D C A Sound & Lighting

A Division of Dan Chujko & Associates, L.L.C.

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Selection of Portable Cord

Technical Information

Table 400-5(a). Allowable Ampacity for Flexible Cords and Cables. [Based on Ambient Temperature of 30oC (86oF) See Table 400-4.]
Source: NFPA70 - The National Electric Code

 

Thermoset Type
TS

Thermoset Types
C, E, EO, PD, S, SJ, SJO, SJOO,
SO, SOO, SP-1, SP-2, SP-3, SRD, SV, SVO, SVOO

 

Size
(AWG)

Thermoplastic
Types TPT. TST

Thermoplastic Types
ET, ETLB, ETP, ETT, SE, SEO,
SJE, SJEO, SJT, SJTO, SJTOO,
SPE-1, SPE-2, SPE-3, SPT-1,
SPT-2, SPT-3, ST,
SRDE, SRDT, STO, STOO,
SVE, SVEO, SVT, SVTO, SVTOO

Types
HPD, HPN.
HS, HSJ,
HSO, HSJO,
HSOO,
HSJOO

 
  27*
20
18
17
16
15
14
12
10
  8
  6
  4
  2

 
0.5











A+

      5**
   7

10

15
20
25
35
45
60
80

B

***
10
12
13

18
25
30
40
55
70
95

 


10

15
17
20
30
35



* Tinsel Cord.
** Elevator Cables Only
*** 7 amperes for elevator cables only, 2 amperes for other types
+ The allowable currents under sub-heading A apply to 3 conductor cords and other multiconductor cords connected to utilization equipment so that only 3 conductors are current carrying.
The allowable currents under sub-heading B apply to 2 conductor cords connected to utilization equipment so that only 2 conductors are current carrying.

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NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE

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