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BS 5724-2.8(1987) : 1987

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

MEDICAL ELECTRICAL EQUIPMENT - SPECIFICATION FOR THERAPEUTIC X-RAY GENERATORS

Available format(s)

Hardcopy , PDF

Superseded date

15-05-1998

Superseded by

BS EN 60601-2-8 : 2015

Language(s)

English

Published date

01-01-1987

€217.36
Excluding VAT

National foreword
Committees responsible
Section One - General
1. Scope and object
1.1 Scope
1.2 Object
1.3 Particular Standards
1.3.101 Relation to the General Standard
1.3.102 Superseded IEC Standard
1.4 Environmental conditions
2. Terminology
3. General requirements
3.101 Conventional meaning of electrical quantities
4. General requirements for tests
4.1 Type tests and routine tests
4.7 Supply and test voltages, type of current, nature
       of supply, frequency
4.10 Moisture pre-conditioning treatment
5. Classification
6. Identification, marking and documents
6.1 Marking on the outside of equipment and equipment
       parts
6.2 Marking on the inside of equipment and equipment
       parts
6.7 Indicator lights and push-buttons
6.8 Accompanying documents
7. Power input
Section Two - Safety requirements
8. Basic safety categories
9. Removable protective means
10. Special environmental conditions
11. Special measures with respect to safety
12. Single fault condition
Section Three - Protection against electric shock hazards
13. General
14. Requirements related to classification
15. Limitations of voltage and/or current
16. Enclosures and PROTECTIVE COVERS
17. Insulation and PROTECTIVE IMPEDANCES
18. Earthing and potential equalization
19. Continuous LEAKAGE CURRENTS and PATIENT AUXILIARY
     CURRENTS
19.3 Allowable values
20. Dielectric strength
20.3 Values of test voltages
20.4 Tests
Section Four - Protection against mechanical hazards
21. Mechanical strength
22. Moving parts
23. Surfaces, corners and edges
24. Stability and transportability
25. Expelled parts
26. Vibration and noise
27. Pneumatic and hydraulic power
28. Suspended masses
Section Five - Protection against hazards from unwanted
or excessive radiation
29. X-radiation
29.1 X-RADIATION generated by therapeutic X-RAY
       generators
29.101 NORMAL CONDITION
29.102 SINGLE FAULT CONDITION
30. Alpha, beta, gamma, neutron radiation and other
     particle radiation
31. Microwave radiation
32. Light radiation (including visual radiation and
     laser)
33. Infra-red radiation
34. Ultra-violet radiation
35. Acoustical energy (including ultrasonics)
36. Electromagnetic compatibility
Section Six - Protection against hazards of explosions
in medically used rooms
37. General
38. Classification, marking and ACCOMPANYING DOCUMENTS
     of ANAESTHETIC-PROOF EQUIPMENT
39. Common requirements for 'AP' and 'APG' equipment
40. Requirements and tests for ANAESTHETIC-PROOF
     EQUIPMENT, equipment parts or components (AP)
Section Seven - Protection against excessive temperatures,
fire and other hazards, such as human errors
42. Excessive temperatures
42.4 Compliance tests
43. Fire prevention
44. Overflow, spillage, leakage, humidity, ingress of
     liquids, cleaning, sterilization and disinfection
45. Pressure vessels and parts subject to pressure
46. Human errors
47. Electrostatic charges
48. Materials in APPLIED PARTS in contact with the
     body of the PATIENT
49. Interruption of the power supply
Section Eight - Accuracy of operating data and protection
against incorrect output
50. Accuracy of operating data
50.1 Indication of radiation output
50.2 Agreement between indicated values and effective
       values
50.101 to 50.104 REQUIREMENTS ON TESTS
50.101 General test conditions
50.102 Settings for measurements
50.103 Number of measurements
50.104 Measurements and evaluation
51. Protection against incorrect output
Section Nine - Fault conditions causing overheating and/
or mechanical damage; environmental tests
52. Fault conditions causing overheating and/or
     mechanical damage
53. Environmental tests
Section Ten - Constructional requirements
54. General
55. Enclosures and covers
56. Components and general assembly
57. MAINS PARTS, components and layout
58. PROTECTIVE EARTH TERMINALS
59. Construction and layout
59.4 Oil containers
Table 101 - Permissible LEAKAGE RADIATION
Table 102 - Permissible LEAKAGE RADIATION from X-RAY
              SOURCE ASSEMBLIES with BEAM LIMITING
              DEVICES or therapeutic BEAM APPLICATORS
Table 103 - Diagram of measurements
Appendix AA - Terminolody - Indices of terms

Covers safety requirements for therapeutic X-RAY GENERATORS with X-RAY TUBE VOLTAGES from 10 kV through 400 kV connected to alternating current SUPPLY MAINS. Includes sections on protection against electric shock, mechanical hazards, excess radiation, explosions in medically used rooms, excess temperatures, fire etc., accuracy of operating data and protection against incorrect output, overheating, mechanical damage, environmental tests, and constructional requirements.

Committee
HCC/76
DocumentType
Standard
Pages
32
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

BS 5724-1:1979 Medical electrical equipment Specification for general safety requirements

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