Switch disconnectorsSwitch disconnectors
Main devices of sizes 2 and 3
Size |
2 |
3 |
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Switch disconnector with fuse Type 3NJ62... |
LV HRC |
...22-3 ...22-4 |
...23-1 ...24-1 ...24-2 |
...23-3 ...23-4 |
...32-3 ...32-4 |
...33-1 ...34-1 ...34-2 |
...33-3 ...33-4 |
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BS |
...82-3 ...82-4 |
...83-3 ...83-4 |
...92-3 ...92-4 |
...94-1 ...94-2 |
...93-3 ...93-4 ...33-3 ...33-4 |
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Breaking capacity |
H |
S |
H |
H |
S |
H |
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Rated insulation voltage Ui |
V |
1000 |
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Rated impulse voltage Uimp |
V |
8000 |
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Rated operational current Ie
|
A |
400 |
630 |
500 |
630 |
500 |
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For fuse links acc. to IEC 60269 |
2 and 1 |
3 and 2 |
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For BS fuse links acc. to BS 88 |
B4 |
3T1) |
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Rated operational voltage Ue |
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|
V |
-- |
-- |
690 |
230 |
440 |
500 |
690 |
500 |
690 |
|
|
V |
230 |
440 |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
Utilization category |
DC-23B |
DC-21B |
AC-22B |
AC-23B |
DC-23B |
DC-21B |
AC-22B |
AC-23B |
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Rated conditional short-circuit current |
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|
kA |
60 |
100 |
60 |
100 |
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|
kA |
60 |
55 |
66 |
60 |
55 |
66 |
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Rated making capacity |
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|
A |
-- |
-- |
1200 |
-- |
-- |
-- |
1890 |
1500 |
-- |
-- |
|
A |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
|
A |
-- |
-- |
-- |
4000 |
-- |
-- |
-- |
-- |
6300 |
5000 |
Rated breaking capacity |
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|
A |
-- |
-- |
1200 |
-- |
-- |
-- |
1890 |
1500 |
-- |
-- |
|
A |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
|
A |
-- |
-- |
-- |
3200 |
-- |
-- |
-- |
-- |
5040 |
4000 |
Endurance |
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Operating cycles total |
1000 |
1000 |
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Electrical (690 V, cos φ = 0.65) |
200 |
200 |
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Power loss (without fuse links) |
W |
158 |
357 |
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Permissible ambient temperature |
°C |
-5 ... +55 |
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Permissible mounting position |
Horizontal and vertical with bottom connection |
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Degree of protection (in operating state) |
IP41 |
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Connection type |
Main conductor connection |
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Cable lug connection |
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|
mm2 |
1x 25-300 2x 25-240 |
1x 25-300 2x 25-240 |
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|
2 x M12 |
2 x M12 |
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|
Nm |
30 |
30 |
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Clamp connection |
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|
mm2 |
2x 16-185 |
2x 16-185 |
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mm2 |
2x 16-150 |
2x 16-150 |
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|
mm2 |
2x 35-240 |
2x 35-240 |
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|
mm2 |
2x 35-300 |
2x 35-300 |
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|
Nm |
25 |
25 |
1) The fuse is available from Lawson Fuses (UK) and does not correspond to BS 88.
