Siemens AC-21 Brochure page 32

Fuses and Fuse Systems
Introduction
For switch disconnectors
Type Type
For SENTRIC 3KL5, 3KL6 and 3KM5 switch disconnectors with fuses
3KL50 3KM50
3KL52 3KM52
3KL55 3KM55
7
3KL55 3KM55
3KL57 3KM57
3KL61, 3KM57
3KL62
3KL61,
3KL62
3KL61,
3KL62
1) If a cyclic load is applied, it may be necessary to further reduce the cur-
rents (please inquire about precise values).
■
Further information
Further combinations are available on request!
For further information on fuses, see Catalog
SITOR Configuration, Order No.: E20001-A700-P302-X-7600.
7/32 Siemens LV 10 · 2004
Permissible load cur- Required conductor
rent of the SITOR cross-section
semiconductor protec- Cu
tion fuse in the switch
1)
disconnector
2
A mm
25 4
33 6
45 10
54 16
68 25
89 35
105 50
130 70
32 6
40 10
50 10
63 16
80 25
95 35
120 50
150 70
90 35
110 50
140 70
175 95
210 120
240 185
265 240
290 240
320 2 × 150
2)
340, 360 (290) 240
2)
380, 400 (320) 2 × 150
2)
440, 470 (360) 2 × 150
2)
500, 530 (400) 2 × 185
2)
540, 580 (400) 2 × 185
2)
600, 640 (400) 2 × 200
2)
630, 720 (400) 2 × 200
2)
630, 800 (460) 2 × (50 × 5)
2)
200, 200 (175) 120
2)
260, 260 (230) 240
2)
370, 370 (340) 240 or 40 × 8
2)
425, 450 (380) 2 × (30 × 5)
2)
600, 630 (400) 2 × (40 × 5)
145 70
180 95
225 120
255 185
330 240
400 240
135 70
180 95
225 120
300 240
425 2 × 150
800 (630) 2 × (60 × 6)
SITOR semiconductor protection fuse
Size Opera- Rated Rated
tional current voltage
class
A V
00 gR 25 690
35
50
63
aR 80 690
100
125
160
0 gR 32 1000
40
50
63
aR 80 1000
100
125
160
1 aR 100 1000
125
160
200
250
aR 315 1000
350
400
450
2 aR 400 1000
450
500
560
aR 630 1000
710 900
800 800
900 690
aR 250 800
315
450
500 800
710 800
3 gR 150 500
200
250
gR 300 500
350
400
gR 150 660
200
250
350
500
aR 1000 600
* This quantity or a multiple thereof can be ordered.
DT Order No. PS* Weight
per PU
approx.
kg
}
3NE8 015–1 1 unit 0.205
}
3NE8 003–1 1 unit 0.204
}
3NE8 017–1 1 unit 0.203
}
3NE8 018–1 1 unit 0.205
}
3NE8 020–1 1 unit 0.203
}
3NE8 021–1 1 unit 0.205
}
3NE8 022–1 1 unit 0.213
}
3NE8 024–1 1 unit 0.207
}
3NE4 101 1 unit 0.278
}
3NE4 102 1 unit 0.277
}
3NE4 117 1 unit 0.276
}
3NE4 118 1 unit 0.279
}
3NE4 120 1 unit 0.276
}
1 unit 0.278
3NE4 121
}
3NE4 122 1 unit 0.279
}
3NE4 124 1 unit 0.279
}
3NE3 221 1 unit 0.580
}
3NE3 222 1 unit 0.568
}
3NE3 224 1 unit 0.573
}
3NE3 225 1 unit 0.570
}
3NE3 227 1 unit 0.580
}
3NE3 230–0B 1 unit 0.585
}
3NE3 231 1 unit 0.590
}
3NE3 232–0B 1 unit 0.576
}
3NE3 233 1 unit 0.720
}
3NE3 332–0B 1 unit 0.759
}
3NE3 333 1 unit 0.748
}
3NE3 334–0B 1 unit 0.753
}
3NE3 335 1 unit 0.756
}
3NE3 336 1 unit 0.760
}
3NE3 337–8 1 unit 0.762
}
3NE3 338–8 1 unit 0.764
B 3NE3 340–8 1 unit 0.753
}
3NE4 327–0B 1 unit 0.753
}
3NE4 330–0B 1 unit 0.760
}
3NE4 333–0B 1 unit 0.760
}
3NE4 334–0B 1 unit 0.754
}
3NE4 337 1 unit 0.761
}
3NC2 423–3 3 units 1.060
}
3NC2 425–3 3 units 1.050
}
3NC2 427–3 3 units 1.060
}
3NC2 428–3 3 units 1.070
}
3NC2 431–3 3 units 1.050
}
3NC2 432–3 3 units 1.060
}
3NC8 423–3 3 units 1.060
}
3NC8 425–3 3 units 1.060
}
3NC8 427–3 3 units 1.060
}
3NC8 431–3 3 units 1.070
}
3NC8 434–3 3 units 1.060
C 3NC8 444–3 1 unit 1.080