Southwire’s 600 Volt Type TC-ER control cables are suited for use in wet and dry areas, conduits, ducts, troughs, trays, direct burial, aerial supported by a messenger, and where superior electrical properties are desired. These cables are capable of operating continuously at the conductor temperature not in excess of 75°C in wet locations and 90°C in dry locations, 105°C for emergency overload, and 250°C for short circuit conditions. For uses in Class I, II, and III, Division 2 hazardous locations per NEC Article 501 and 502. Constructions with 3 or more conductors are listed for exposed runs (TC-ER) per NEC 336.10.
Cond. Size | Conductor Number | Cond. Strands | Inner Layer Thickness (mils) (mm) | Outer Layer Thickness (mils) (mm) | Approx. OD (in) (cm) | Copper Weight (lbs/1000') (kgs/km) | Approx. Weight (lbs/1000') (kgs/km) | DC Resistance at 25C (ohms/1000') (ohms/km) | AC Resistance at 75C (ohms/1000') (ohms/km) | Min. Bend Radius (in) (cm) | Allowable Ampacity Raceway 75C | Allowable Ampacity Raceway 90C | |
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14 AWG
14 AWG
|
3.0
3.0
|
7
7
|
15
0.38
|
45
1.14
|
0.349
0.89
|
51
76
|
90
134
|
2.631
3.92
|
3.170
4.72
|
1.4
3.56
|
20
20
|
25
25
|
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14 AWG
14 AWG
|
4.0
4.0
|
7
7
|
15
0.38
|
45
1.14
|
0.384
0.98
|
64
95
|
111
165
|
2.631
3.92
|
3.170
4.72
|
1.5
3.81
|
16
16
|
20
20
|
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12 AWG
12 AWG
|
3.0
3.0
|
7
7
|
15
0.38
|
45
1.14
|
0.364
0.92
|
81
121
|
131
195
|
1.662
2.47
|
2.002
2.98
|
1.5
3.81
|
25
25
|
30
30
|
More Options |
12 AWG
12 AWG
|
3.0
3.0
|
7
7
|
15
0.38
|
45
1.14
|
0.364
0.92
|
81
121
|
131
195
|
1.662
2.47
|
2.002
2.98
|
1.5
3.81
|
25
25
|
30
30
|
More Options |
12 AWG
12 AWG
|
4.0
4.0
|
7
7
|
15
0.38
|
45
1.14
|
0.406
1.03
|
101
150
|
157
234
|
1.662
2.47
|
2.002
2.98
|
1.6
4.06
|
20
20
|
24
24
|
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10 AWG
10 AWG
|
3.0
3.0
|
7
7
|
20
0.51
|
45
1.14
|
0.488
1.24
|
129
192
|
204
304
|
1.040
1.55
|
1.253
1.86
|
2.0
5.08
|
35
35
|
40
40
|
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10 AWG
10 AWG
|
4.0
4.0
|
7
7
|
20
0.51
|
45
1.14
|
0.565
1.44
|
161
240
|
259
385
|
1.040
1.55
|
1.253
1.86
|
2.3
5.84
|
28
28
|
32
32
|
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8 AWG
8 AWG
|
3.0
3.0
|
7
7
|
30
0.76
|
60
1.52
|
0.647
1.64
|
186
277
|
310
461
|
0.653
0.97
|
0.786
1.17
|
2.6
6.60
|
50
50
|
55
55
|
* Ampacities based upon 2023 NEC Table 310.16 and do not take into account the overcurrent protection limitations in NEC 240.4(D) of 15 Amps for 14 AWG CU, 20 Amps for 12 AWG CU, and 30 Amps for 10 AWG CU (independent of the conductor temperature rating and stranding if size is present in table). Also, see NEC sections 310.15 and 110.14(C) for additional requirements.
* Ampacities have been adjusted for more than Three Current-Carrying Conductors.