GB/T 5095.6-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 6: Climate test and soldering test
Some standard content:
National Standard of the People's Republic of China
GB/T5095.1~5095.9—1997
idtIEC512-1~512-9
Electromechanical components for electronic equipmentBasic testing procedures and measuring methods1997-12-26Promulgated
Implemented on 1998-10-01
Promulgated by the State Administration of Technical Supervision
GB/T5095.6-1997
This standard is equivalent to 1EC512-6:1984 "Basic testing procedures and measuring methods for electromechanical components for electronic equipment Part 6: Climate test and soldering test", which is the first revision of GB5095.6-86. This standard is proposed by the Ministry of Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the National Technical Committee for Standardization of Electromechanical Components for Electronic Equipment. This standard was drafted by the Standardization Institute of the Ministry of Electronics Industry. The main drafters of this standard are Yu Yufang, Wang Qilong, Zhang Juhua and Wang Yutang. 54
GB/T5095.6-1997
IEC Foreword
1) The formal resolutions or agreements of IEC (International Electrotechnical Commission) on technical issues are formulated by technical committees participated by national committees with special concerns about these issues, and represent the international consensus on the issues involved as much as possible. 2) These resolutions or agreements are published in the form of standards, technical reports or guidelines, and are recommended for international use, and in this sense, are recognized by the national committees.
3) In order to promote international unification, each IEC national committee has the responsibility to make its national and regional standards adopt IEC standards as much as possible. Any differences between IEC standards and corresponding national or regional standards should be indicated in the national or regional standards. IEC Fuze
International Standard IEC512-4 was formulated by IEC/TC48 (Electromechanical Components for Electronic Equipment). This standard is part 6 of the whole set of standards.
This standard is used together with Part 1: General (IEC512-1:1984). The other test items included in the whole set of standards are given in Appendix A of IEC512-1. These test items are published after they are formulated.
This standard is intended to replace the corresponding test items in IEC130-1 "Connectors with rated frequency below 3MHz Part 1: General requirements and test methods".
The draft of test 11a was discussed at a meeting held in London in 1973 and formed into document 48(CO)124, which was sent to various national committees for voting according to the "six-month method" in July 1974. The revised proposal for test 11a, 48(CO)260, was sent to various national committees for voting according to the "six-month method" in May 1982.
The draft of Test 11b was discussed at a meeting held in Tokyo in June 1975, and the result was voted on in July 1976 under the accelerated procedure, resulting in Document 48(CO)215, which was sent to the National Committees for voting under the "six-month method" in May 1977. The draft of Test 11c was discussed at a meeting held in London in September 1973, resulting in Document 48(C())125, which was sent to the National Committees for voting under the "six-month method" in July 1974. The draft of Test 11d was discussed at a meeting held in London in September 1973, resulting in Document 48(CO)126, which was sent to the National Committees for voting under the "six-month method" in July 1974. The draft of Test 11e was discussed at a meeting held in London in September 1973, resulting in Document 48(CO)127, which was sent to the National Committees for voting under the "six-month method" in July 1974. 55
GB/T5095.6-1997
The draft of test 11f was discussed at a meeting held in London in September 1973, and the document 48(CO)140 was formed. It was sent to the national committees for voting according to the six-month method in August 1974. The draft of test 11i was discussed at a meeting held in London in September 1973, and the document 48(CO)141 was formed. It was sent to the national committees for voting according to the "six-month method" in August 1974. Its revised document 48(CO)189 was sent to the national committees for voting according to the "two-month procedure" in September 1975.
The draft of test 11j was discussed at a meeting held in London in September 1973 and formed into document 48(CO)142, which was sent to the national committees for voting according to the "six-month method" in August 1974. Its revised document 48(CO)190 was sent to the national committees for voting according to the "two-month procedure" in September 1975.
