⚡ Cu ρ (75°C): 0.0214 Ω·mm²/m 🔌 NEC / IEC Standards: NFPA 70 & IEC 60364 🇺🇸 US Grid Avg: $0.175/kWh 🇩🇪 DE Grid Avg: €0.345/kWh 🇸🇪 SE Elpris: 1.54 SEK/kWh 🇳🇴 NO Strøm: 1.17 NOK/kWh 🔩 Copper Ref: $9,650/t (2026-10-24)
⚡ IEC 60364-5-52 · DIN VDE · NEK 400 · SS 436 40 00

60 Amp Cable Size at 40 Meters (415V Three-Phase (UK / Australia Industrial))

IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 60 A over 40 m (131.2 ft).

Copper Cable (≤3% Drop)16 mm²Drop: 5.56V (1.34%)
Aluminum Cable (≤3% Drop)25 mm²Drop: 5.87V (1.41%)
Voltage at Load409.4 VLine Loss: 577.8 W
Max Power & Breaker43.13 kW60A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 60A at 40m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A59.31 V (14.29%)355.7 V97.83 V (23.57%)6163.2 WDrop High
2.5 mm²24 A18 A35.58 V (8.57%)379.4 V58.7 V (14.14%)3697.9 WDrop High
4 mm²32 A25 A22.24 V (5.36%)392.8 V36.68 V (8.84%)2311.2 WDrop High
6 mm²41 A32 A14.83 V (3.57%)400.2 V24.46 V (5.89%)1540.8 WDrop High
10 mm²57 A44 A8.9 V (2.14%)406.1 V14.67 V (3.54%)924.5 WDrop High
16 mm²76 A59 A5.56 V (1.34%)409.4 V9.17 V (2.21%)577.8 W✓ OK (≤3%)
25 mm²101 A78 A3.56 V (0.86%)411.4 V5.87 V (1.41%)369.8 W✓ OK (≤3%)
35 mm²125 A97 A2.54 V (0.61%)412.5 V4.19 V (1.01%)264.1 W✓ OK (≤3%)
50 mm²151 A118 A1.78 V (0.43%)413.2 V2.93 V (0.71%)184.9 W✓ OK (≤3%)
70 mm²192 A150 A1.27 V (0.31%)413.7 V2.1 V (0.51%)132.1 W✓ OK (≤3%)
95 mm²232 A181 A0.94 V (0.23%)414.1 V1.54 V (0.37%)97.3 W✓ OK (≤3%)
120 mm²269 A210 A0.74 V (0.18%)414.3 V1.22 V (0.29%)77.0 W✓ OK (≤3%)
150 mm²309 A241 A0.59 V (0.14%)414.4 V0.98 V (0.24%)61.6 W✓ OK (≤3%)
185 mm²353 A275 A0.48 V (0.12%)414.5 V0.79 V (0.19%)50.0 W✓ OK (≤3%)
240 mm²415 A324 A0.37 V (0.09%)414.6 V0.61 V (0.15%)38.5 W✓ OK (≤3%)
300 mm²477 A372 A0.3 V (0.07%)414.7 V0.49 V (0.12%)30.8 W✓ OK (≤3%)
400 mm²570 A445 A0.22 V (0.05%)414.8 V0.37 V (0.09%)23.1 W✓ OK (≤3%)

FAQ — 60 Amp Cable Size at 40 Meters (415V Three-Phase (UK / Australia Industrial))

What mm² cable size is required for 60A at 40 meters (415V)?

According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 16 mm² copper cable for 60A over 40m at 415V (voltage drop: 5.56V or 1.34%).

What is the power capacity of 60A at 415V?

At unity power factor, 60A at 415V supports 43.13 kW with a standard 60A circuit breaker.