PDU – Power Distribution Unit
Efa builds PDU:
- From 24V to 750V, from 300W to 300kW
- Affordable according to your quantities : components choices, industrialization
- Scalable design to fit with options and range of vehicles
- Reliable in harsh environment : IP level, shocks, vibrations, temperatures
- Safe according to the CE standards
- Easy to install (compacity, plug & play) and maintain
- With a high efficiency : conduction and thermal management
Several wordings
- PDU : Power Distribution Unit
- PDB : Power Distribution Box
- Junction box
- Power box
- Intelligent Power System
They are all the same, in efa we call it … PDU !
efa helps you in every phase of your vehicle development:
- Predesign : Make macro choices
- Measurement on existing vehicle
- Dimensioning and macro option
- Series solutions cost approach
- Prototype : Manufacture quickly a PDU’s for your first vehicles
- Rapid technical approach
- Customization based on our modular approach
- Tests and return of experience
- Serial production : Optimize cost / quality / time delivery
- Deep customization : PCB, space optimized solution, mix of electronics / electrotechnical technologies
- Mass production
- Validation process to meet the CE standards
- Predesign : Make macro choices
The PDU is used in electric or hybrid vehicle for
- The battery
- Parallelize several strings of batteries
- Isolate the batteries from the system
- Insulation monitoring
- Current measurement
- The power circuits (traction, hydraulic group)
- Protect the circuits
- Isolate the power circuits
- Pre-charge the DC capacitor of the circuits
- Auxiliaries (heating, cooling, lights)
- Generate the low voltage supply
- Protect the auxiliaries circuits
- Isolate the circuits
- The battery
