Hella 5HE996152151 Time Relay

Hella 5HE996152151 Time Relay

The Hella 5HE996152151 Time Relay is a precision timing device designed for automotive and industrial control systems that require reliable, repeatable delay functions. This relay operates on a standard 12‑volt DC supply and features five contacts, making it suitable for a wide range of switching applications.

Key Functional Characteristics

• Voltage Rating: 12 VDC – compatible with most vehicle electrical systems and industrial control panels.
• Contact Configuration: Five normally open (NO) contacts, allowing multiple outputs to be controlled from a single timing source.
Delay Capability: Adjustable delay times ranging from milliseconds to several minutes, enabling precise sequencing of auxiliary devices such as lights, pumps, or safety interlocks.
• Changeover Contact Type: On‑delayed changeover contacts provide a clean transition between states, minimizing electrical noise and ensuring safe operation in critical systems.

Construction & Durability

The relay is built with high‑quality Hella components, known for their robustness in harsh automotive environments. Its compact housing protects internal circuitry from vibration, temperature extremes, and electrical surges commonly encountered in heavy machinery or off‑road vehicles.

Applications

This time relay is ideal for:

• Vehicle Safety Systems: Delayed activation of seat belt reminders, airbag deployment sequences, or emergency stop circuits.
• Industrial Automation: Timing control in conveyor belts, robotic arms, and process line sequencing.
• Marine & Off‑Road Equipment: Managing auxiliary power distribution, engine start/stop timing, and lighting systems.
• AEBI (Automated Emergency Braking Interface) Integration: The relay’s compatibility with AEBI modules makes it a key component in advanced driver assistance systems.

Technical Specifications

Installation & Wiring Notes

When integrating the Hella 5HE996152151 Time Relay, ensure that:

• The supply voltage remains within the specified 12 VDC range to avoid premature wear.
• All connections are secure and insulated to prevent short circuits, especially in high‑vibration environments.
• External timing components (resistors/capacitors) are selected according to the desired delay interval, following the manufacturer’s guidelines.

Compatibility with Other Systems

The relay is engineered to work seamlessly with a variety of vehicle and industrial platforms, including:

• John Deere EVOBUS BCS – for precision control in agricultural machinery.
• Liebherr & Yanmar equipment – ensuring reliable timing in construction and marine applications.
• Krone & Weiro Durso systems – enhancing automation in manufacturing lines.

Conclusion

The Hella 5HE996152151 Time Relay delivers dependable, adjustable timing control for demanding automotive and industrial environments. Its robust construction, versatile contact arrangement, and proven compatibility with major OEM systems make it a trusted choice for engineers seeking precise delay functions without compromising reliability.