GB 15766.1: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB 15766.1-2008 | English | RFQ |
ASK
|
13 days [Need to translate]
|
[GB/T 15766.1-2008] Lamps for road vehicles -- Dimensional, electrical and luminous requirements
| Obsolete |
GB 15766.1-2008
|
| GB 15766.1-2000 | English | RFQ |
ASK
|
9 days [Need to translate]
|
Filament lamps for road vehicles--Dimensional, electrical and luminous requirements
| Obsolete |
GB 15766.1-2000
|
| GB 15766.1-1995 | English | RFQ |
ASK
|
3 days [Need to translate]
|
Lamps for road vehicles. Dimensional, electrical and luminous requirements
| Obsolete |
GB 15766.1-1995
|
PDF similar to GB 15766.1-2008
Basic data | Standard ID | GB 15766.1-2008 (GB15766.1-2008) | | Description (Translated English) | [GB/T 15766.1-2008] Lamps for road vehicles -- Dimensional, electrical and luminous requirements | | Sector / Industry | National Standard | | Classification of Chinese Standard | K71 | | Classification of International Standard | 29.140.20; 43.040.20 | | Word Count Estimation | 190,193 | | Date of Issue | 2008-03-24 | | Date of Implementation | 2009-03-01 | | Older Standard (superseded by this standard) | GB 15766.1-2000 | | Quoted Standard | GB/T 2900.65; GB 4599; GB 4660; GB 5948; GB/T 15776.2; GB/T 15776.3; IEC 60051 | | Adopted Standard | IEC 60809-2004, NEQ | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Chinese standard applies to a road motor vehicle headlight, fog lights and lights bulbs (filament lamps and discharge lamps). It is particularly suitable for those involved in regulation bulbs. In particular, it includes those contained in the United Nations Economic Commission for Europe (ECE) of 20 March 1958 Geneva Agreement No. 37 and No. 99 and regulations involved in the lamp. This standard provides standards for light bulbs and lamps products Test methods and basic interchangeability (size and optical properties) technical requirements. | GB 15766.1-2008: [GB/T 15766.1-2008] Lamps for road vehicles -- Dimensional, electrical and luminous requirements
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Lamps for road vehicles.Dimensional, electrical and luminous requirements
ICS 29.140.20; 43.040.20
K71
National Standards of People's Republic of China
Replacing GB 15766.1-2000
Bulb road vehicles
Dimensional, electrical and performance requirements
(IEC 60809.2004, NEQ)
Posted 2008-03-24
2009-03-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Overview 1
1.1 Scope 1
1.2 Normative references 1
1.3 Terms and Definitions 1
2 filament lamp requirements and test conditions 3
2.1 General Requirements 3
2.2 Lamp mark 3
2.3 bulb 3
2.4 color 3
2.5 Bulb Size 4
2.6 cap 4
2.7 initial photoelectric performance requirements 4
5 2.8 optical quality inspection
2.9 Ultraviolet (UV) radiation 5
2.10 Standard filament lamp 6
3 discharge lamp 6 requirements and test conditions
3.1 General requirements 6
3.2 6 bulb sign
3.3 bulb 6
3.4 lamp 6
3.5 electrode position and size, and shading arc with 6
3.6 start, rise and hot re-strike performance 6
3.7 Optical Properties 7
3.8 Color 7
3.9 Ultraviolet (UV) radiation 7
3.10 standard discharge lamp 8
4 Sampling and Eligibility Criteria 8
5 bulb (data) Sheet 8
Shape Appendix A (normative) filament, length and position 157
Appendix B (normative) method for measuring the color of the filament lamp 159
Annex C (normative) Optical performance test conditions 161
Measurement Annex D (normative appendix) R2 bulb inside the part 162
Measurement Appendix E (Normative Appendix) H4 bulb HS1 and internal parts 165
Annex F (normative) measure the position and shape of an arc discharge lamp and electrode position of the optical device 170
Measurement methods Appendix G (normative) 171 discharge lamp Optical Properties
(Informative) Summary of bulb types and their applications Appendix H 173
Annex I (normative) measure color endurance test conditions 175
Appendix J (normative) quality control procedures for manufacturers of minimum requirements 179
Annex K (normative) Sampling and qualified level manufacturer test records 180
Annex L (normative) regulatory authorities carry out spot checks of the minimum requirements 183
Eligibility Criteria Annex M (normative) 184 Site Inspection
Foreword
All technical content in this section is mandatory.
