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D-54
Additional information
Electrical characteristics
Drawout Masterpact NT06 to NT16
Rear connection
Incoming via top or bottom
Busbar drawings supplied by
Schneider Electric
Dd383679.eps
Using the data below, it is possible to determine the size of the copper bars and the
maximum permissible currents when making a customer 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-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
NT06
Size per phase 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5 1b 60 x 5
bb
I (A)
630
630
630
630
630
630
630
630
630
630
630
NT08
Size per phase 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5 1b 80 x 5
bb
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
bb
I (A)
1000 1000 1000 1000 1000 1000 1000 1000 1000 960
1000
NT12
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 1230 1250 1180
1230 1130
1180
NT16
Size per phase 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5 2b 100 x 5
bb
I (A)
1560 1430 1520 1430 1480 1380 1430 1330 1380 1280 1330
bb
Connection impossible due to the operating-temperature limits of the devices installed in the switchboard.
Customer connection
Flat bars, 10 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
NT06 Size per phase 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10
bb
I (A)
630
630
630
630
630
630
630
630
630
630
630
NT08 Size per phase 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10
bb
I (A)
800
800
800
800
800
800
800
800
800
800
800
NT10 Size per phase 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10 1b 50 x 10
bb
I (A)
1000
1000
1000
1000
1000
1000
1000
1000
1000
960
1000
NT12 Size per phase 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10 1b 80 x 10
bb
I (A)
1250
1250
1250
1250
1250
1210
1250
1160
1210
1110
1160
NT16 Size per phase 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10 1b100 x 10
bb
I (A)
1560
1430
1520
1430
1480
1380
1430
1330
1380
1280
1330
bb
Connection impossible due to the operating-temperature limits of the devices installed in the switchboard.
Canalis connection
For Canalis connections, apply the appropriate derating coefficient K.
Device
NT06
NT08
NT10
NT12
NT16
Derating coefficient K
1
1
1
1
0,98
Note:
the values indicated above have been validated for Prisma P switchboards.
Designingcustomerconnections
Drawout Masterpact NT06 to NT16