The draft of test 11k was discussed at a meeting held in Tokyo in June 1975 and formed into document 48(CO)199, which was sent to the national committees for voting according to the "six-month method" in May 1976. The draft of test 11m was discussed at a meeting held in Montreal in June 1981 and formed into document 48(CO)260, which was sent to the national committees for voting according to the "six-month method" in May 1982. The draft of Test 11n was discussed at a meeting held in Montreal in June 1981, and the document 48(CO)255 was formed. It was sent to the National Committees for voting according to the "six-month procedure" in December 1981. The draft of Tests 12a, 12b, 12c, 12d and 12e was discussed at a meeting held in Montreal in June 1981, and the document 48(CO)251 was sent to the National Committees for voting according to the "six-month procedure" in December 1981. The revised document 48(CO)270 for Tests 12a and 12e was sent to the National Committees for voting according to the "two-month procedure" in January 1983. 56
GB/T 5095.6—1997
The national committees that issued the above-mentioned central document in the same (or opposed) manner are as follows
Test No.
Document No.
48(CO)
Africa
Australia
Austria
Belgium
Bulgaria
Canada
Czechoslovakia
Hungary
Israel
Italybzxz.net
North Korea
New Zealand
Portugal
Romania
Spain
Yugoslavia
Objected.
GB/T5095.6--1997
Reference standard ·
GB/T5095.2—1997
GB/T5095.5—1997
IEC 68-2-1
IEC 68-2-2
IEC 68-2-3
IEC68-2-10
IEC 68-2-11
Basic test procedures and measurement methods
Electromechanical components for electronic equipment
Continuity and contact resistance tests, insulation tests and voltage stress tests Part 2: General inspection, electrical
Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 5: Impact tests (free components), static load tests (fixed components), life tests and overload tests Basic environmental test procedures, Part 2: Test 1 Test A; Low temperature Test B: High temperature
Test Ca; Steady-state damp heat
Test J: Mildew growth
Test Ka: Salt spray
Test M: Low pressure
IEC 68-2-13
IEC 68-2-14
IEC68-2-20
IEC68-2-30
Test N: Temperature variation
Test T: Soldering
Test Db and guidance: Cyclic damp heat
Test Z/AMD: Low temperature/low pressure/damp heat continuous combined testIEC 68-2-39
IEC352-1
General requirements, test methods and practical guidanceSolderless connections, Part 1: Solderless wraparound connections58
National Standard of the People's Republic of China
Electromechanical components for electronic equipmentBasic testing procedures and measuring methodsPart 6:Climatic tests and soldering testsGB/T.5095.6
idtIEC512-6:1984
Replaces GB5095.6—86
The test methods specified in this standard shall be adopted when detailed specifications for electromechanical components for electronic equipment within the scope of TC48 are required. They may also be adopted when detailed specifications for similar components are required. Part I
Climate tests
Test 11a: Climate sequence (already formulated as IEC512-11-1, therefore excluded) Test 11b: Low temperature/low pressure/humid heat continuous comprehensive test 2
2.1 Purpose
To establish detailed standard test methods to assess the ability of components to withstand certain conditions and whether they can operate in a specified manner thereafter. To some extent, these conditions may occur everywhere in an ascending or descending aircraft, but are particularly severe in non-heated and/or non-sealed areas.
2.2 Preparation of test samples
The test samples shall be wired as specified in the detailed specification. If parts of the test sample require additional protection (e.g. the tail area of the contacts of a hermetically sealed fixed connector), this shall be provided as specified in the detailed specification. Necessary arrangements shall be made for the monitoring required by the detailed specification. The state of the test sample, e.g. operation or non-operation, whether the connector is to be inserted or removed, shall comply with the requirements of the detailed specification. 2.3 Test methods
*Scope of TC48: International standards for components with electromechanical connections and switching functions for use in communications equipment and electronic devices using similar technologies.
RF connectors shall not belong to this technical committee and shall be developed by TC46 together with RF cables. 1
Sockets for components such as crystals or electron tubes are considered by the relevant technical committee, 2
Approved by the State Administration of Technical Supervision on December 26, 1997 and implemented on October 1, 1998
GB/T5095.6-1997
When the detailed specification requires preconditioning, the components shall be carried out as specified. The components shall be placed in the test chamber in the posture specified in the detailed specification. The functional checks or measurements required by the detailed specification shall be carried out before the conditioning test begins.
