5 stories tagged high-voltage on EV Digest.
Advanced Test Equipment (ATEC) is now renting out AE Techron's HVR2000RG, a high-voltage, high-current amplifier. This specialized equipment is crucial for testing high-power EV components, as well as aerospace and defense applications. The amplifier delivers up to 2,000 V peak DC voltage, enabling comprehensive validation for advanced electric powertrains and charging systems.
As electric vehicle battery systems advance with higher voltages and greater energy density, ensuring safety during critical fault events like short circuits or crashes becomes increasingly complex. New active and passive isolation strategies are emerging to address these challenges, crucial for preventing escalating risks within milliseconds.
Sensata Technologies has introduced its Active + Passive PyroFuse, designed to provide superior high-voltage protection in electric vehicles, charging infrastructure, and commercial transportation. This innovative device integrates both an active, system-triggered interruption and a passive, current-driven trigger within a single unit, offering a robust safety solution. The STPS500P series enhances occupant safety and protects vital EV components by rapidly isolating power during fault conditions.
Webasto has introduced the 900 EX Power Bridge, an innovation allowing laboratories to increase the voltage capacity of their existing 900 EX battery test units. This new technology combines two test units into a single system, achieving a robust 1,500 V and 500 kW rating without requiring new hardware purchases. It's designed to streamline high-voltage battery development and validation processes.
A new I-CAR course aims to standardize electric vehicle repair training, providing automotive technicians with essential skills for safely handling high-voltage systems. Supported by major vehicle manufacturers, this initiative addresses critical safety gaps in the collision repair industry as EV adoption grows.
