This standard is the technical specification for the GZS12-4-3 color picture tube socket. This socket is used for color picture tubes with the tube base code J12-4. This standard is used together with SJ3158 "General Specification for Sockets and Accessories for Plug-in Electronic Components" (hereinafter referred to as the General Specification). SJ 3166-1988 GZS12-4-3 Color Picture Tube Socket SJ3166-1988 Standard download decompression password: www.bzxz.net
This standard is the technical specification for the GZS12-4-3 color picture tube socket. This socket is used for color picture tubes with the tube base code J12-4. This standard is used together with SJ3158 "General Specification for Sockets and Accessories for Plug-in Electronic Components" (hereinafter referred to as the General Specification).

Standard of the Ministry of Electronic Industry of the People's Republic of China GZS12-4-3 Color Picture Tube Socket
SJ3166-88
This standard is the technical specification for the GZS12-4-3 color picture tube socket. The socket is used for color picture tubes with the tube base code J12-4.
This standard is used together with SJ3158 "General Specification for Sockets and Accessories for Plug-in Electronic Components" (hereinafter referred to as the General Specification).
1 General
1.1 Terminology
Initial arcing voltage overspark--gaps In a socket with a discharger: the voltage at which the discharge gap starts to arc. Discharge durability discharge durability The ability of the discharger to withstand instantaneous discharge continuously, expressed in terms of the number of times. 1.2 Severity level of environmental test
Climate category: 40/100/21
Vibration: frequency 10~55Hz, displacement amplitude 0.35mm Collision: peak acceleration 100m/s2
1.3 Electrical ratings
Rated voltage: 6000Vpc for terminal 1
1000Vnc for other terminals
Rated current: 1A
1.4 Examples of models, specifications and markings in technical documents 1.4.1 The model composition of the socket is as follows: GZS12-4--3A
Specification code
Basic model
1.4.2 Classification of sockets according to discharge gap The specifications for the layout position and the starting discharge voltage (initial value) are shown in Table 1. Approved by the Ministry of Electronics Industry of the People's Republic of China on April 8, 1898, and implemented on October 1, 1988. bZxz.net
SJ3166—88
Specification code
Starting discharge voltage
Contact number
1.4.2 The marking examples of sockets in technical documents are as follows: Socket GZ12-4-—3ASJ3166--88
2 Appearance structure and installation opening size
2.1 The appearance structure and its main dimensions are shown in Figures 1 and 2
Point 15.34±0.09
2.2 The dimensions of the printed board installation opening are shown in Figure 2. SI.3166-88
Connection training
Health hole size
No public coupon connection IT14 level,
Digital
3 Supplementary provisions on testing
ST3166--88
20.5±0.16
3.1 In addition to the corresponding provisions of Chapter 3 of the general specification, this standard also supplements the provisions of Articles 3.2 to 3.4 for the tests on sockets required by this standard.
3.2 Structural firmness
3.2.1 Requirements
The riveted parts of the upper and lower bases of the socket should be able to withstand the specified axial tensile static load for 1 minute. After the test, there should be no looseness.
3.2.2 Test method
The test is carried out in accordance with the provisions of GB5095.5 "Test 8b". During the test, the socket is welded on the printed circuit board and fixed, and the force is applied by the clamp fastened to the base of the socket. 3.3 Starting discharge voltage
3.3.1 Requirements: The starting discharge voltage of the socket between the specified contact and the ground terminal should comply with the provisions of Table 1 and Table 2 respectively.
Starting discharge voltage
ST3166-88
Before test (kVe)
After test (kVpc)
3.3.2 Test method: Use a discharge device to apply a DC voltage between the specified contact and the ground terminal, the contact is connected to the positive pole, the ground terminal is connected to the negative pole, and the voltage is gradually increased until the discharge is completed. The voltage indication accuracy of the discharge device is 15%, and the discharge current does not exceed 1mA. The environmental conditions for the discharge test are: temperature 20±5"C, relative humidity 45%~75%.
