⚡ 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

160 Amp Cable Size at 50 Meters (400V Three-Phase (IEC European Grid))

IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 160 A over 50 m (164.0 ft).

Copper Cable (≤3% Drop)70 mm²Drop: 4.24V (1.06%)
Aluminum Cable (≤3% Drop)95 mm²Drop: 5.15V (1.29%)
Voltage at Load395.8 VLine Loss: 1173.9 W
Max Power & Breaker110.85 kW160A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 160A at 50m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A197.68 V (49.42%)202.3 V326.09 V (81.52%)54784.0 WDrop High
2.5 mm²24 A18 A118.61 V (29.65%)281.4 V195.65 V (48.91%)32870.4 WDrop High
4 mm²32 A25 A74.13 V (18.53%)325.9 V122.28 V (30.57%)20544.0 WDrop High
6 mm²41 A32 A49.42 V (12.36%)350.6 V81.52 V (20.38%)13696.0 WDrop High
10 mm²57 A44 A29.65 V (7.41%)370.3 V48.91 V (12.23%)8217.6 WDrop High
16 mm²76 A59 A18.53 V (4.63%)381.5 V30.57 V (7.64%)5136.0 WDrop High
25 mm²101 A78 A11.86 V (2.97%)388.1 V19.57 V (4.89%)3287.0 WDrop High
35 mm²125 A97 A8.47 V (2.12%)391.5 V13.98 V (3.49%)2347.9 WDrop High
50 mm²151 A118 A5.93 V (1.48%)394.1 V9.78 V (2.45%)1643.5 WDrop High
70 mm²192 A150 A4.24 V (1.06%)395.8 V6.99 V (1.75%)1173.9 W✓ OK (≤3%)
95 mm²232 A181 A3.12 V (0.78%)396.9 V5.15 V (1.29%)865.0 W✓ OK (≤3%)
120 mm²269 A210 A2.47 V (0.62%)397.5 V4.08 V (1.02%)684.8 W✓ OK (≤3%)
150 mm²309 A241 A1.98 V (0.49%)398.0 V3.26 V (0.82%)547.8 W✓ OK (≤3%)
185 mm²353 A275 A1.6 V (0.4%)398.4 V2.64 V (0.66%)444.2 W✓ OK (≤3%)
240 mm²415 A324 A1.24 V (0.31%)398.8 V2.04 V (0.51%)342.4 W✓ OK (≤3%)
300 mm²477 A372 A0.99 V (0.25%)399.0 V1.63 V (0.41%)273.9 W✓ OK (≤3%)
400 mm²570 A445 A0.74 V (0.19%)399.3 V1.22 V (0.31%)205.4 W✓ OK (≤3%)

FAQ — 160 Amp Cable Size at 50 Meters (400V Three-Phase (IEC European Grid))

What mm² cable size is required for 160A at 50 meters (400V)?

According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 70 mm² copper cable for 160A over 50m at 400V (voltage drop: 4.24V or 1.06%).

What is the power capacity of 160A at 400V?

At unity power factor, 160A at 400V supports 110.85 kW with a standard 160A circuit breaker.