If polarization voltage is required, it shall be applied as specified in the detailed specification. Any leakage current caused by this is not considered. The components shall not transmit current during the conditioning test, except when necessary for the functional checks specified in the detailed specification. Then, the components are subjected to the conditioning test specified in IEC68-2-39. The limits of low temperature and low pressure are specified by the detailed specification. At the transition points specified in the Z/AMD test, functional checks and measurements shall be carried out as specified in the detailed specification, and also immediately at the end of the conditioning test.
2.4 Details to be specified
Detailed specification requirements The following details shall be specified for this test: a) Preconditioning (if required); b) Type and size of conductor to be used; c) Preparation of test specimens, including details of protection of component parts (if required); d) Condition of the component to be tested; e) Initial testing; e) Polarization voltage; g) Operating conditions; h) Required measurements; i) Temperature and pressure; j) Number of cycles; k) Any deviation from the standard test method. Test 11e: Steady-state damp heat
3.1 month
is to establish a detailed standard test method to evaluate the ability of components to be stored and/or operated in a specified manner under conditions of high relative humidity.
Test sample preparation
3.2.1 Mechanical preparation
The test sample with common accessories shall be installed and wired as specified in the detail specification. When required by the detail specification, the test sample shall be operated for the specified number of times before the test. The detailed specification shall clearly specify the state of the sample when each
test is performed. For example: operated or not operated, plugged in or not plugged in, etc. 3.2.2 Preconditioning
Preconditioning shall be performed as required by the detail specification. 3.3 Test method
3.3.1 Initial test
When required by the detail specification, the test sample shall be subjected to the specified initial test immediately after preconditioning under the standard atmospheric conditions of the test. 3.3.2 Conditioning test
The test sample shall be subjected to a steady-state damp heat test with the specified severity level as specified in IEC68-2-3\Test Ca\. 3.3.2.1 Polarization voltage
When specified in the detailed specification, apply polarization voltage to two of the test samples during the conditional test. Connect the lead-out spans of these test samples alternately into two groups and connect wires. Apply polarization voltage between the first group of lead-out terminals of the first test sample and the second group connected to the housing and (or) mounting plate surface. Apply polarization voltage between the second group of lead-out terminals of the second test sample and the first group connected to the housing and (or) mounting plate surface.
GB/T5095.6-1997
For rotary switches, the application point of polarization voltage shall be as specified in the detailed specification. 3.4
Final test
The test sample shall be subjected to the following tests described in the relevant parts of GB/T5095 and shall comply with the requirements specified in the detailed specification: a) insulation resistance (test 3a)); b) withstand voltage (test 4a); c) contact resistance (test 2), if applicable; d) mechanical operation test (test 13), if applicable; e) visual inspection (test la).
1 The first two tests shall be carried out immediately after the final recovery period. When the detailed specification requires, the test sample is still in the test chamber for the measurement of item a. N
The test sample shall not be disturbed after exposure and before the first measurement of contact resistance. When the detailed specification requires, the test sample shall be operated 3 times before the electrical continuity and contact resistance tests. 4
Details to be specified
Detailed specification requirements The following details should be specified for this test: a) Installation and wiring method of test samples; b) Operating conditions of test samples;
c) Pre-treatment time and number of operations, if applicable; d) Condition test severity level;
e) Polarization voltage value, voltage application point of rotary switch; f) Initial inspection;
g) Contact resistance test method to be adopted; h) Contacts to be tested in test 3a and test 4a; i) Measurements in conditional tests, if applicable; i) Machine operation tests to be adopted;
k) Requirements for final inspection;
1) What are the differences from the standard test method. Test 11d: Rapid temperature change
is to establish a detailed standard test method to evaluate the ability of components to withstand sudden changes in air temperature that may occur during storage, transportation and use.
4.2 Preparation of test samples
4.2.1 Mechanical preparation
The test samples with common accessories shall be installed and wired as specified in the detailed specification. When required by the detailed specification, the test samples shall be operated for the specified number of times before the test. When each test is carried out, the detailed specification shall clearly specify the state of the test sample, such as: operated or not operated, plugged or not plugged, etc.