3, 4 Discharge durability
3.4.1 Requirements: The socket is subjected to 5000 discharge tests at the specified upper limit of the starting discharge voltage between the specified contact and the ground terminal. After the test, there should be no mechanical damage, and the starting discharge voltage range should comply with the provisions of Table 2. 3.4.2 Test method: The test is carried out on a discharge durability test equipment that complies with the circuit principle of Figure 3. The contact is connected to the positive pole and the ground terminal is connected to the negative pole. Discharge once about 1 second, and the discharge current should not exceed 1mA, R
Adjustable DC power supply
4 Inspection rules
Tested socket
4.1 The socket shall be inspected in accordance with the inspection rules specified in Chapter 4 of the general specification. 4.2 Verification inspection
Identification inspection shall be carried out in accordance with the general specification. The test is carried out in accordance with the provisions of Article 4.3 of the specification and Table 3 of this standard. The requirements listed in the "Requirements" column of Table 3 shall be inspected in accordance with the corresponding provisions of the general specification. The test samples are 25, including 5 samples without arresters. Sample grouping:
Group 1: 10 samples
Group I: 5 samples
Direct group: 10 samples, including 5 samples without arresters, for the withstand voltage test items of the direct group sequence number 3 and sequence number 4.
Sequence number
Test item
Weldability
Resistance to soldering heat
Terminal strength
Axial static load
Insertion force
Pull-out force
Single-pin separation force
Socket retention force
(5 samples)
Contact failure
Contact resistance||t t||Contact failure
SJ3166-88
Test conditions
Solder bath wetting method
Immersion time 5.0±0.5S
Immersion depth 2~3mm
Aging procedure is not adopted
Solder bath method
Bend 3 times
Standard gauge 3
Standard gauge 3
Standard gauge 5,| |tt||Frequency removal 10~55Hz
Displacement amplitude 0.35mm
Two horizontal directions perpendicular to each other
Number of frequency sweeps 5 times
Standard specification 4
1A,2.5VDc
Standard specification 6
Peak acceleration 100m/sz
Number of collisions 1000 times
Pulse duration 6ms
Two horizontal directions perpendicular to each other
Standard specification 4
Grounding terminal is not applicable
Not applicable
Not applicable
Instantaneous disconnection
Instantaneous disconnection
Sequence number
Test item
Contact resistance
Contact piece lateral static
Contact resistance
Structural firmness:|| tt||(6 samples)
Discharge durability:
Contact life
Pull-out force
Single-pin separation force
Contact resistance
Locking device
Insertion level
Contact resistance
Insulation resistance
Rated shunt resistance
Temperature sudden change
See Chapter 3 of this standard, the same below.
