QB/T 1741-2004 Constant temperature electric heater for electric heating sheet mosquito coils
Some standard content:
ICS 97. 180
Classification number: Y63
Reservation number: 151202005
Light Industry Standard of the People's Republic of China
0B/T1741—2004
QB1741—1993
Electro-thermostat for electrothermal mosquito coils
Electro-thermostat for electrothermal mosquito coils incense2004-12-14 released
Beijing Niu Industry
2005-06-01 implemented
A standard for Q/1741103 or electric heaters with different usage conditions. This standard revised the name of the standard QB1741-2004, and rectified it to 3 constant temperature heaters for medium-sized heating pieces, QB/r1741-2004
, which reduced the difference in the excess value of electric heaters. The temperature measurement method has been passed in the door month, so it can be detected and strengthened: in the aspect of electric energy generation, it has added "non-positive answer", "1da electrical structure", "marking and convenient pressure description items. China Light Industry Cooperation Association proposed the standard oil 1 market.
This standard is a national product standard digestion center. The main supervisory units of this standard are: National Engineering. Industrial. Miscellaneous Quality Supervision and Inspection Center, Wenzhou People's Industrial Co., Ltd., Wenzhou Ousida Direct Industrial Co., Ltd., 1haili Co., Ltd.: Guangdong Yichuan Model Manufacturing Co., Ltd., Jizhou Huali Home Products Industry Co., Ltd., Chengdu Decoration Service Co., Ltd., Hubei Fanjiang Chemical". The main person in charge of the standard is Quan Danmen, Ran Dege, Chen Renwei, Tian Xueque, Ji Xia, Shi Bo, "Yi You, Zhang Guolin, Shuang Xubin. The standard was issued for the first time in 1993, and this is the first revision. This standard is implemented by the original light industry standard Q/11741-1993 "Mosquito-repellent tablets and fire-resistant tablets".
W1 Scope
Constant temperature electric heater for electric heating sheet mosquito coils
QB/T1741-2004
The cloud standard specifies the requirements, test methods, inspection rules and signs, inversion, transportation, storage, and storage of constant temperature electric heaters for electric heating sheet mosquito coils (hereinafter referred to as electric heaters). This standard applies to electric heaters that use heat resistance or other micro-lamps as heating elements and are used in conjunction with electric heating sheets. 2 Normative references
The clauses in the above documents become clauses of this standard through reference in this standard. For referenced documents with an indicated date, any subsequent amendments (without error) or revisions are not applicable to this standard. However, the parties to the agreement under this standard are encouraged to study whether the latest versions of these documents can be used. For any referenced document without an indicated date, the latest version shall apply to this standard. GB1002-1996 Single-phase plugs and sockets for household and similar purposes - Types, basic specifications and sizes GB2099.1-1996 Plugs and sockets for household and similar purposes - Part 1: General requirements (IEC 884-1:1994) GB/T2423.8-1995 Environmental testing for electrical products - Part 2: Test methods: Self-driving (IDT TEC 6R-2-32:1990)
GB/T2828.1-2003 Attribute sampling inspection procedures Part 1: Oil sampling plan for bad batch inspection according to quality assurance level (AQL) GR/T2820-2002F
Periodic inspection attribute sampling procedures and tables [Applicable to the inspection of stable products during operation) GB4706.1-1998 Safety of household and similar electrical appliances Part 1: General requirements (CQ335-1:199[) General test instructions for consumer products
GB5296.1-1997
(B5296.2-1999: Instructions for use of consumer products Instructions for use of household and similar electrical appliances 3 Terms and definitions
The following terms and definitions apply to this standard 3.1 Working temperature Under sufficient heating conditions, the central surface of the heat transfer plate of the electric heater should be smooth. 3.2 The test angle should be such that the test sample can be placed in a position without external airflow. 4 Requirements 4.1 Appearance 4.1.1 The appearance should be smooth, without obvious cracks, scratches, and the fasteners should not be loose. 4.1.2 The heat surface should be smooth, intact, and free of rust. 4.1.3 All parts should be assembled completely and firmly. 4.1.4 The electric heater should have an indication of power on. 4.2 Working temperature and tolerance of electric heater The working temperature and tolerance of the electric heater 1 is (165 ± 8) ℃ (the working temperature mark is marked on the product, and the tolerance is still ± 8 ℃). WwW.QH/1-741—2C04
2.8 Voltage fluctuation characteristics
The voltage fluctuation of the power source is within the range of 1%, which will not affect the normal use. The value of the fluctuation is within the range of 42.4.4.1. The following should be marked
Manufacturer name:
Product name:
Trademark or mark:
Device model: Specifications:
Rated voltage (HV), rated power (H>), rated input power (W): The symbol of the power supply.
