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D-24
Designing Linergy busbars
Additional informations
Permissible current and selection of Linergy busbars
The goal is to optimise busbar size according to the installation and operating criteria.
Lateral Linergy busbars
Linergy bar
Type of bars
Permissible current (A)
Ambient temperature around the switchboard
25 °C
30 °C
35 °C
40 °C
45 °C
50 °C
IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31
Linergy 630
750
680
710
630
680
590
630
550
590
530
550
b
Linergy 800
920
840
880
800
840
760
800
720
760
680
720
b
Linergy 1000
1140 1040 1090 990
1040 950
990
900
950
850
900
b
Linergy 1250
1410 1290 1350 1230 1290 1170 1230 1100 1170 1050 1100
b
Linergy 1600
1800 1650 1720 1580 1650 1480 1580 1390 1480 1320 1390
b
Linergy 2000 (2 x 1000)
2200 2000 2100 1900 2000 1820 1900 1720 1820 1620 1720
b
Linergy 2500 (2 x 1250)
2740 2500 2620 2380 2500 2260 2380 2120 2260 2020 2120
b
Linergy 3200 (2 x 1600)
3480 3200 3340 3060 3200 2920 3060 2780 2920 2640 2780
b
Example
A Linergy channelled bar can be used for a 1650 A current with an IP
y
31 and an
ambient temperature around the switchboard of 35 °C.
Rear Linergy busbars
Linergy bar
Type of bars
Permissible current (A)
Ambient temperature around the switchboard
25 °C
30 °C
35 °C
40 °C
45 °C
50 °C
IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31 IP
y
31 IP > 31
Linergy 630
750
680
710
630
680
590
630
550
590
530
550
b
Linergy 800
920
840
880
800
840
760
800
720
760
680
720
b
Linergy 1000
1140 1040 1090 990
1040 950
990
900
950
850
900
b
Linergy 1250
1410 1290 1350 1230 1290 1170 1230 1100 1170 1050 1100
b
Linergy 1600
1800 1650 1720 1580 1650 1480 1580 1390 1480 1320 1390
b
connection impossible due to the operating-temperature limits of the devices
installed in the switchboard.
b
DD381233
DD381234
DD381235
DD381236
630 A bar.
Cat. no. 04502.
800 A bar.
Cat. no. 04503.
1000 A bar.
Cat. no. 04504.
1250 A bar.
Cat. no. 04505.
DD381237
1600 A bar.
Cat. no. 04506.
Note:
the values indicated above have been validated for Prisma Plus switchboards.
Designing electrical
characteristics