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Scope specification verification item description of centrifuge for steady state acceleration test
December 20, 2016 source: navigation instruments Author: Editor
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1. Scope:
1.1 this part specifies the verification items, main instruments and requirements for verification, verification conditions, general provisions, verification methods and verification results of centrifugal testing machine for steady-state acceleration test during type identification, delivery inspection and periodic verification.
1.2 this part is applicable to the verification method of basic parameters of centrifuge for steady-state acceleration test according to GB / T 2423.15 "basic environmental test procedures for electrical and electronic products - Test GA: steady state acceleration test method".
2. Normative references
The clauses in the following documents become the clauses of this part by reference of this part of GB / T 5170. For dated references, all subsequent amendments (excluding corrigenda) or revisions of the cited documents are not applicable to this part. However, parties to agreements based on this part are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest edition is applicable to this part.
GB / T 5170.1-1995 verification methods for basic parameters of environmental testing equipment for electrical and electronic products general principles;
GB / T 2423.15 basic environmental test procedures for electrical and electronic products test GA: steady state acceleration test method C: GB / T 2423.15 1995, IDT IEC 6827:1986);
3. Terms and definitions:
This part adopts the terms and definitions specified in GB / T 5170.1.
4. Verification items:
The verification items specified in this part are as follows:
Rated parameters (maximum load, installation calculation radius, speed range, steady-state acceleration range);
Speed indication error; speed stability; acceleration gradient; tangential acceleration;
The maximum sound pressure level of radiated noise; the contact resistance of current collector (only for the testing machine with current collecting device); the maximum sound pressure level of radiated noise;
Continuous working hours.
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