⚡ 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

175 Amp Cable Size at 200 Meters (400V Three-Phase (IEC European Grid))

IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 175 A over 200 m (656.2 ft).

Copper Cable (≤3% Drop)120 mm²Drop: 10.81V (2.7%)
Aluminum Cable (≤3% Drop)185 mm²Drop: 11.57V (2.89%)
Voltage at Load389.2 VLine Loss: 3276.9 W
Max Power & Breaker121.24 kW175A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 175A at 200m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A864.87 V (216.22%)0.0 V1426.63 V (356.66%)262150.0 WDrop High
2.5 mm²24 A18 A518.92 V (129.73%)0.0 V855.98 V (213.99%)157290.0 WDrop High
4 mm²32 A25 A324.33 V (81.08%)75.7 V534.99 V (133.75%)98306.2 WDrop High
6 mm²41 A32 A216.22 V (54.05%)183.8 V356.66 V (89.16%)65537.5 WDrop High
10 mm²57 A44 A129.73 V (32.43%)270.3 V213.99 V (53.5%)39322.5 WDrop High
16 mm²76 A59 A81.08 V (20.27%)318.9 V133.75 V (33.44%)24576.6 WDrop High
25 mm²101 A78 A51.89 V (12.97%)348.1 V85.6 V (21.4%)15729.0 WDrop High
35 mm²125 A97 A37.07 V (9.27%)362.9 V61.14 V (15.29%)11235.0 WDrop High
50 mm²151 A118 A25.95 V (6.49%)374.1 V42.8 V (10.7%)7864.5 WDrop High
70 mm²192 A150 A18.53 V (4.63%)381.5 V30.57 V (7.64%)5617.5 W~ ≤5%
95 mm²232 A181 A13.66 V (3.41%)386.3 V22.53 V (5.63%)4139.2 W~ ≤5%
120 mm²269 A210 A10.81 V (2.7%)389.2 V17.83 V (4.46%)3276.9 W✓ OK (≤3%)
150 mm²309 A241 A8.65 V (2.16%)391.4 V14.27 V (3.57%)2621.5 W✓ OK (≤3%)
185 mm²353 A275 A7.01 V (1.75%)393.0 V11.57 V (2.89%)2125.5 W✓ OK (≤3%)
240 mm²415 A324 A5.41 V (1.35%)394.6 V8.92 V (2.23%)1638.4 W✓ OK (≤3%)
300 mm²477 A372 A4.32 V (1.08%)395.7 V7.13 V (1.78%)1310.7 W✓ OK (≤3%)
400 mm²570 A445 A3.24 V (0.81%)396.8 V5.35 V (1.34%)983.1 W✓ OK (≤3%)

FAQ — 175 Amp Cable Size at 200 Meters (400V Three-Phase (IEC European Grid))

What mm² cable size is required for 175A at 200 meters (400V)?

According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 120 mm² copper cable for 175A over 200m at 400V (voltage drop: 10.81V or 2.7%).

What is the power capacity of 175A at 400V?

At unity power factor, 175A at 400V supports 121.24 kW with a standard 175A circuit breaker.