⚡ 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

600 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 600 A over 50 m (164.0 ft).

Copper Cable (≤3% Drop)2× 400 mm²Drop: 1.39V (0.34%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 4.59V (1.15%)
Voltage at Load398.6 VLine Loss: 1444.5 W
Max Power & Breaker415.69 kW600A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 600A at 50m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A741.32 V (185.33%)0.0 V1222.83 V (305.71%)770400.0 WDrop High
2.5 mm²24 A18 A444.79 V (111.2%)0.0 V733.7 V (183.42%)462240.0 WDrop High
4 mm²32 A25 A277.99 V (69.5%)122.0 V458.56 V (114.64%)288900.0 WDrop High
6 mm²41 A32 A185.33 V (46.33%)214.7 V305.71 V (76.43%)192600.0 WDrop High
10 mm²57 A44 A111.2 V (27.8%)288.8 V183.42 V (45.86%)115560.0 WDrop High
16 mm²76 A59 A69.5 V (17.37%)330.5 V114.64 V (28.66%)72225.0 WDrop High
25 mm²101 A78 A44.48 V (11.12%)355.5 V73.37 V (18.34%)46224.0 WDrop High
35 mm²125 A97 A31.77 V (7.94%)368.2 V52.41 V (13.1%)33017.1 WDrop High
50 mm²151 A118 A22.24 V (5.56%)377.8 V36.68 V (9.17%)23112.0 WDrop High
70 mm²192 A150 A15.89 V (3.97%)384.1 V26.2 V (6.55%)16508.6 WDrop High
95 mm²232 A181 A11.71 V (2.93%)388.3 V19.31 V (4.83%)12164.2 WDrop High
120 mm²269 A210 A9.27 V (2.32%)390.7 V15.29 V (3.82%)9630.0 WDrop High
150 mm²309 A241 A7.41 V (1.85%)392.6 V12.23 V (3.06%)7704.0 WDrop High
185 mm²353 A275 A6.01 V (1.5%)394.0 V9.91 V (2.48%)6246.5 WDrop High
240 mm²415 A324 A4.63 V (1.16%)395.4 V7.64 V (1.91%)4815.0 WDrop High
300 mm²477 A372 A3.71 V (0.93%)396.3 V6.11 V (1.53%)3852.0 WDrop High
400 mm²570 A445 A2.78 V (0.69%)397.2 V4.59 V (1.15%)2889.0 WDrop High

FAQ — 600 Amp Cable Size at 50 Meters (400V Three-Phase (IEC European Grid))

What mm² cable size is required for 600A at 50 meters (400V)?

According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 2× 400 mm² copper cable for 600A over 50m at 400V (voltage drop: 1.39V or 0.34%).

What is the power capacity of 600A at 400V?

At unity power factor, 600A at 400V supports 415.69 kW with a standard 600A circuit breaker.