"Bulbs for road vehicles" is divided into two parts.
--- Part 1. Dimensions, optical performance requirements;
--- Part 2. Performance requirements.
This part is the "road motor vehicle lamp" Part 1.
This Part replaces GB 15766.1-2000 "Filament lamps for road vehicles - Dimensional, electrical and performance requirements."
This portion corresponds to IEC 60809.2004 "bulbs for road vehicles - Dimensional, electrical performance requirements" (version 2.3 in English),
ECER37.2005 "Uniform provisions concerning the approval for motor vehicles and their trailers Certified lamp assembly filament lamp" [4th revision
English, including its amendments ECER37-Amend. 1.2006 and ECER37-Amend. 2.2006 (including 03 after the series version of the amendment
Addendum No. 28)], ECER99.2001 "on the approval of a motor vehicle has been certified gas discharge lamp assembly of gas-discharge light source system
A provision "(1st Revision in English, including its amendments ECER99-Amend.1.2004 and ECER99-Amend.2.2006).
This part of IEC 60809, ECER37, ECER99 of non-equivalent. among them.
a) adoption of the International Electrotechnical Commission IEC 60809.2004 Edition 2.3 (English version), in addition to Chapter 5 5.1 specific bulb
Full list of types of measurement methods and data live bulb and Appendix F (Normative Appendix) HB1 internal parts other than the bulb
Section content.
b) the use of the United Nations Economic Commission for Europe ECER37.2005 "on the approval of motor vehicles and their trailers for Certified lamps
Uniform provisions pieces of filament lamp "in Appendix 6 Appendix 7 Appendix 8 and Appendix 9, and ECER99.2001" on installment
Certified Associate for a motor vehicle gas discharge lamp assembly of gas discharge light source of uniform provisions "in Appendix 6, Appendix 7, and enclosures
Record 8 (IEC 60809.2004 is specified).
c) identical with the United Nations Economic Commission for Europe ECER37.2005 (English version), including its amendments ECER37-Amend. 1.
2006 and ECER37-Amend. 2.2006 (including 03 after the series of amendments to the version of Addendum No. 28) of the bulb type,
Its data type Binder. Equivalent reference UNECE ECER99.2001 (English version), including its amendments
ECER99-Amend. 1.2004 and ECER99-Amend. 2. The 2006 lamp type, data type and the leaflet.
This section according to IEC 60809.2004, ECER37.2005, ECER99.2001 redrafted.
This Part replaces GB 15766.1-2000 "bulbs for road vehicles, dimensions, optical performance requirements" and GB 15766.1-2000
Compared to major differences are.
a) the standard name from "Filament lamps for road vehicles - Dimensional, electrical and performance requirements" to "bulb size for road vehicles,
Optical performance requirements ";
b) The term "pattern type", increasing the "halo (halogen)" for the different types;
c) the term "rating ratedvalue" to "target objectivevalues"; the term "flux test testluminous
flux "to" measure the flux measuringluminousflux ";
d) increasing the term "reference luminous flux (referenceluminousflux)";
e) Remove 1.4 filament lamp data leaflet numbering system;
f) filament lamp requirements and test conditions increase the "color durability" requirement;
g) filament lamp requirements and test conditions increase the "standard headlamp" requirement;
h) filament lamp requirements and test conditions increase "ultraviolet (UV) radiation" requirements;
i) increase in Chapter 3, "discharge lamp requirements and test conditions";
j) out of the S4 and H2,2 types, five types;
k) Remove the H6, HB1, H5, HS3, B1.13W, B0.6W and B2.4W7 types, 7 types;
l) increased the H8, H8B, H9, H9B, H10, H11, H11B, H12, H13, H13A, H14, H27W/1, H27W/2,
H1R1, H1R2, HS5, P13W, P19W, PY19W, PR19W, PS19W, PSY19W, PSR19W, P24W,
PX24W, PY24W, PR24W, PS24W, PSX24W, PSY24W, PSR24W, P27W, P27/7W, PR21W,
PR21/4W, PR21/5W, PR27/7W, PY27/7W, RR5W, RY10W, RR10W, W2.3W, WY5W,
WR5W, W15/5W, W16W, WP21W, WPY21W, WR21/5W, WY2.3W, WY21W, D1R, D1S,
D2R, D2S, D3R, D3S, D4R and D4S59 types, 71 types;
m) delete the original Annex F (normative) Methods of measurement HB1 lamp internal parts;
n) increase in Appendix F (informative) measuring an arc discharge lamp optical device and the position and shape of the electrode position;
o) increased Annex G (normative) Methods of measurement discharge lamp and optical properties;
p) increase in Annex H (informative) bulb type and its Applications;
q) increase in Annex I (normative) measure color endurance test conditions;
r) increase in Appendix J (normative) minimum requirements for the manufacturer's quality control procedures;
s) increase the level of qualified sampling and Annex K (normative) manufacturer's test records;
t) increase in Appendix L (normative) regulatory authorities carry out the minimum requirements for on-site inspection;
u) increase in Appendix M (normative) on-site inspection of the eligibility criteria.
