With engineering supervision 2 AWG or larger grounded neutral conductors can be run parallel in existing installations. This is typical for branch circuits. C$�,A��W0��~�gxܔF�AK�;e�=8��s�?>���.$��*ר��}ؼ�n�~a���FC��Ed�=#��2ɵ�.�����v�_ϛ�n��}Uz�zSR*�6�8n����N��z>��ӗ�R>>����~w�pعy 0000016843 00000 n
The grounded conductor shall be permitted to be smaller than the ungrounded conductors, provided that the requirements of Sections 215.2, 220.61, and 230.42 are met. This article contains the general requirements for conductors, such as insulation mark-ings, ampacity ratings, and conductor use. Article 310 doesn’t apply to conductors that are part of fl exible cords, fi xture wires, or con-ductors that are an integral part of equipment [90.6 and 300.1(B)]. For motor load calculations, refer to Article 430. With the 2017 revision, 310.15(B)(20) replaces Table 310.30. Exception No. With the 2017 revision, 310.15(B)(17) replaces Table 310.17. (b) More than One Conduit, Tube, or Raceway. 3233 14
Exception No. Allowable Ampacities of Insulated Conductors, Rated 0 through 2000 Volts, 60° through 90°C (140° through 194°F) Not More than Three Current Conductors in Raceway, Cable, or Earth (Directly Buried) Based on Ambient Temperature of 30°C (86°F), Temperature Rating of Conductor (See Table 310.13), Types RHW, THHW, THW, THWN, XHHW, USE, ZW, Types TBS, SA, SIS, FEP, FEPB, MI, RHH, RHW-2, THHN, THHW, THW-2, THWN-2 USE-2, XHH, XHHW, XHHW-2, ZW-2, Types TBS, SA, SIS, THHN, THHW, THW-2, THWN-2, RHH, RHW-2, USE-2, XHH, XHHW, XHHW-2, ZW-2.
0000001895 00000 n
0000010892 00000 n
0000038216 00000 n
For voltages up to 2000, it is 14 AWG for copper and 12 AWG for aluminum or copper-clad aluminum.
0000003004 00000 n
Spacing between conduits, tubing, or … 0000007000 00000 n
If smaller than 1/0 AWG, used for control power to indicating instruments, relays, and similar devices, and in the same raceway, each individual conductor can carry the entire load and the overcurrent rating is not larger than the ampacity of any single conductor.
With engineering supervision 2 AWG or larger grounded neutral conductors can be run parallel in existing installations. This is typical for branch circuits. C$�,A��W0��~�gxܔF�AK�;e�=8��s�?>���.$��*ר��}ؼ�n�~a���FC��Ed�=#��2ɵ�.�����v�_ϛ�n��}Uz�zSR*�6�8n����N��z>��ӗ�R>>����~w�pعy 0000016843 00000 n
The grounded conductor shall be permitted to be smaller than the ungrounded conductors, provided that the requirements of Sections 215.2, 220.61, and 230.42 are met. This article contains the general requirements for conductors, such as insulation mark-ings, ampacity ratings, and conductor use. Article 310 doesn’t apply to conductors that are part of fl exible cords, fi xture wires, or con-ductors that are an integral part of equipment [90.6 and 300.1(B)]. For motor load calculations, refer to Article 430. With the 2017 revision, 310.15(B)(20) replaces Table 310.30. Exception No. With the 2017 revision, 310.15(B)(17) replaces Table 310.17. (b) More than One Conduit, Tube, or Raceway. 3233 14
Exception No. Allowable Ampacities of Insulated Conductors, Rated 0 through 2000 Volts, 60° through 90°C (140° through 194°F) Not More than Three Current Conductors in Raceway, Cable, or Earth (Directly Buried) Based on Ambient Temperature of 30°C (86°F), Temperature Rating of Conductor (See Table 310.13), Types RHW, THHW, THW, THWN, XHHW, USE, ZW, Types TBS, SA, SIS, FEP, FEPB, MI, RHH, RHW-2, THHN, THHW, THW-2, THWN-2 USE-2, XHH, XHHW, XHHW-2, ZW-2, Types TBS, SA, SIS, THHN, THHW, THW-2, THWN-2, RHH, RHW-2, USE-2, XHH, XHHW, XHHW-2, ZW-2.
