 320, 3NH3 330 9 30 38.5 100 25 10.5
3
3
NH3 420, 3NH3 430 9 30 50.5 108 25 10.5
4
3
NH3 530
36 30 95 141 25 13
Note:
These LV HRC fuse bases are mounted without phase barriers.
A minimum clearance of a = 25 mm is required.
b
1
h
1
I2_11354
h
2
h
1
l
b
2
b
2
b
1
b
1
I2_11356
b
2
h
1
h
1
h
2
a
a
b
3
b
2
b
1
b
2
b
3
l
b
3
b
2
b
3
b
2
h
1
b
2
I2_11355
h
2
h
1
b
1
l
LV HRC fuse bases with swivel mechanism
Size 000/00
Sizes 1 and 3
Size 4a
h
2
f
h
1
h
1
k
g
I2_11360
g
Sizes
I
n
Type
f
g h
1
h
2
k p
A
000/00
160 3
NH7 030,
3
NH7 031,
3
NH7 032
79 --
9.5 25 7 20
1
250 3
NH7 230,
3
NH7 231,
3
NH7 232
102.5 25 19 30 10.5 25
3
630 3
NH7 330,
3
NH7 331,
3
NH7 332
122.5 25 30 30 10.5 40
4
a
1250 3
NH7 520 170 30 31.5 45 13 50
© Siemens AG 2008