This section of the Appendix A, Appendix B, Appendix C, Appendix D, Appendix E, Appendix G, Appendix I, Appendix J, Appendix K, Annex L and Annex M
Normative appendix, Appendix F and Appendix H are informative appendices.
This part is proposed by the China National Light Industry Council.
This part of the National Electric lighting Standardization Technical Committee (SAC/TC224) centralized.
This part mainly drafted by. Town Jiang Zhendong Light Sources Ltd., OSRAM (China) Lighting Co., Ltd., Guangdong-Wright Optoelectronics Division
Technology Co., Ltd., Beijing Lighting Research Institute, the National Electric Light Source Quality Supervision and Inspection Center (Beijing).
The main drafters of this section. Miss more than three, Liu Xijuan, Zhang, Ma Wensong, Wu Bin, Lv Jianming, Zhao Xiurong, Jiang Shan.
This section was first released in 1995, the first revision in 2000, this is the second amendment.
Bulb road vehicles
Dimensional, electrical and performance requirements
1 Overview
1.1 Scope
This section applies to a road motor vehicle headlamps, fog lights and lights bulbs (filament lamps and discharge lamps). It is especially suitable
Those involved in the regulation for the lamp. In particular, it includes those contained in the United Nations Economic Commission for Europe (ECE) 1958
No. 37 and No. 99 regulations related to the Geneva Protocol within the bulb March 20.
This section provides test methods for products and standard bulb bulbs and basic interchangeability (dimension optical and electrical properties) technical requirements.
Most of the requirements set, see "Data relating to the leaflet." All the light bulbs, the data on the leaflet listed in Chapter 5 included in this section.
Of lamp life, lumen maintenance, torsion strength and resistance to vibration and impact resistance and other performance requirements, GB/T 15766.2 specified in.
Bulb temperature limits and maximum contour, etc. are also included in GB/T 15766.2, and to guide the design of the lighting device.
Legislation is not involved in road vehicles used for auxiliary purposes bulb in GB/T 15766.3 specified.
In developing regulatory approval, the proposed consistency under this part of the evaluation of the product. GB/T 15766.2 and GB/T 15766.3 not used for this purpose.
NOTE. The different vocabularies and standards, different terminology is used to "incandescent" (incandescentlamp) (GB/T 2900.65 in 845-07-04) and "Discharge
Lamp "(dischargelamp) (GB/T 2900.65 in 845-07-17). In this section, a" filament lamp "(filamentlamp) and" discharge lamp
Bubble "(dischargelamp). However, in writing only," the bulb "(lamp), it means that these two types of light bulbs, unless the context clearly shows it
Only used to represent one category of lamp.
1.2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this part. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this section, however, encourage the parties to this part of the research agreement
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this section.