SJ3166-88
Continued Table 3
Test conditions
1A, 2.5VDc, standard gauge 6
At 10mm from the mating surface
parallel to the mounting panel
in two directions perpendicular to each other
apply a force of 10N respectively
standard gauge 4 as a simulated load
1A, 2.5VDc-standard 6
plug and unplug 50 times
standard gauge 2
standard gauge 3
standard gauge 5
1A, 2.5VDc
standard gauge 6
1A, 2.5VDc
Standard specification 6
MHz±200kHz
-40~+100℃
Exposure time 30min
Transfer time 2~3min
See Table 2
25~80N
Not applicable
Not applicable
Group sequence number
Test item
Partial discharge
Start discharge voltage Pressure:
Climate sequence test
Insulation resistance
Alternating damp heat
(First cycle)
Low pressure
Alternating damp heat
(Remaining cycles)
Insulation resistance
ST316688
Continued Table 3
Test conditions
Recovery time 2h
Contact No. 1 and outside
(See Figure 4 ):
14kVpc
Contact without discharge gap
and adjacent contact (except ground
end):
Between other contacts (except ground
end),
100℃*96h
Measured in hot state
Between adjacent contacts
High temperature+40℃
-40℃,96h
Between adjacent contacts
Contact No. 1 and outside
(see Figure 4):
14kVpc
Contact without discharge gap
and adjacent contacts (except for contact
Not applicable
See Table 1
≥10+M2
Not applicable
No. Test
Test Item
Contact resistance
Insulation resistance||t t||(without discharger
5 samples)
Constant damp heat
Insulation resistance
RF shunt resistance
Contact resistance
ST3166-88
Continued Table 3
Test conditions
Between the other contacts (except the ground
terminal),
1A,2.5VDc||tt| |Standard Regulation 6
Between adjacent contacts
Between contact No. 1 and adjacent
contact:
14kVDc
Between other contacts,
remove surface condensation
Between adjacent contacts:
Standard Regulation 6
Between contact No. 1 and outside
(see Figure 4):
14kVpc
without discharge gap Between contact
and adjacent contact (except grounding
grounding terminal):
other contacts (except grounding
not applicable
Group sequence number
Test items
Start discharge voltage:
(without discharger
5 samples)
Low pressure
Salt spray corrosion
Hydrogen sulfide
Contact resistance
4.3 Quality consistency inspection
4.3.1 Batch inspection
SJ3166-88
Continued Table 3
Test conditions
Between terminals and adjacent terminals:
Between No. 1 contact and adjacent contacts:
14kVpc
Between other contacts:
1A,2.5Vpc
Standard specification 6
Shield.
Electric board (negative pole):
No. 1 contact (positive pole)
Batch inspection shall be carried out in accordance with the provisions of Article 4.4.1 of the general specification and Table 4 of this standard. Requirements not listed in the "Requirements" column of Table 4 shall be inspected in accordance with the corresponding provisions of the general specification. 10
See Table 2
Not applicable
Not applicable
94V-O level
Test items
Material and process inspection
Insertion force
Pull-out force
Single-leg separation force
Contact resistance
Insulation resistance
Start discharge voltage:
Weldability"
SJ3166-88
Sanghan No.
Test conditions
Standard gauge 3
Standard gauge 3
Standard gauge 6, 7
1A, 2.5VDc
Standard gauge 6
Between adjacent contacts
No. 1 contact and outside (see Figure 4):||tt| |14kVpc
Between contact without discharge gap and
adjacent contact (except grounding
):
Between other contacts (except grounding
terminal):
≥10°MQ
See Table 1
Note: ·The test is carried out on 2 samples that have not been tested. After the test, all welding ends shall meet the requirements of 3.3.7 of the general specification. If one welding end fails, double test can be carried out. If the double test passes, the submission is qualified. If another welding end fails, the submission is unqualified. 4.3.2 Periodic inspection
Periodic inspection shall be carried out in accordance with the provisions of Article 4.4.2 of the general specification and Table 5 of this standard. Requirements not listed in the "Requirements" column of Table 5 shall be subject to the general specification. The corresponding provisions of the specification are tested. 1
SJ3166--88
In Table 5, the 8 samples in Group 1 are divided into two groups after the test item with sequence number 6, 4 each for items 7.1~7.4 and 8.1~8.4.
