In switchrooms without air conditioning, summer temperatures can exceed 40°C. Always measure or estimate conservatively.
The standard ensures the conductor does not heat above its maximum allowed temperature (e.g., 70°C for PVC, 90°C for XLPE/EPR). din vde 0298 part 4
: It defines the maximum permissible current for different cable cross-sections under standard operating conditions (typically an ambient temperature of In switchrooms without air conditioning
For more detailed specifications, you can refer to technical appendices provided by manufacturers like Prysmian Group or purchase the full document directly from the VDE Publishing House . AI responses may include mistakes. Learn more 70°C for PVC