GB/T 2900.65 Electrotechnical terminology Lighting (GB/T 2900.65-2004, IEC 60050 (845). 1987, MOD)
GB 4599 automobile headlamp with filament lamps
GB 4660 car with filament lamps front fog lamps
GB 5948 motorcycle incandescent filament light headlamp performance
GB/T 15766.2 road motor vehicle lamp performance requirements (GB/T 15766.2-2007, IEC 60810.2003, IDT)
GB/T 15766.3 small lamp (GB/T 15766.3-2007, IEC 60983.2005, IDT)
IEC 60051 direct acting indicating analogue electrical measuring instruments and their accessories
IEC 60061-1 Lamp caps and holders control of interchangeability and safety gauges - Part 1. Lamp caps
ECER19 Uniform provisions concerning the approval of motor vehicle front fog lamps
1.3 Terms and Definitions
This section uses the following terms and definitions.
1.3.1
Standardized terminology for different basic design of the lamp is described.
Note. each specific name, for example. P21/5W, H4, D2R, can constitute a type of light bulb, most of these names from the ECE regulations.
1.3.2
Of the same type, but in the following main aspects of the bulb is different for different types of bulbs.
a) trade name or trademark;
Note. the same trade name or trademark, and by different manufacturers bulbs, are treated as different types of light bulbs. The same manufacturer, brand name or trade only
Different standard light bulb, be considered the same type of lamp.
b) bulb design, optical effect in terms of their impact;
c) For the filament lamp, the nominal voltage;
d) halogen.
NOTE. selective yellow bulb or an additional selective yellow outer bulb, emitting white light is only used to change the color of the light source, without changing other characteristics, does not constitute a
Type of light source changes.
1.3.3
To test whether the design of the product meet the relevant requirements, one pair type test or series of tests performed on the samples.
1.3.4
Submitted by the manufacturer or responsible vendor for the same or a few samples for type testing.
1.3.5
To evaluate the type of bulb shape mass eligibility requirements in accordance with the relevant provisions.
Note. The type test samples and production quantities bulb is the same as the approved design.
1.3.6
Named for the lamp voltage, usually road motor vehicle power supply network of the battery voltage (6V, 12V or 24V).
1.3.7
Named for the lamp power.
1.3.8
Some performance requirements and test voltage bulb when applied to the filament lamp, the voltage on the cap side. For discharge lamps
Bubble, the voltage on the ballast input.
1.3.9
Optical properties of the design value. When current is applied to the filament lamp at a test voltage of the discharge lamp at the test voltage through ballast
When current is applied, within a predetermined tolerance range value to be achieved.
1.3.10
Allowable deviation from the target value, usually expressed as a percentage of the target value.
1.3.11
Lamp operation under specified conditions characteristics must meet the minimum and/or maximum value.
1.3.12
2.8 according to the provisions in the standard test when the headlamp filament lamps specified luminous flux.
1.3.13
For measuring the optical properties of the lighting device and a standard filament lamps specified luminous flux.
1.3.14
To cap determined as a reference plane, and thus to measure the position of certain parts bulb.
1.3.15
To cap determined as a reference axis, and thus to measure the position of certain parts bulb.
1.3.16
Stable performance bulb, the bulb will not be used in the test voltage period of time.
1.3.17
Emit white, amber or red light, having a smaller size tolerances for photometric lighting and light-signaling devices bulb.
NOTE. For each type, only provide for a nominal voltage of a standard light bulb.
1.3.18
This section shall comply with the relevant lamp data Binder "Product Lamp" column indicates that the requirements of the bulb.
1.3.19
By the manufacturer or responsible vendor claims that, in addition to compliance with the provisions of this part of the requirements, in line with GB/T 15766.2-2007 Table B. 2
The test conditions specified overload light bulb.
2 filament lamp requirements and test conditions
2.1 General Requirements
Filament lamp shall be designed to keep them in good working condition in normal use. No design defect in appearance and manufacturing.
2.2 bulb sign
It should be clearly marked with the following sign on durable bulb.
--- Manufacturer or trade name or trademark of the vendor responsible;
---Q;
--- International Nomenclature relevant type;
--- Nominal power (dual filament lamp order. high-power heater/low power filament); if it is related to the type of filament lamp
Part of an international naming, we do not need otherwise indicated.
In addition, to meet the requirements of 2.9 should be used halogen filament bulb letter "U" mark.
Addition to the above may be added to other signs.
Note. If the certification granted by a regulatory agency signs.
