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BETA Protecting
Low-Voltage Fuse Systems
3
NP LV HRC fuse switch disconnectors
3/77
Siemens ET B1 · 10/2008
3
*
You can order this quantity or a multiple thereof.
Version
For fuse switch
disconnectors
DT Order No.
Price
per PU
PG PU PS*/
P. unit
Weight
per PU
approx.
Unit(s) Unit(s) kg
Three-phase busbars
3
NP40 1
3
NY1 237
Modular width 90 mm = 5 MW
For
I
u
max = 225 A
For 2 switch disconnectors
A
3
NY1 237
103 1
1
0.265
3
NY1 238
Permissible connection 25 mm
2
or supply terminal
For 3 switch disconnectors
A
3
NY1 238
103 1
1
0.434
For 4 switch disconnectors
A
3
NY1 438
103 1
1
0.650
3
NY1 263
Link rails
A
3
NY1 263
103 1
1
0.267
Covers
3
NP40 1
A
3
NY1 265
103 1
1
0.012
For 1 blank space in 3NY1 238
Feeder terminals
(1
Set = 3 units)
For
I
u
max = 225 A
Conductor cross-section
solid/stranded:
25
mm
2
... 95
mm
2
Finely stranded with end sleeve:
16
mm
2
... 70
mm
3
NY1 236
3
NP40 1
A
3
NY1 236
103 1
1
0.262
3
NY7 481
Overreaching protections
3
NP42 7
3
NP43
3
NP44
A
3
NY7 481
103 1
1
0.021
Sealing pins
(1
package = 10 units)
3
NP42 7
3
NP43
3
NP44
A
3
NY7 482
103 1
10 0.056
Bar thickness compensations
(1
Assembly kit = 5 units) for
only 5 mm thick busbars
3
NP42 7
3
NP43
A
3
NY7 381
103 1
1
0.064
Fuse carriers
Gray with inscription label with
voltage inspection holes
3
NP40 1
B
3
NY7 003
103 1
1
0.160
3
NP40 7
B
3
NY7 001
103 1
1
0.220
3
NY3 035
Auxiliary switches 1 CO
3
NP40 1 up to 3NP44
}
3
NY3 035
103 1
1
0.004
For sizes 000 and 00 with self-
tapping screws for sizes 1 to 3
to clip on
Electronically optimized
B
3
NY3 030
103 1
1
0.004
Fuse links
Size 000
3
NP40 1
With non-insulated grip lugs,
operational class gL/gG for
cable and line protection,
mounting width 21 mm
according to IEC 60269-2-1 and
DIN 43620
400
V/125 A
A
3
NY1 822
013 1
3
0.130
400
V/160 A
B
3
NY1 824
013 1
3
0.129
Signal leads
For connection to output socket
of fuse monitoring, size 00
1-
m cable with connector
3
NP40 7
B
3
NY1 910
103 1
1
0.097
3-
m cable with connector
3
NP40 7
B
3
NY1 911
103 1
1
0.261
© Siemens AG 2008