---
kind: "section"
citation: "14 C.F.R. § 29.1461"
title: "14"
number: "29.1461"
heading: "Equipment containing high energy rotors."
url: "https://uscodex.org/cfr/14/29.1461"
---

# §29.1461. Equipment containing high energy rotors.

- (a) Equipment containing high energy rotors must meet paragraph [(b)](#b), [(c)](#c), or [(d)](#d) of this section.
- (b) High energy rotors contained in equipment must be able to withstand damage caused by malfunctions, vibration, abnormal speeds, and abnormal temperatures. In addition—
  - (1) Auxiliary rotor cases must be able to contain damage caused by the failure of high energy rotor blades; and
  - (2) Equipment control devices, systems, and instrumentation must reasonably ensure that no operating limitations affecting the integrity of high energy rotors will be exceeded in service.
- (c) It must be shown by test that equipment containing high energy rotors can contain any failure of a high energy rotor that occurs at the highest speed obtainable with the normal speed control devices inoperative.
- (d) Equipment containing high energy rotors must be located where rotor failure will neither endanger the occupants nor adversely affect continued safe flight.

## Notes

### Amendments

[Amdt. 29-3, 33 FR 971, Jan. 26, 1968]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44704.

### Source

Source: Docket No. 5084, 29 FR 16150, Dec. 3, 1964, unless otherwise noted.

### Amendments

[Amdt. 29-3, 33 FR 971, Jan. 26, 1968]