It can be mentioned in detail that the safety position can be used.
It can be said that the (-) device should only be used with
4.6 Protection against touching live parts
The information should be used according to the actual design of the external power and the rated power of the car. The input power should not be greater than the rated power! ·10W, the device is under rated temperature: its operating rate is not more than 120% of its rated operating rate:
2.7 Heat generation
The temperature rise of the outer part of the heating cover does not exceed 45K, the temperature rise of the center of the shell does not exceed 0K, 1.R Discharge current
4.8.11. The discharge current under the working temperature is not large 0.25m44.8.2 Full total discharge current, 0.25m4.
4. 9 Electric strength
The actual current withstanding rate is 50% when the test is stopped, the phenomenon of small enjoyment is large! Test method: a) total electrical strength: 3750V, b) upper and lower air strength: 3750V, c) humidity: 3750V, 4, 10. Normal use: 1: small, with steam, 42, 4. The requirements should be normal. There should be no deformation or damage. 4.1 Abnormal operation: The structure of the device should be completely self-supporting and complete to eliminate the fire hazard and reduce the main damage of the safety or mechanical failure. 4.12 Mechanical strength: 4.12.1 Drop: After the heat drop test, the device can be used normally without damage, and the cost requirement of 4.9 is met. 4.12.2 The product can be used normally only after the test in 5.12.2. The product shall meet the requirements of 4.5, 4.8 and 4.15. 4.13 The structure of the product shall be T-type and shall meet the relevant requirements of G4706.E-199822. 1.11 Electrical connection and external soft wires. 4.14.1 Dimensions of power wires: The power wires of heaters shall be 0. 3m, conductor length is divided into two types, the difference line is QB/T1741-2004
length 12mm~2000mm, the length of the plate is 1500mm-2000mm (including the line length of 2000m, the line mark is not less than 0.75)
4.14.2 The power line
meets the requirements of 25.3 in GB47 (6.1-1908. 4.143 Power line tension
mouth travel The electric heater purchased from the manufacturer has a wide range of products, and can be tested 25 times with a force test of 30>. During the test, the same delivery will not be damaged: the displacement of the power line can not exceed 2, the electrical creepage height is not greater than 4.1. 4.11-1 The power line shallow bending resistance test of the electric heater with a power line monitoring is carried out with the power line bending resistance test. The power line bending resistance test is carried out for 25 times with a force test of 30>. During the test, the power line can not be damaged, the ground is not in a hurry, and the ground is not in a hurry. The core wire strands are not more than 0,15 mm in length. The head is in accordance with the technical specifications of B1002-1996 and 2099.1-1996. 4.15 Ionization and electrical clearances of different parts of the device are determined by the gas outlet and climbing height of the seven parts of the product. 4.16 Heat resistance. The shell is not hot enough. After ball adjustment, its non-marking diameter is not more than 2mm4.17. Anti-rust property
Stable electrical separation
The required five tests: one is to have sufficient absorption, transmission and drying traces on the surface of the parts, etc. After the test, there are no traces of chain on the surface of the parts. 5 Test method
5.2 Working temperature and light of electric heater
Name: Electric heater Use air temperature plus furnace source temperature: double note: 0--T, 40.1℃
is the difference between this part and this part, the difference between this part and this part is 1.18%--[Test conditions: ambient temperature (232℃, relative accuracy) under the test conditions, no external environment. Test within 1 year:
Measurement: First, energize the device for 30min, then time it, and read the temperature of the thermocouple (the central part of the hot plate is selected and the area of the product is 500mm). When measuring, the visual temperature meter should be connected and energized and the temperature should be changed. The temperature of the thermocouple should be confirmed by the temperature meter. When measuring, the temperature of the thermocouple should be confirmed by the temperature meter. The measuring range of the water meter is 0: the most important moment 1 choose the same busy wear need to see the total fixed operation time value, the measurement of this delicious flow temperature value, the temperature measurement of this business Ding small temperature in the water technology steam meter small temperature change when the heater as the temperature also through the meter single atmosphere, that is, before, the flow temperature value difference again! The mercury temperature tiger one display.
