Size (AWG/MCM) | THW/THHW/TW Insulation Min (In.) | THW/THHW/TW Insulation Max (In.) | TFN/THHN/THWN Insulation Min (In.) | TFN/THHN/THWN Insulation Max (In.) |
---|---|---|---|---|
24 AWG | 0.059 | 0.088 | 0.020 | 0.024 |
22 AWG | 0.066 | 0.094 | 0.025 | 0.031 |
20 AWG | 0.071 | 0.101 | 0.032 | 0.038 |
18 AWG | 0.084 | 0.111 | 0.040 | 0.049 |
16 AWG | 0.096 | 0.124 | 0.051 | 0.060 |
14 AWG | 0.111 | 0.133 | 0.064 | 0.073 |
12 AWG | 0.130 | 0.152 | 0.081 | 0.095 |
10 AWG | 0.164 | 0.176 | 0.102 | 0.116 |
8 AWG | 0.216 | 0.236 | 0.128 | 0.146 |
6 AWG | 0.254 | 0.304 | 0.162 | 0.184 |
4 AWG | 0.324 | 0.352 | 0.204 | 0.232 |
3 AWG | 0.352 | 0.380 | 0.229 | 0.260 |
2 AWG | 0.384 | 0.420 | 0.258 | 0.292 |
1 AWG | 0.446 | 0.492 | 0.289 | 0.332 |
250 MCM | 0.711 | 0.765 | 0.500 | 0.575 |
300 MCM | 0.766 | 0.820 | 0.548 | 0.630 |
350 MCM | 0.817 | 0.871 | 0.592 | 0.681 |
400 MCM | 0.864 | 0.918 | 0.633 | 0.728 |
500 MCM | 0.949 | 1.003 | 0.707 | 0.813 |
600 MCM | 1.051 | 1.113 | 0.775 | 0.893 |
700 MCM | 1.122 | 1.184 | 0.837 | 0.964 |
750 MCM | 1.156 | 1.218 | 0.866 | 0.998 |
800 MCM | 1.188 | 1.250 | 0.894 | 1.031 |
900 MCM | 1.252 | 1.314 | 0.949 | 1.093 |
1000 MCM | 1.310 | 1.372 | 1.000 | 1.152 |
1250 MCM | 1.539 | 1.121 | 1.289 | |
1500 MCM | 1.662 | 1.228 | 1.412 | |
1750 MCM | 1.776 | 1.327 | 1.526 | |
2000 MCM | 1.882 | 1.419 | 1.632 |
Bender has a range of current transformers for load currents (operating currents) and residual currents (RCM). Different designs cover a variety of installation situations and metrological requirements, and enable retrofitting.