Auxiliary switch
Acc. to IEC 60947-5-1 |
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Rated insulation voltage Ui |
V |
690 |
Rated impulse voltage Uimp |
V |
8000 |
Rated operational current Ie |
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|
A |
8 |
|
A |
6 |
|
A |
4 |
|
A |
2 |
Electronic fuse monitoring devices, AC version (EFM10)
Size |
00 |
1 |
2/3 |
|
Apparent power consumption S |
VA |
Approx. 2.5 |
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Internal resist. of measurement circuit |
MΩ |
Rin > 6 |
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Storage temperature |
°C |
-20 ... +80 |
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Operating temperature |
°C |
5 ... +55 |
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Operating temperature (500 V or 500 A) |
°C |
5 ... +35 |
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Degree of protection in closed disconnector |
IP40 |
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Rated operational voltage of the main control switching devices |
V AC |
230 ... 690 |
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Hz |
50/60 |
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Voltage limits |
% |
± 15 |
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Signaling relay acc. to IEC 60947‑5‑1 |
A |
Ith = 1.5 |
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kV |
Uimp = 4 |
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V |
Ui = 250 |
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Load capacity of the signaling relay |
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|
V |
24 |
125 |
240 |
|
A |
1 |
0.2 |
0.1 |
|
A |
1.5 |
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Short-circuit protection |
Max. fuse protection DIAZED 2 A gLgG |
Electronic fuse monitoring devices, AC version (EFM20)
Size |
00 |
1 |
2/3 |
|
Apparent power consumption S |
VA |
Approx. 2.5 |
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Internal resist. of measurement circuit |
MΩ |
Rin > 6 |
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Storage temperature |
°C |
-20 ... +80 |
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Operating temperature |
°C |
5 ... +55 |
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Operating temperature (500 V or 500 A) |
°C |
5 ... +35 |
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Degree of protection in closed disconnector |
IP40 |
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Rated operational voltage of the main control switching devices |
V AC |
230 ... 690 |
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Hz |
50/60 |
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Voltage limits |
% |
± 15 |
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Undervoltage |
V |
375 |
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Overvoltage |
V |
425 |
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Voltage drop for faulty fuses |
V |
>13 |
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Delay time |
s |
0.1 |
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Relay 2 |
As relay 1 (fuse monitoring) |
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Storage function |
Off |
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Open/closed-circuit principle |
Closed-circuit principle |
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Mode |
Run mode |
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Menu option |
Display of voltage values / signals |
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Signaling relay acc. to IEC 60947‑5‑1 |
A |
Ith = 1.5 |
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kV |
Uimp = 4 |
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V |
Ui = 250 |
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Signaling relay 1 |
1 changeover contact for fuse monitoring only |
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Signaling relay 2 |
1 changeover contact as output for central fault OR as signaling relay 1 (presetting) |
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Load capacity of the signaling relay |
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|
V |
24 |
125 |
240 |
|
A |
1 |
0.2 |
0.1 |
|
A |
1.5 |
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Short-circuit protection |
Max. fuse protection DIAZED 2 A gLgG |
Electronic fuse monitoring devices, DC version (EFM25)
Size |
00 |
1 |
2/3 |
|
Apparent power consumption S |
VA |
Approx. 2.5 |
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Internal resist. of measurement circuit |
MΩ |
Rin > 6 |
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Storage temperature |
°C |
-20 ... +80 |
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Operating temperature |
°C |
5 ... +55 |
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Operating temperature (500 V or 500 A) |
°C |
5 ... +35 |
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Degree of protection in closed disconnector |
IP40 |
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Rated operational voltage of the main control switching devices |
V AC |
220 ... 440 |
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Voltage limits |
% |
± 15 |
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Undervoltage |
V |
200 |
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Overvoltage |
V |
240 |
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Voltage drop for faulty fuses |
V |
>20 |
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Delay time |
s |
0.1 |
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Relay 2 |
As relay 1 (fuse monitoring) |
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Storage function |
Off |
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Open/closed-circuit principle |
Closed-circuit principle |
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Mode |
Run mode |
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Menu option |
Display of voltage values / signals |
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Signaling relay acc. to IEC 60947-5-1 |
A |
Ith = 1.5 |
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kV |
Uimp = 4 |
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V |
Ui = 250 |
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Signaling relay 1 |
1 changeover contact for fuse monitoring only |
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Signaling relay 2 |
1 changeover contact as output for central fault OR as signaling relay 1 (presetting) |
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Load capacity of the signaling relay |
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|
V |
24 |
125 |
240 |
|
A |
1 |
0.2 |
0.1 |
|
A |
1.5 |
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Short-circuit protection |
Max. fuse protection DIAZED 2 A gLgG |
Ammeters
Input |
x /1 A or x /5 A |
|
Overload |
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|
1.2 times |
|
|
Double |
|
Slave pointer |
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|
min |
--- |
|
min |
15 |
Power consumption |
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|
VA |
0.6 |
|
VA |
1 |
Motorized operating mechanism
Size |
00 |
1 |
2/3 |
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Supply voltage |
V DC |
24 ± 2 |
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Current consumption |
A |
1.1 |
1.3 |
2.8 |
Service life (no limitation of switch disconnector according to IEC 60947-3) |
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Operating cycles total |
1600 |
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Operating cycles under load |
200 |
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Signal duration |
s |
Min. 0.5 or continuous signal |