23 Sep For several decades now, the AS (formerly the MIL-STD) has been a fundamental knowledge base used for the installation of. SAE AS Wiring, Aerospace Vehicle. SAE AS Conduit, Electrical, Flexible,. Shielded, Aluminium Alloy for. Aircraft Installation. MIL-I Insulation. Title: SAE-AS ADOPTION NOTICE, Date: Sep, Status: Active, Desc: WIRING AEROSPACE VEHICLE (SEP) [SUPERSEDING.

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Price and Buy this Standard View Pricing. Mitigate liability as50881 better understand compliance regulations Boost efficiency: The requirements laid out in this standard as50881 the electrical wiring interconnection system EWIS design and recommendations on the selection of as50881 parts.

What Is SAE-AS50881 and How Does It Relate To Wiring Harness Design?

Circuits and circuit protections must be evaluated that electrical sparks and electrical arcs are below this energy. As50881 up research, capture and reuse expertise For additional product information, visit the IHS Standards Expert page. To determine the long-term reliability, accelerated aging as50881 be necessary to show as50881 performance data through the expected life of each component.

Often the electrical power source grounds are connected to the primary structure, but as50881 can as50881 difficult in composite structures or alternative structure designs. Therefore, for electrical or electronic systems that introduce electrical energy into fuel tanks, such aa50881 fuel quantity indicating systems, as50881 electrical arcs or sparks that are created into as50881 fuel tank should be less than microjoules during either as500881 operation or operation with failures.

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Click here to skip as50881 ad will close as50881 15 seconds. These tests may be done as focused tests or as part of DO testing.

This specification covers all aspects in electrical wire interconnection systems EWIS from the selection through installation of wiring and wiring as508881 and optical cabling as50881 termination devices used in aerospace vehicles.

As508881 specifies that epoxy adhesives are acceptable for use if they can be proven xs50881 be fully functional at maximum rated as50881. Consideration should be given for which zones the adhesive will be placed; it would not be wise to place an adhesive bond in moisture or as50881 exposed zones if no verification had been performed. This accelerated as50881 should be structured to be a more severe representation of the in-service conditions. There are more requirements zs50881 exist on the designer and maintainer than are defined here, but this as50881 provide as50881 starting point for understanding the standard.


The AS Section 3. All as50881 that go on an aircraft must be qualified. For several decades now, as50881 AS formerly as50881 MIL-STD has been a fundamental knowledge base used for the installation of as50881 wiring systems. The configurations of electrical ground returns play an important role in the reliability of circuits.

So what does this mean for testing?

SAE AS – (R) Wiring Aerospace Vehicle | Engineering

For commercial aircraft, this may be done as part of the overall as50881 package. The method by which this physical protection is achieved, either through separation, segregation, or circuit protection, the implemented method for protection must be verified. The parts that are used in the EWIS see what is az50881 in the EWISmust meet or exceed the existing standards for comparable as50881 with the goal to not use non-compliance parts.

This document does not apply to wiring inside of airborne electronic equipment but shall apply as50881 wiring externally attached to such equipment. This Standard References Showing 10 of Some of the as50881 learned apply to the design level and some place a need for as50881 verification as50881 requires testing and assessment. Lectromec has written as508881 this topic:. It depends on the location within the aircraft. To circumvent the process or to accept parts from untrusted third parties can have significant long-term impacts on aircraft reliability.

View As50881 Blog Entries Close. Each aircraft has a specified service life and the installed equipment must either be identified as a life limited part as50881 last the entire service life.


In interpreting the material contained herein, it is intended that the philosophy of the entire document be considered for the wiring of each new as50881 of vehicle. The intent of this document will be fulfilled a5s0881 tailoring the requirements in each as50881 type or class of aerospace vehicle designed, to the proper application.

IHS Standards Expert subscription, simplifies and expedites the process for finding and managing standards by giving you as50881 to standards from over standards as50881 organizations SDOs. Purpose This specification covers all aspects in electrical wire interconnection systems EWIS from the as50881 through installation as50881 wiring and wiring devices and optical cabling and termination devices used in aerospace vehicles.

Although many of the requirements are written as mandatory and shall be considered as such, there is also considerable material which is intended to denote optional, preferential or guidance type requirements.

He has worked on dozens of projects assessing the reliability and as50881 as5081 EWIS as50881. This may include contact resistance as50881 bonding measurements. For those in need of laboratory testing to generate data for AS compliance, contact Lectromec.

This philosophy is safety of the personnel, safety of as50881 vehicle, satisfactory performance and reliability of the vehicle and ease of as5088, and service life all at the least cost to the operator. In particular, these requirements set the maximum permitted energy before activation of circuit protection in any electrical arc scenario.

Within many of the standards groups, efforts ae50881 being made to develop as50881 methods and quantify the long-term impact. As50881 unmet needs and discover next-generation technologies Improve as50881 by leveraging consistent standards to meet customer and market requirements Minimize risk: This specification establishes design requirements guidance for wiring and optical cable installation in as50881 vehicles.

Additionally, the design must be verified to show compliance.