⚡ 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

16 Amp Cable Size at 10 Meters (230V Single-Phase (IEC Europe / UK / AU))

IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 16 A over 10 m (32.8 ft).

Copper Cable (≤3% Drop)1.5 mm²Drop: 4.57V (1.98%)
Aluminum Cable (≤3% Drop)2.5 mm²Drop: 4.52V (1.96%)
Voltage at Load225.4 VLine Loss: 73.0 W
Max Power & Breaker3.68 kW16A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 16A at 10m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A4.57 V (1.98%)225.4 V7.53 V (3.27%)73.0 W✓ OK (≤3%)
2.5 mm²24 A18 A2.74 V (1.19%)227.3 V4.52 V (1.96%)43.8 W✓ OK (≤3%)
4 mm²32 A25 A1.71 V (0.74%)228.3 V2.82 V (1.23%)27.4 W✓ OK (≤3%)
6 mm²41 A32 A1.14 V (0.5%)228.9 V1.88 V (0.82%)18.3 W✓ OK (≤3%)
10 mm²57 A44 A0.68 V (0.3%)229.3 V1.13 V (0.49%)11.0 W✓ OK (≤3%)
16 mm²76 A59 A0.43 V (0.19%)229.6 V0.71 V (0.31%)6.8 W✓ OK (≤3%)
25 mm²101 A78 A0.27 V (0.12%)229.7 V0.45 V (0.2%)4.4 W✓ OK (≤3%)
35 mm²125 A97 A0.2 V (0.09%)229.8 V0.32 V (0.14%)3.1 W✓ OK (≤3%)
50 mm²151 A118 A0.14 V (0.06%)229.9 V0.23 V (0.1%)2.2 W✓ OK (≤3%)
70 mm²192 A150 A0.1 V (0.04%)229.9 V0.16 V (0.07%)1.6 W✓ OK (≤3%)
95 mm²232 A181 A0.07 V (0.03%)229.9 V0.12 V (0.05%)1.2 W✓ OK (≤3%)
120 mm²269 A210 A0.06 V (0.02%)229.9 V0.09 V (0.04%)0.9 W✓ OK (≤3%)
150 mm²309 A241 A0.05 V (0.02%)230.0 V0.08 V (0.03%)0.7 W✓ OK (≤3%)
185 mm²353 A275 A0.04 V (0.02%)230.0 V0.06 V (0.03%)0.6 W✓ OK (≤3%)
240 mm²415 A324 A0.03 V (0.01%)230.0 V0.05 V (0.02%)0.5 W✓ OK (≤3%)
300 mm²477 A372 A0.02 V (0.01%)230.0 V0.04 V (0.02%)0.4 W✓ OK (≤3%)
400 mm²570 A445 A0.02 V (0.01%)230.0 V0.03 V (0.01%)0.3 W✓ OK (≤3%)

FAQ — 16 Amp Cable Size at 10 Meters (230V Single-Phase (IEC Europe / UK / AU))

What mm² cable size is required for 16A at 10 meters (230V)?

According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 1.5 mm² copper cable for 16A over 10m at 230V (voltage drop: 4.57V or 1.98%).

What is the power capacity of 16A at 230V?

At unity power factor, 16A at 230V supports 3.68 kW with a standard 16A circuit breaker.