Active Control Retractor (ACR8 & ACR8.S)

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Active Control Retractor (ACR8 & ACR8.S)

Enhanced occupant protection with reversible seat belt pretensioning

KEY FACTS

Enhanced protection

Early coupling of occupants to vehicle during pre-crash by reducing belt slack

Automated driving

Haptic warning for effective take-over process, also recognized by Euro NCAP

Reduced package size

25% depth reduced version for seat integration with extended seating positions

Details

What can Active Control Retractor (ACR8 & ACR8.S) provide?

The Active Control Retractor ACR8 is ZF's 3rd generation motorized retractor technology. It can enhance occupant protection by reverse pretensioning during pre-crash, avoidance maneuvers and other highly-dynamic scenarios. It also supports introduction of automatic emergency braking (AEB) and emergency steer assist (ESA) by reducing occupant displacement.

Additional Technical Details for Active Control Retractor Technology (ACR8)

Advanced safety functions (e.g. Slack reduction after buckle up, dynamic support, pre-crash tensioning)
Supports introduction of autonomous emergency braking (AEB) and emergency steering assist (ESA) by reducing the occupant displacement
Offers most functions of SPR8 Pretensioner
More efficient tactile warning by modulating the belt tension
Webbing motion system is completing the internal observation system
ACR8 supports AUTOSAR, architectures for cyber security and over the air updates
Development of ACR8 functions according to ISO 26262 (Standards of functional safety)

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