QB/T1741—2004
1-on the handle 12 a pair of high temperature plastic needle (heat change temperature use 322: 3-heater: 4-measuring frame: 5-fall code figure 1 electric heating piece mosquito coil with constant temperature electric heater measuring instrument schematic diagram 1-energy sheet (ton 13.0m×0.8mm, 90% of the amount): 2-waste wire sheet and silver sheet use good me: 3-plastic fairy support 4-electric couple and wiring piece spot welding connection: 5-thermoelectric servant (mirror supplement 4≤0.3m m): 6-brass terminal block (m core 0.1g), 7 material Figure 2 Test silver plate structure diagram
WwW.5.3 Voltage fluctuation characteristics
QR/T1741-20Q4
In the test environment with a temperature of (23 ± 2) ℃, a relative humidity of no more than 75%, and no external air entering, the voltage is 10% of the rated voltage and the test is carried out according to the method required in 5.2. 5.4 Marking and instructions
5.5 Protection against touching live parts
According to the relevant requirements of Chapter 8 of GB4706.1-199B5.6 Input power
According to the relevant requirements of 10.1 in F4706.1-1998.5.7 Heating
Apply 1.15 Compensate for rated input power, pass for 6 hours, measure the temperature rise of the outer surface of the convex heater and the outer bottom of the seven heaters, and the test shall be carried out according to the requirements of GB4706.1-1998 Section 11. 5.8 Leakage current
5.B.1 Leakage current at working temperature
shall be carried out according to the relevant requirements of GB4706.1-1998 Chapter 13. The test voltage shall be 1.06 times of the rated value. 5.8.2 Wet state leakage current
shall be carried out according to the conditions and methods of 15.3 and 16.2 of G4706.1-1998: the test voltage shall be 1.06 times of the rated value. 5.9 Electric strength
6.9.1 Cold state electric strength
shall be carried out according to the conditions and methods of 16.3 of GD4706.1-1998. The test is set to 100mA 5.9.2 Electric strength at working temperature
Dial (R470 catties. 1199g City 13.3 related methods. The test current is set to 100mA: 5.9.3 Lake state electric strength
According to the conditions and methods of GB4706.1-1998 + 15.3 and 16.3, the test current is set to [00mA. 5.10 Durability bzxZ.net
Apply 1.1 times the rated voltage, and conduct the test with a working period of 25:nin on and 5min off, and a total of 500 periods. 5.11 Abnormal operation
According to GB4706.11 99R 19.6 method to achieve. 5.12 Mechanical strength
5.12.1 Falling test is carried out according to the method specified in GB/T2423.8-1995, the selected height is 500mm, the number of drops on the stop surface and side surface is called secondary.