0000001895 00000 n
0000010892 00000 n
0000038216 00000 n
For voltages up to 2000, it is 14 AWG for copper and 12 AWG for aluminum or copper-clad aluminum.
0000003004 00000 n
Spacing between conduits, tubing, or … 0000007000 00000 n
If smaller than 1/0 AWG, used for control power to indicating instruments, relays, and similar devices, and in the same raceway, each individual conductor can carry the entire load and the overcurrent rating is not larger than the ampacity of any single conductor.
With engineering supervision 2 AWG or larger grounded neutral conductors can be run parallel in existing installations. This is typical for branch circuits. C$�,A��W0��~�gxܔF�AK�;e�=8��s�?>���.$��*ר��}ؼ�n�~a���FC��Ed�=#��2ɵ�.�����v�_ϛ�n��}Uz�zSR*�6�8n����N��z>��ӗ�R>>����~w�pعy 0000016843 00000 n
The grounded conductor shall be permitted to be smaller than the ungrounded conductors, provided that the requirements of Sections 215.2, 220.61, and 230.42 are met. This article contains the general requirements for conductors, such as insulation mark-ings, ampacity ratings, and conductor use. Article 310 doesn’t apply to conductors that are part of fl exible cords, fi xture wires, or con-ductors that are an integral part of equipment [90.6 and 300.1(B)]. For motor load calculations, refer to Article 430. With the 2017 revision, 310.15(B)(20) replaces Table 310.30. Exception No. With the 2017 revision, 310.15(B)(17) replaces Table 310.17. (b) More than One Conduit, Tube, or Raceway. 3233 14
Exception No. Allowable Ampacities of Insulated Conductors, Rated 0 through 2000 Volts, 60° through 90°C (140° through 194°F) Not More than Three Current Conductors in Raceway, Cable, or Earth (Directly Buried) Based on Ambient Temperature of 30°C (86°F), Temperature Rating of Conductor (See Table 310.13), Types RHW, THHW, THW, THWN, XHHW, USE, ZW, Types TBS, SA, SIS, FEP, FEPB, MI, RHH, RHW-2, THHN, THHW, THW-2, THWN-2 USE-2, XHH, XHHW, XHHW-2, ZW-2, Types TBS, SA, SIS, THHN, THHW, THW-2, THWN-2, RHH, RHW-2, USE-2, XHH, XHHW, XHHW-2, ZW-2.
0000001895 00000 n
0000010892 00000 n
0000038216 00000 n
For voltages up to 2000, it is 14 AWG for copper and 12 AWG for aluminum or copper-clad aluminum.
0000003004 00000 n
Spacing between conduits, tubing, or … 0000007000 00000 n
If smaller than 1/0 AWG, used for control power to indicating instruments, relays, and similar devices, and in the same raceway, each individual conductor can carry the entire load and the overcurrent rating is not larger than the ampacity of any single conductor.
0
�������lHh�a��9Km�ۦ��0����c���u��QcH�ґ�d��3����G[c]���[ǣ�,�_i:Ϊ�B�C3#�YK�����!�p���#�)�ju��8|Tt�������y�`�r����at6on��+ZP�vw l܂D�1�������DgD �K!Q0X�'dC�y~G�O%0J��"k�%oL��~��+�Ͱ_f�=��*Ǭ��Zw��(�n� 3. 0000014921 00000 n
This Table applies to situations where you have
This article is not a substitute for the NEC. (1) Tables or Engineering Supervision. There are four exceptions to this: 2. Now it is clear that the adjustment factors in the table are not just required when a raceway or cable contains more than three CCC. 0000009195 00000 n
For dry and damp locations use Types FEP, FEPB, MTW, PFA, RHW, RHH, RHW-2, SA, XHH, XHHW, XHHW-2, THHN, THW-2, THW, THHW, THHW-2, THWN, THWN-2, TW, Z, or ZW. 0000003082 00000 n
0000054011 00000 n
0000005762 00000 n