4.2.2 Preconditioning
Preconditioning shall be carried out as required by the detailed specification. 4.3 Test method
4.3.1 Initial test
GB/T5095.6—1997
When required by the detailed specification, the test samples shall be subjected to the specified initial test immediately after preconditioning under the standard atmospheric conditions of the test. Conditioning test
The test shall be carried out in accordance with \Test Na\ in IEC68-2-14. The exposure time and number of cycles to high and low temperatures shall be as specified in the detailed specification. 4.4
Final test
The test sample shall be subjected to the following tests described in the relevant parts of GB/T5095 and shall comply with the requirements of the detailed specification: a) Withstand voltage (test 4a);
b) Insulation resistance (test 3a);
c) Visual inspection (test la);
d) Operating characteristics.
Details to be specified
Detailed specification requirements The following details shall be specified for this test: a) Wiring and installation method of the test sample; b) Pretreatment time and number of operations, if applicable; c) Condition test severity level;
d) Initial test;
e) Operating conditions of the test sample during the test: f) Recovery time:
g) Final measurements and requirements;
h) Any differences from the standard test method. Test 11e: Long Requirement
5.1 Purpose
To establish detailed standard test methods to assess the extent and effect of fungal growth on the function of components. Test sample preparation
The test samples shall be installed as specified in the detailed specification. When required by the detailed specification, operate the test samples for the specified number of times before the test. When conducting each test, the detailed specification shall clearly specify the state of the test sample. For example: operated or not operated, plugged in or not plugged in, etc.
Initial Testing
The insulation resistance of the test sample shall be measured in accordance with the provisions of Test 3a in GB/T5095.2-1997, and the resistance value shall be specified in the detailed specification.
5.4 Test method
The test shall be carried out in accordance with the provisions of "Test J: Mildew test method" in IEC68-2-10. The duration of the test shall be specified in the detailed specification. Final test
The test sample shall be subjected to the following tests described in the relevant parts of GB/T5095 and shall comply with the requirements specified in the detailed specification. a) Insulation resistance (test 3a);
b) Visual inspection (test 1a).
5.6 Details to be specified
The following details shall be specified for this test when the detailed specification requires: a) Installation method of the test sample;
b) Operating conditions;
c) Initial inspection;
d) Duration of exposure;
GB/T 5095.6—1997
e) Requirements for final inspection;
f) What are the differences from the standard test methods? 6 Test 11f: Salt spray corrosion
It is to establish a detailed standard test method to evaluate the effects on the surface of the test sample in controlled salt spray. No electrical test is performed after this test, but when the detailed specification requires it, the "Test 9a Mechanical Operation Test" in GB/T5095.5-1997 can be performed to evaluate the effects on the mechanical functions of the test sample. Test sample preparation
The test sample should be prepared and installed in accordance with the requirements of the detailed specification. Etc.
When the detailed specification requires it, the detailed specification should clearly specify the test sample processing conditions. For example: operation or non-operation, plugging or non-plugging 6.3
Test method
The test should be carried out in accordance with "Test Ka: Salt spray test method" in IEC68-2-11. 6.4
Final test
After the test sample has completed the above test and has been cleaned and dried with distilled water as required, it should be inspected for appearance according to test 1a in GB/T5095.2-1997, paying special attention to the following details: a)) cracking;
b) peeling;
c) corrosion spots on the exposed metal surface.
Details to be specified
Detailed specification requirements The following details should be specified for this test: a) preparation, installation and placement of test samples; b) exposure duration;
e) requirements;
d) any differences from the standard test method. Test 11g: Industrial atmospheric corrosion (has been formulated as IEC512-11-7, therefore deleted)7
8Test 11h: Sand and dust (has been formulated as IEC512-11-8. Therefore deleted)9Test 11i; High temperature
9.1 Purpose
is to establish detailed standard test methods to evaluate the performance of components stored and operated in a specified manner under specified high temperature conditions. 9.2
Test sample preparation
9.2.1 Mechanical preparation
The test samples equipped with common accessories shall be installed and wired as specified in the detailed specifications. When specified in the detailed specifications, the test samples shall be operated the specified number of times before the test. When conducting each test, the detailed specifications shall clearly specify the state of the test sample. For example: operated or not operated, plugged in or not plugged in, etc.
