Switch disconnectorsSwitch disconnectors
3/4-pole
General technical details
Standards |
IEC / EN 60947-1, IEC / EN 60947-3, VDE 0660 Part 7 |
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---|---|---|---|---|---|---|
Size |
000 |
00 |
1 |
2 |
3 |
|
Rated uninterrupted current (IU) |
A |
160 1) |
160 |
250 |
400 |
630 |
|
Size |
000 |
00/000 |
1 / 0 |
2 / 1 |
3 / 2 |
Conventional free-air thermal current Ith |
A |
160 1) |
160 |
250 |
400 |
630 |
Rated operational voltage (Ue) 2) |
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|
V |
690 |
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|
V |
440 |
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|
V |
240 |
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|
V |
1000 |
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Rated insulation voltage (Ui) 3) |
V |
1000 |
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Rated impulse withstand voltage (Uimp) |
kV |
8 |
1) 160 A available in combination with feeder terminal 3NP1923-1BD00, otherwise max. 100 A
2) The permissible operational voltage range is restricted for versions with fuse monitoring
3) Up to pollution degree 2, above this 690 V
See Technical specifications for fuse monitoring
Operating and short-circuit behavior
Standards |
IEC / EN 60947-1, IEC / EN 60947-3, VDE 0660 Part 7 |
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---|---|---|---|---|---|---|
Size |
000 |
00 |
1 |
2 |
3 |
|
Rated operational current Ie |
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|
A |
160 |
160 |
250 |
400 |
630 |
|
A |
160 |
160 |
250 |
400 |
630 |
|
A |
125 |
160 |
250 |
400 |
630 |
|
A |
40 |
63 |
200 |
315 |
500 |
|
A |
160 |
160 |
250 |
400 |
630 |
|
A |
50 |
125 |
250 |
400 |
500 |
|
A |
25 |
35 |
100 |
125 |
200 |
|
A |
160 |
160 |
250 |
400 |
630 |
|
A |
100 |
160 |
250 |
400 |
630 |
|
A |
80 |
100 |
200 |
250 |
400 |
|
A |
100 |
160 |
250 |
400 |
630 |
|
A |
50 |
125 |
200 |
315 |
500 |
|
A |
25 |
63 |
100 |
160 |
250 |
Rated making capacity with isolating blades at 500 V AC |
kA |
2 |
6 |
17 |
17 |
17 |
Rated conditional short-circuit current with fuses (by fast switch on) |
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|
kA |
80/80 |
80/80 |
80/50 |
80/50 |
50/50 |
|
kA |
10 |
15 |
25 |
40 |
50 |
Short-circuit strength with fuses (with closed disconnector) |
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|
kA |
120/100 |
120/100 |
120/100 |
100/100 |
100/100 |
|
kA2s |
223 |
223 |
780 |
2150 |
5400 |
|
kA |
15 |
23 |
32 |
40 |
60 |
Power loss per pole with thermal current Ith (without fuses) |
W |
5 |
5 |
8 |
14 |
30 |
Maximum power loss of the usable fuses (per fuse1)) |
W |
7.5 2) |
12 |
23 |
34 |
48 |
Mechanical endurance, operating cycles |
2000 |
2000 |
1600 |
1000 |
1000 |
1) Values are valid when using LV HRC fuses according to IEC 60269-1 (characteristics gG, gL, aM). If using fuses for semiconductor protection, please refer to the Derating table.
2) For operation up to 160 A, max. 9 W
Derating values of 3NP1 fuse switch disconnectors when using SITOR fuses
Main conductor connection
Standards |
IEC / EN 60947-1, IEC / EN 60947-3, VDE 0660 Part 7 |
|||||
---|---|---|---|---|---|---|
Size |
000 |
00 |
1 |
2 |
3 |
|
Conductor cross-section max. for circular conductors (box terminal) |
mm2 |
50 |
70 |
185 |
300 |
300 |
Busbar systems or cable lugs, max. dimensions (number x width x thickness) |
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|
mm |
-- |
24 x 12 |
25 x 18 |
34 x 18 |
40 x 18 |
|
mm |
8 x 8 |
9 x 12 |
20 x 10 |
32 x 10 |
32 x 20 |
Tightening torque |
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|
Nm |
-- |
10 ... 12 |
10 ... 12 |
10 ... 12 |
10 ... 12 |
|
Nm |
3.5 ... 4 |
10 |
10 |
25 |
25 |
Other properties
Standards |
IEC / EN 60947-1, IEC / EN 60947-3, VDE 0660 Part 7 |
|||||
---|---|---|---|---|---|---|
Size |
000 |
00 |
1 |
2 |
3 |
|
Degree of protection |
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|
IP40 (switch closed) / IP20 (switch open) |
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|
IP30 (switch closed) / IP20 (switch open) |
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Ambient conditions |
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|
°C |
-25 ... +55 |
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|
°C |
-50 ... +80 |
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|
Vertical and horizontal (no derating) |
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Pollution degree, max. |
3 (2 for versions with fuse monitoring) |
1) Temperature range may be restricted by the fuses to be used – please note the technical specifications of the fuses