WEG W22 Premium E3 Manual De Instalación, Operación Y Mantenimiento página 99

The thread types and sizes for cable inlet are specified in Table 6.4 and Table 6.5.
Frame
IEC
-
63
71
80
90
100
112
132
160
180
200
225
250
280
315
355
400
450
500
560
630
Note: explosion-proof motors are supplied with Metric or NPT threads only.
IEC
All
Note: explosion-proof motors are supplied with Metric or NPT threads only.
Unused cable entry holes in the terminal box must be properly closed to ensure the type of protection,
the degree of protection and the Equipment Protection Level (EPL) indicated on the motor nameplate.
Cable entry holes used by the user for the motor and accessory connection must be fitted with
components (such as, cable glands and conduits) that meet the applicable standards and regulations in each
country. For "Ex d" motors, conduit entries are permitted only for electrical equipment of group II.
All terminal box holes must be properly closed/protected to ensure the degree of protection, the Equipment
Protection Level (EPL) and the type of protection of the enclosure indicated on the motor nameplate.
If the motor is fitted with accessories, such as brakes and forced cooling systems, these devices must
be connected to the power supply according to the information provided on their nameplates and with
special care as indicated above.
Tabela 6.4 - Thread dimensions for inlet power cables.
NEMA Pg
EX61G -
Pg11
143/5 Pg13.5
Pg16
Pg11
182/4 Pg13.5
213/5 Pg16
Pg21
Pg11
Pg13.5
254/6
Pg16
284/6
Pg21
324/6
Pg29
Pg36
364/5
404/5
444/5
445/7
447/9
L447/9
504/5 Pg29
5008 Pg36
586/7 Pg42
588/9 Pg48
5800
6800
7000
8000
8800
9600
Tabela 6.5 - Thread dimensions for accessory cable inlet.
Frame
NEMA Pg
Pg11
Pg13.5
All
Pg16
Pg21
Threads for power cables
NPT/Rp/Gk
1/2"
1/4"
1/2"
3/4"
1/2"
3/4"
1"
1/2"
3/4"
1"
1 1/2"
1"
1 1/2"
2"
2 1/2"
3"
4"
Threads for accessory cables
NPT/Rp/Gk Metric
1/4"
1/2"
3/4"
1"
Manual of Electric Motors
www.weg.net
Metric
-
M20
M25
M20
M25
M32
M20
M25
M32
M40
M50
M32
M40
M50
M63
M72
M75
M80
M20
M25
M32
M40
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