Sequence number
Test item
Weldability
Resistance to soldering heat
Terminal strength
Axial static load
Insertion force
Pull-out force
Single-pin separation force
Socket retention force
(4 samples)
Contact failure
7.2 Impact and pull
Solder tank wetting method
Spread time 5.0±0.5s
Immersion depth 2~3mm|| tt||Aging procedure is not adopted
Soldering bath method
Bending 3 times
Standard gauge 3
Standard gauge 3
Standard gauge 5.7
Frequency 10~55Hz
Displacement value 0.35mm
Two water surfaces perpendicular to each other
Horizontal direction
Number of frequency sweeps 5 times
Standard gauge 6
Peak acceleration
100m/ss
Number of collisions 1000 times
Pulse duration 6ms
Two water surfaces perpendicular to each other
Grounding terminal is not
Not applicable
Not applicable
Instantaneous disconnection
≤1ohs
Number of samples5VDc
Standard Regulation 6
Between adjacent contacts
Between No. 1 contact and adjacent
contact:
14kVDc
Between other contacts,
remove surface condensation
Between adjacent contacts:
Standard Regulation 6
Between No. 1 contact and outside
(see Figure 4):
14kVpc
Between contact without discharge gap
and adjacent contact (except grounding
not applicable
Group Sequence Number
Test Item
Starting discharge voltage:
(without discharger
5 samples)
Low air pressure
Salt spray corrosion
Hydrogen sulfide
Contact resistance
4.3 Quality consistency inspection
4.3.1 Batch inspection
SJ3166-88
Continued Table 3
Test conditions
Between terminals and external terminals):
Between No. 1 contact and adjacent contacts:
14kVpc
Between other contacts:
1A,2.5Vpc
Standard specification 6
Shield.
Electric board (negative pole):
Contact piece No. 1 (positive pole)
Batch inspection shall be carried out in accordance with the provisions of Article 4.4.1 of the general specification and Table 4 of this standard. Requirements not listed in the "Requirements" column of Table 4 shall be inspected in accordance with the corresponding provisions of the general specification. 10
See Table 2
Not applicable
Not applicable
94V-O level
Test items
Material and process inspection
Insertion force
Pull-out force
Single-leg separation force
Contact resistance
Insulation resistance
Start discharge voltage:
Weldability"
SJ3166-88
Sanghan No.
Test conditions
Standard gauge 3
Standard gauge 3
Standard gauge 6, 7
1A, 2.5VDc
Standard gauge 6
Between adjacent contacts
No. 1 contact and outside (see Figure 4):||tt| |14kVpc
Between contact without discharge gap and
adjacent contact (except grounding
):
Between other contacts (except grounding
terminal):
≥10°MQ
See Table 1
Note: ·The test is carried out on 2 samples that have not been tested. After the test, all welding ends shall meet the requirements of 3.3.7 of the general specification. If one welding end fails, double test can be carried out. If the double test passes, the submission is qualified. If another welding end fails, the submission is unqualified. 4.3.2 Periodic inspection
Periodic inspection shall be carried out in accordance with the provisions of Article 4.4.2 of the general specification and Table 5 of this standard. Requirements not listed in the "Requirements" column of Table 5 shall be subject to the general specification. The corresponding provisions of the specification are tested. 1
SJ3166--88
In Table 5, the 8 samples in Group 1 are divided into two groups after the test item with sequence number 6, 4 each for items 7.1~7.4 and 8.1~8.4.
Sequence number
Test item
Weldability
Resistance to soldering heat
Terminal strength
Axial static load
Insertion force
Pull-out force
Single-pin separation force
Socket retention force
(4 samples)
Contact failure
7.2 Impact and pull
Solder tank wetting method
Spread time 5.0±0.5s
Immersion depth 2~3mm|| tt||Aging procedure is not adopted
Soldering bath method
Bending 3 times
Standard gauge 3
Standard gauge 3
Standard gauge 5.7
Frequency 10~55Hz
Displacement value 0.35mm
Two water surfaces perpendicular to each other
Horizontal direction
Number of frequency sweeps 5 times
Standard gauge 6
Peak acceleration
100m/ss
Number of collisions 1000 times
Pulse duration 6ms
Two water surfaces perpendicular to each other
Grounding terminal is not
Not applicable
Not applicable
Instantaneous disconnection
≤1ohs
Number of samples5VDc
Standard Regulation 6
Between adjacent contacts
Between No. 1 contact and adjacent
contact:
14kVDc
Between other contacts,
remove surface condensation
Between adjacent contacts:
Standard Regulation 6
Between No. 1 contact and outside
(see Figure 4):
14kVpc
Between contact without discharge gap
and adjacent contact (except grounding
not applicable
Group Sequence Number
Test Item
Starting discharge voltage:
(without discharger
5 samples)
Low air pressure
Salt spray corrosion
Hydrogen sulfide
Contact resistance
4.3 Quality consistency inspection
4.3.1 Batch inspection
SJ3166-88
Continued Table 3
Test conditions
Between terminals and external terminals):
Between No. 1 contact and adjacent contacts:
14kVpc
Between other contacts:
1A,2.5Vpc
Standard specification 6
Shield.
