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DIN VDE 0620-1 Teaching 15 Teaching for checking that active parts cannot be touched through the shutter after testing the intended operation
27 Jun, 2024 56 Author: Cherry Shen

DIN VDE 0620-1 Teaching 15 Teaching for checking that active parts cannot be touched through the shutter after testing the intended operation

1 Scope This standard applies to fixed socket outlets for alternating current only, with a protective circuit, with a rated voltage of over 50 V but not more than 440 V, and with a rated current not exceeding 32 A, intended for domestic use or similar purposes, either in indoors or outdoors. GNGPL 20N_AL NOTE 1 When the term socket is used below, it means a fixed socket. The rated current is limit...

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Gauges for Two-pole Plugs and Two-pole Socket-outlets with Pin-type Earthing-contact with CEE7 C9
25 Jun, 2024 32 Author: Cherry Shen

Gauges for Two-pole Plugs and Two-pole Socket-outlets with Pin-type Earthing-contact with CEE7 C9

This specification applies to plugs and socket-outlets and to cable couplers, with and without earthing contact, with a rated voltage not exceeding 380 V and a rated current not exceeding 25 A, intended for domestic and similar general purposes, either indoors or outdoors. It also applies to mounting boxes for flush-type socket-outlets. GNGPL 57C9_AL This specification applies, as far as is reason...

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Improper Insertion Test Blades SB1889 of UL 498 Figure 98.1
23 Jun, 2024 50 Author: Cherry Shen

Improper Insertion Test Blades SB1889 of UL 498 Figure 98.1

98.3 Pull test 98.3.1 After completion of this test, there shall not be any damage to the cord connectors or the blades of the attachment plugs or other evidence of increased risk of injury or electric shock. The latching means shall remain functional. There shall not be any loosening of the plug blades or displacement between the blades at the attachment plug face, nor compression of the folded b...

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Gauge for Interchangeability of EN 50075 Figure 2.
21 Jun, 2024 68 Author: Cherry Shen

Gauge for Interchangeability of EN 50075 Figure 2.

1 Scope This standard applies to flat non-rewirable two-pole plugs without earthing contact with a rated voltage of 250 Va.c. and a rated current of 2,5 A. They are supplied with a cord, for the connection of equipment of class lI, for household and similar purposes, and having no special protection against ingress of water are intended for indoor use. Plugs complying with this standard are suitab...

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Go Gauges and Not Go Gauges of EN 50075 Figure 1
19 Jun, 2024 68 Author: Cherry Shen

Go Gauges and Not Go Gauges of EN 50075 Figure 1

1 Scope This standard applies to flat non-rewirable two-pole plugs without earthing contact with a rated voltage of 250 Va.c. and a rated current of 2,5 A. They are supplied with a cord, for the connection of equipment of class lI, for household and similar purposes, and having no special protection against ingress of water are intended for indoor use. Plugs complying with this standard are suitab...

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DIN VDE 0620-1 Teaching 13 Teaching for testing the non-touchability of active parts through the shutter and of active parts of sockets with a higher degree of protection
17 Jun, 2024 77 Author: Cherry Shen

DIN VDE 0620-1 Teaching 13 Teaching for testing the non-touchability of active parts through the shutter and of active parts of sockets with a higher degree of protection

1 Scope This standard applies to fixed socket outlets for alternating current only, with a protective circuit, with a rated voltage of over 50 V but not more than 440 V, and with a rated current not exceeding 32 A, intended for domestic use or similar purposes, either in indoors or outdoors. GNGPL 1N_AL NOTE 1 When the term socket is used below, it means a fixed socket. The rated current is limite...

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Gauges for Test Single-Pole Insertion of Plugs in Sockets OF DIN VDE 0620-1 Lehre 12
15 Jun, 2024 60 Author: Cherry Shen

Gauges for Test Single-Pole Insertion of Plugs in Sockets OF DIN VDE 0620-1 Lehre 12

1 Scope This standard applies to fixed socket outlets for alternating current only, with a protective circuit, with a rated voltage of over 50 V but not more than 440 V, and with a rated current not exceeding 32 A, intended for domestic use or similar purposes, either in indoors or outdoors. GNGPL 6212_AL NOTE 1 When the term socket is used below, it means a fixed socket. The rated current is limi...

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What’s meaning and difference of Uncertainty and Errors (Tolerance)
13 Jun, 2024 56 Author: root

What’s meaning and difference of Uncertainty and Errors (Tolerance)

When we measure things like length, weight, or time, we can make mistakes that affect our results. These mistakes are called errors, and they happen when something goes wrong during the measuring process. Errors can be caused by things like the tools we use, the people reading the measurements, or the system we use to measure. For example, if a thermometer is broken and shows the wrong temperature...

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In-Depth Analysis of Ball Pressure Test Apparatus and Standardization Guidelines of Ball Pressure Test
13 Jun, 2024 41 Author: Cherry Shen

In-Depth Analysis of Ball Pressure Test Apparatus and Standardization Guidelines of Ball Pressure Test

In-Depth Analysis of Ball Pressure Test Apparatus and Standardization Guidelines of Ball Pressure Test Ball Pressure Test Procedure and Methods: • Sample Pressure Treatment: Place the sample under a pressure device, subjecting it to pressure for one hour to ensure testing in an unusually high-temperature environment. This step aims to simulate the behavior of the sample under specific conditions...

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