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D-49
Masterpact NW08 to NW16
Fixed
Vertical mounting
Front or rear connection
Incoming via top or bottom
Busbar drawings supplied by
Schneider Electric
Dd383674.eps
Using the data below, it is possible to determine the size of the copper bars and the
maximum permissible currents when making a front or rear customer connection for
a vertical, fixed 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-45.
Customer connection
Flat bars, 5 mm thick
Device
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
NW08
Size per phase
2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5
bb
I (A)
800
800
800
800
800
800
800
800
800
800
800
NW10
Size per phase
2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5 2b 60 x 5
bb
I (A)
1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000
NW12
Size per phase
2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5
bb
I (A)
1250 1250 1250 1250 1250 1250 1250 1250 1250 1250 1250
NW16
Size per phase
2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5 2b 80 x 5
bb
I (A)
1600 1600 1600 1570 1600 1520 1570 1470 1520 1420 1470
bb
Connection impossible due to the operating-temperature limits of the devices installed in the switchboard.
Note:
the values indicated above have been validated for Prisma P switchboards.
Designingcustomerconnections
Fixed Masterpact NW08 to NW16
Additional information
Electrical characteristics