Electric board (negative pole):
Contact piece No. 1 (positive pole)
Batch inspection shall be carried out in accordance with the provisions of Article 4.4.1 of the general specification and Table 4 of this standard. Requirements not listed in the "Requirements" column of Table 4 shall be inspected in accordance with the corresponding provisions of the general specification. 10
See Table 2
Not applicable
Not applicable
94V-O level
Test items
Material and process inspection
Insertion force
Pull-out force
Single-leg separation force
Contact resistance
Insulation resistance
Start discharge voltage:
Weldability"
SJ3166-88
Sanghan No.
Test conditions
Standard gauge 3
Standard gauge 3
Standard gauge 6, 7
1A, 2.5VDc
Standard gauge 6
Between adjacent contacts
No. 1 contact and outside (see Figure 4):||tt| |14kVpc
Between contact without discharge gap and
adjacent contact (except grounding
):
Between other contacts (except grounding
terminal):
≥10°MQ
See Table 1
Note: ·The test is carried out on 2 samples that have not been tested. After the test, all welding ends shall meet the requirements of 3.3.7 of the general specification. If one welding end fails, double test can be carried out. If the double test passes, the submission is qualified. If another welding end fails, the submission is unqualified. 4.3.2 Periodic inspection
Periodic inspection shall be carried out in accordance with the provisions of Article 4.4.2 of the general specification and Table 5 of this standard. Requirements not listed in the "Requirements" column of Table 5 shall be subject to the general specification. The corresponding provisions of the specification are tested. 1
SJ3166--88
In Table 5, the 8 samples in Group 1 are divided into two groups after the test item with sequence number 6, 4 each for items 7.1~7.4 and 8.1~8.4.
Sequence number
Test item
Weldability
Resistance to soldering heat
Terminal strength
Axial static load
Insertion force
Pull-out force
Single-pin separation force
Socket retention force
(4 samples)
Contact failure
7.2 Impact and pull
Solder tank wetting method
Spread time 5.0±0.5s
Immersion depth 2~3mm|| tt||Aging procedure is not adopted
Soldering bath method
Bending 3 times
Standard gauge 3
Standard gauge 3
Standard gauge 5.7
Frequency 10~55Hz
Displacement value 0.35mm
Two water surfaces perpendicular to each other
Horizontal direction
Number of frequency sweeps 5 times
Standard gauge 6
Peak acceleration
100m/ss
Number of collisions 1000 times
Pulse duration 6ms
Two water surfaces perpendicular to each other
Grounding terminal is not
Not applicable
Not applicable
Instantaneous disconnection
≤1ohs
Number of samples35mm
Two water levels perpendicular to each other
Horizontal direction
Number of cyclic sweeps 5 times
Standard gauge 6
Peak acceleration
100m/ss
Number of collisions 1000 times
Pulse duration 6ms
Two water levels perpendicular to each other
Grounding terminal is not
Not applicable
Not applicable
Instantaneous disconnection
≤1ohs
Number of samples35mm
Two water levels perpendicular to each other
Horizontal direction
Number of cyclic sweeps 5 times
Standard gauge 6
Peak acceleration
100m/ss
Number of collisions 1000 times
Pulse duration 6ms
Two water levels perpendicular to each other
Grounding terminal is not
Not applicable
Not applicable
Instantaneous disconnection
≤1ohs
Number of samples
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