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D-59
Masterpact NT06 to NT16
Drawout
DD383679
Using the data below, it is possible to determine the size of the copper bars and the
maximum permissible currents when making the connections to busbars for a
vertical, drawout Masterpact NT06/NT16, taking into account the ambient
temperature around the switchboard and the IP value.
Connection to be made according to the busbar drawings supplied.
For connection cable cross-sections and quantities, see page D-46.
Customer connection
Flat bars, 5 mm thick
Devices
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
NT06
Size per phase
1b 60x5 1b 60x5 1b 60x5 1b 60x5 1b 60x5 1b 60x5 1b 60x5 1b 60x5 1b 60x5 1b 60x5 1b 60x5
b
I (A)
630
630
630
630
630
630
630
630
630
630
630
NT08
Size per phase
1b 80x5 1b 80x5 1b 80x5 1b 80x5 1b 80x5 1b 80x5 1b 80x5 1b 80x5 1b 80x5 1b 80x5 1b 80x5
b
I (A)
800
800
800
800
800
800
800
800
800
800
800
NT10
Size per phase
2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5 2b 50 x 5
b
I (A)
1000 1000 1000 1000 1000 1000 1000 1000 1000 960
1000
NT12
Size per phase
2b 80x5 2b 80x5 2b 80x5 2b 80x5 2b 80x5 2b 80x5 2b 80x5 2b 80x5 2b 80x5 2b 80x5 2b 80x5
b
I (A)
1250 1250 1250 1250 1250 1230 1250 1180 1230 1130 1180
NT16
Size per phase
2b 100x5 2b 100x5 2b 100x5 2b 100x5 2b 100x5 2b 100x5 2b 100x5 2b 100x5 2b 100x5 2b 100x5 2b 100x5
b
I (A)
1560 1430 1520 1430 1480 1380 1430 1330 1380 1280 1330
b
connection not possible.
Note:
the values indicated above have been validated for Prisma Plus switchboards.
Designing customer
connections
Drawout Masterpact NT06 to NT16
Rear connection
Additional informations
Designing electrical
characteristics