IEC test probes:

1. Figure 1 - Test probe A:

This probe is intended to verify the protection of persons against access to hazardous parts. It is also used to verify the protection against access with the back of the hand.

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2. Figure 2 - Test probe B:

This probe is intended to verify the basic protection against access to hazardous parts. It is also used to verify the protection against access with a finger.

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3. Figure 3 - Test probe C:

This rod is intended to verify the protection of persons against access to hazardous parts. It is also used to verify protection against access with a tool.

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4. Figure 4 - Test probe D:

This wire is intended to verify the protection of persons against access to hazardous parts. It is also used to verify the protection against access with a wire.

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5. Figure 5 – Test probe 1:

This sphere is intended to verify the degree of protection of enclosures against ingress of solid foreign objects having a diameter of 50 mm or greater.

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6. Figure 6 – Test probe 2:

This sphere is intended to verify the degree of protection of enclosures against ingress of solid foreign objects having a diameter of 12.5 mm or greater.

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7. Figure 7 – Test probe 11:

This probe may be used to verify the protection of persons against access to hazardous parts, and to verify the mechanical strength of openings in the enclosure or internal barriers.

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8. Figure 8 – Test probe 12:

This pin is intended to be used on appliances for verifying the inaccessibility of hazardous live parts or hazardous mechanical parts which are liable to be touched accidentally by a tool, for example a screwdriver or similar pointed object in normal use.

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9. Figure 9 – Test probe 13:

This pin is intended to verify the protection against access to hazardous live parts in class 0 equipment and class II equipment (see IEC 60536).

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10. Figure 10 – Test probe 14:

This bar is intended to verify the protection against access to hazardous live parts of socket-outlets through shutters.

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11. Figure 11 – Test probe 17:

This wire is intended to verify protection against access to hazardous live parts of electrical toys.

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12. Figure 12 – Test probe 18 (small finger probe Φ 8.6):

This probe is intended to simulate access to hazardous parts by children of more than 36 months and less than 14 years.

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13. Figure 13 – Test probe 19 (small finger probe Φ 5.6):

This probe is intended to simulate access to hazardous parts by children of 36 months or less.

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14. Figure 14 – Test probe 31:

This probe is intended to verify the protection against access to hazardous mechanical parts of the grinding system of food waste disposal units.

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15. Figure 15 – Test probe 32:

This rod is intended to verify the protection provided by fan guards against access to hazardous mechanical parts.

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16. Figure 16 – Test probe 41:

This probe is intended to verify the protection against access to glowing heating elements.

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17. Figure 17 – Test probe 43.

This bar is intended to verify the protection of fixed and portable visibly glowing radiant heaters.