5.12.2 Shanghai has been sent according to the method specified in Chapter 21 of GB4706.1-1998. 5.13 Structure
According to the method specified in Chapter 22 of GB4706.11998, 5.14 Power supply connection and external soft wire, head: 5.14.1 Power supply wire size
Length back to the measuring plate (from the source or the expansion transformer into The device is from one point to the plug entrance), and the load is measured by the outer diameter.
5.14.2 The power cord is tested according to the relevant method in 25.7 of G4706.1199R. 5.14.3 The tension of the power cord is carried out according to the provisions of 25.15 of GB4706.1-1998, and the WQB/T1741-2001
5.14.4 Only according to the bending resistance of the wire according to the provisions of 25.14 of GB4706.:-1993. 5.14.3 The head is removed and the relevant regulations are completed in H1002199, 209116 . 5.15 Chu object distance and electrical clearance
: 0.02m) for measurement number
51 heat resistance
according to 6347061
5.1! Rust resistance
North! Teaching production, the grid heat plate is placed in the four-way shrinkage pool 10m, in order to control the leakage of the three-way grease before the elimination of the river: the heat transfer report temperature is 01) the concentration of the flashing water is 10 Bao flashing relatively high lubricating liquid immersed in the run 10m, shake off after not buckling the telegraph sheet: heat transfer absorption one of its letters and through, degree + box with 0 special (1-5) such as the heat box in the thousand mm with the inspection is in accordance with the system will be 4.17: 6 inspection then
6! The quality inspection department of the production station Nanniu factory can only be released after passing the standard inspection, and the original position! Description and certification 6.2 production control test is divided into - factory inspection profit type test. 6.2.1 factory inspection camel
A Keshan capital, all out, \ risk. ! Fund GT2N2H.1-2 special inspection times 5-2 on the usual once pull sample case, from the collection type Kang AQ1. But, A 1., B US 6.5, Guan 10. Four control items and no classification table 2.
Second company heat exchanger second city temperature change provincial room
Chang Zhizhou description
type inspection
out of the following flow one, when Sichuan type test,
test for the law
Emperor product or table after production line! Production start-up, safety, material, and acidity. If there is a large change in the production, which may affect the product performance, the product will be checked at least once after the production is completed. When the product is halfway through its production, the results will be given when the product is different from the previous type inspection. If the product is not suitable for the service point, the product will be subject to quantitative inspection. 622? The whole oil is detailed as 6 and
6.2.3 five-style test to use GT2829-2002. Single water, T: times: 1 plan, diffuse according to the test items, not the level of quality Q consumption, production of public major changes in the light constant plan see table, table 4, the style according to the present one not the heart of the parts rate combined to determine the eight containing impurities (the umbrella parts can refer to you, the device three notes, will be paired with all the relevant style tests, but 113, 4.1.4, 4.? Test outside the separate confusion column - through ||tt ||WwW. Sequence
You will be called
Before entering the total rate
Power on
Two stop standards 1 work
Small source single 2 external bus, finger
Heat in one
Test items Mountain
Small heat work pre-set
Also fluctuation characteristics
? Marking, packaging, avoidance, purchase
7.1 Marking
7.1.1 Product should 4:1 The requirements of the product are as follows: 1.2 The product name and trade mark: a) Product number: b) Manufacturer: d) Quality inspection period: QBT·741-2304 (Approval number: GR5296). 1-【99? and (B5296.2-1999 adjustment color company standard abbreviation;
WwW.QB/T17412DD4
For products with power cords, the length of the power cord should be clearly marked in words. The packaging should have the following visible signs.
Manufacturer name:
Product name, model number:
Trademark:
Product quantity;
Hand::
Outer dimensions of packaging: length×width×height (cm×cm×cm) Notes: “Handle with care”, “Under initial test”, “Do not press heavily”, etc., factory date or batch number,
7. 2 Transportation and storage
7.2.1 Transportation
During air transportation, the product should be free from collision and take measures to prevent irritation. 7. 2.2 Storage
The product should be stored in a dry and well-ventilated warehouse under a blanket. There should be no air contact around it.
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.