Pretreatment6—1997
e) Requirements for final inspection;
f) Differences from standard test methods. 6 Test 11f: Salt spray corrosion
It is a detailed standard test method to evaluate the effects on the surface of the test sample in controlled salt spray. No electrical test is performed after this test, but when the detailed specification requires it, the "Test 9a Mechanical Operation Test" in GB/T5095.5-1997 can be performed to evaluate the effects on the mechanical functions of the test sample. Test sample preparation
The test sample should be prepared and installed in accordance with the requirements of the detailed specification. Etc.
When the detailed specification requires it, the detailed specification should clearly specify the test sample processing conditions. For example: operation or non-operation, plugging or non-plugging 6.3
Test method
The test should be carried out according to "Test Ka: Salt spray test method" in IEC68-2-11. 6.4
Final inspection
After the test sample has completed the above test and has been washed and dried with distilled water as required, it should be inspected for appearance according to test 1a in GB/T5095.2-1997, paying special attention to the following details: a)) cracking;
b) peeling;
c) corrosion spots on exposed metal surfaces.
Details to be specified
Detailed specification requirements The following details should be specified for this test: a) preparation, installation and placement of test samples; b) exposure duration;
e) requirements;
d) any differences from the standard test method Place. Test 11g: Industrial atmospheric corrosion (has been formulated as IEC512-11-7, so deleted) 7
8 Test 11h: Sand and dust (has been formulated as IEC512-11-8. Therefore, the supplementary part is deleted) 9 Test 11i; High temperature
9.1 Purpose
is to establish detailed standard test methods to evaluate the performance of components stored and operated in a specified manner under specified high temperature conditions. 9.2
Test sample preparation
9.2.1 Mechanical preparation
The test samples equipped with common accessories shall be installed and wired as specified in the detailed specifications. When specified in the detailed specifications, the test samples shall be operated the specified number of times before the test. When conducting each test, the detailed specifications shall clearly specify the state of the test sample. For example: operated or not operated, plugged in or not plugged in, etc.
Pretreatment6—1997
e) Requirements for final inspection;
f) Differences from standard test methods. 6 Test 11f: Salt spray corrosion
It is a detailed standard test method to evaluate the effects on the surface of the test sample in controlled salt spray. No electrical test is performed after this test, but when the detailed specification requires it, the "Test 9a Mechanical Operation Test" in GB/T5095.5-1997 can be performed to evaluate the effects on the mechanical functions of the test sample. Test sample preparation
The test sample should be prepared and installed in accordance with the requirements of the detailed specification. Etc.
When the detailed specification requires it, the detailed specification should clearly specify the test sample processing conditions. For example: operation or non-operation, plugging or non-plugging 6.3
Test method
The test should be carried out according to "Test Ka: Salt spray test method" in IEC68-2-11. 6.4
Final inspection
After the test sample has completed the above test and has been washed and dried with distilled water as required, it should be inspected for appearance according to test 1a in GB/T5095.2-1997, paying special attention to the following details: a)) cracking;
b) peeling;
c) corrosion spots on exposed metal surfaces.
Details to be specified
Detailed specification requirements The following details should be specified for this test: a) preparation, installation and placement of test samples; b) exposure duration;
e) requirements;
d) any differences from the standard test method Place. Test 11g: Industrial atmospheric corrosion (has been formulated as IEC512-11-7, so deleted) 7
8 Test 11h: Sand and dust (has been formulated as IEC512-11-8. Therefore, the supplementary part is deleted) 9 Test 11i; High temperature
9.1 Purpose
is to establish detailed standard test methods to evaluate the performance of components stored and operated in a specified manner under specified high temperature conditions. 9.2
Test sample preparation
9.2.1 Mechanical preparation
The test samples equipped with common accessories shall be installed and wired as specified in the detailed specifications. When specified in the detailed specifications, the test samples shall be operated the specified number of times before the test. When conducting each test, the detailed specifications shall clearly specify the state of the test sample. For example: operated or not operated, plugged in or not plugged in, etc.
Pretreatment
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