Technical data
Technical changes reserved
55
6.4
Conductors copper, 5 bars (N, L1, L2, L3, PE2), PE housing
Rated current I
n
[A]
1000
1250
1600
2000
2500
3200
4000
Rated insulation voltage U
i
[V]
1000
1000
1000
1000
1000
1000
1000
Rated operating voltage U
e
[V]
1000
1000
1000
1000
1000
1000
1000
Rated frequency f [Hz]
50/60
50/60
50/60
50/60
50/60
50/60
50/60
Housing
Galvanised sheet steel painted in RAL7035
Protection type
IP55
IP55
IP55
IP55
IP55
IP55
IP55
Conductor cross-section L1,L2,L3,N
[mm²]
350
484
716
903
1129
1432
1806
Total PE cross-section [mm² eq. Cu]
470
604
850
904
1273
1590
1987
Rated short-time withstand current
3-pole, (1s) I
cw
[kA]
50
60
80
85
88
100
100
Rated peak withstand current
3-pole, I
pk
[kA]
110
132
176
187
194
220
220
Max.thermal load I²t [A²s 10
6
]
2500
3600
6400
7225
7744
10000
10000
Rated short-time withstand current
1-pole phase-N, (1s) I
cw
[kA]
30
36
48
51
53
60
60
Rated short-time withstand current
1-pole phase-PE, (1s) I
cw
[kA]
30
36
48
51
53
60
60
Rated peak withstand current
1-pole phase-N, I
pk
[kA]
66
79
106
112
116
132
132
Rated peak withstand current 1-pole,
phase-PE, I
pk
[kA]
66
79
106
112
116
132
132
Effective resistance R
20
[mΩ/m]
0.0457
0.0331
0.0223
0.0177
0.0142
0.0112
0.0089
Impedance Z
20
[mΩ/m]
0.0495
0.0372
0.0269
0.0226
0.0173
0.0127
0.0107
Effective resistance R
1
[mΩ/m]
0.0523
0.0398
0.0277
0.0218
0.0177
0.0121
0.0108
Reactance X
1
[mΩ/m]
0.0190
0.0170
0.0150
0.0140
0.0100
0.0060
0.0060
Impedance Z
1
[mΩ/m]
0.0556
0.0433
0.0315
0.0259
0.0204
0.0135
0.0123
Resistance of entire PE conductor
[mΩ/m]
0.034
0.0265
0.019
0.015
0.012
0.010
0.042
Fault loop resistance, phase-PE
[mΩ/m]
0.080
0.060
0.041
0.035
0.027
0.021
0.017
Fault loop reactance, phase-PE
[mΩ/m]
0.100
0.100
0.060
0.050
0.040
0.030
0.020
Fault loop impedance, phase-PE
[mΩ/m]
0.128
0.117
0.073
0.061
0.048
0.037
0.026
Heat loss 3RI² [W/m]
156.9
186.5
212.7
261.6
331.9
371.7
518.4
Dimensions W x H [mm]
137 x 85 137x85 137x121 137x150 137x185 137x248 137x306
Weight (IP55, IP65) [kg/m]
32.8
35.1
49.7
53.9
67.7
92.1
119
Weight when cast with casting resin
(IP68) [kg/m]
34.3
36.6
51.5
56.0
70.2
96.3
123.8
Summary of Contents for Unibar H 800 A
Page 1: ...Busbar system unibar H System manual 800 A to 4000 A...
Page 10: ...Construction and characteristics 10 Technical changes reserved...
Page 19: ...Construction and characteristics Technical changes reserved 19 Notices...
Page 40: ...Product selection 40 Technical changes reserved Copper...