Compliance is checked by the following test methods.
a) if there are signs and clear --- with visual inspection;
b) Durability --- for unused lamps the following tests.
After the water with a soft cloth dampened with the mark on the bulb portion 15s, testing, marking should remain clear.
As flag printed on the bulb, the light output will not respond adversely affect the performance.
2.3 Bulb
There should be no prejudice to its optical properties nicks or spots on the filament lamp bulb.
2.4 Color
2.4.1 The color of the light
Unless otherwise specified in the relevant filament lamp data Binder, the light emitted from filament lamps shall be white. For some types of light bulbs Yun
Xu emitting colored light.
Color characteristics of light emission with CIE chromaticity coordinates shall be expressed in the following range.
--- Emitting white light finished filament lamps.
Limit tend Blue. x0 ≥0.310
Limit trend yellow. x0 ≤0.500
Tend to limit green. y ≤0.150 + 0.640 x0
Tend to limit green. y ≤0.440
Limit tend purple. y ≥0.050 + 0.750 x0
Tend to limit red. y ≥0.382
--- Emitting selective yellow light bulb filament finished.
Tend to limit red. y ≥0.138 + 0.580 x0
Tend to limit green. y ≤1.290 x0 -0.100
Limit trend white. y ≥0.940- x0 and y ≥0.440
--- Amber light emitted finished filament lamps.
Tend to limit green. y ≤ x0 -0.120
Tend to limit red. y ≥0.390
Limit trend white. y ≥0.790-0.670 x0
--- Emits red light finished filament lamps.
Limit trend yellow. y ≤0.335
Limit tend purple. y ≥0.980- x0
The method of the emitted light colors should be specified in Appendix B is measured.
Each measurement should be located within the required tolerances. Moreover, for emitting white light bulb filament, the measured value with respect to Planck
Selected points on (Planckian) trajectory, departing on x0 and/or y direction is not more than 0.020 units.
For consistency in the product and only for the amber and red, at least 80% of the measurements shall be within the required tolerances.
2.4.2 color durability
Colored filament lamps for light signaling devices should work under the test conditions described in Appendix I measured the durability of color specified.
Thereafter, the method of the light color specified in Appendix B shall be measured. All measurement results, at least for the amber and red
80% of the measurements should be within the tolerances specified in 2.4.1.
For the use of a color coating case, without a dedicated optical tool, these coatings should not crack was observed.
2.4.3 Coloring bulb
In the case of the use of painted glass bulb, in press C. One carried Burn After bulb surface should be used in a volume ratio of 70% heptane
(N-heptane) and 30% toluene (toluol) mixture gently wipe soaked cotton at about 5min after visual inspection table bulb
Face, should not be any significant changes.
2.5 Bulb Size
Filament lamp shall conform to the size limits or the light bulb filament bulb Fig data specified in the leaflet.
Defining and measuring conditions filament shape, length and position, shall conform to Annex A, Appendix D, and Appendix E of the corresponding requirements.
2.6 Lamp
Filament lamp shall be equipped with the appropriate filament lamp data Binder specified in line with the provisions of the lamp, and shall comply with the relevant IEC 60061-1
Predetermined cap data leaflet.
2.7 Initial Optical performance requirements
Filament lamp power and luminous flux shall comply with the limit values corresponding lamp data specified in the leaflet.
Unless a specific description of the color, luminous flux specified in the relevant filament lamp data leaflet only applies to emit white light lamp
Filament bulbs.
Allows selective yellow case, the luminous flux of the filament lamp having a selective yellow (outer) bulb shall be at least phase
85% should have a colorless transparent bulb filament bulb light flux.
Consistency according to the test conditions specified in Annex C of the inspection.
2.8 optical quality inspection
This requirement applies only to transmit asymmetrical dipped beam headlamps use a dual filament lamp having an interior with mask at (applies only to
H4, HS1 filament lamp type and R2), perform this test when the relevant regulatory requirements.
Optical quality inspection should be carried out to achieve the magnitude of the voltage measuring luminous flux at the time.
2.8.1 emit white light bulb 12 Vp
The closest sample test within the required standard filament lamps, headlamp placed 2.8.4 required standards, and validate by the former
Nearly bare distribution of the entire device according to the lamp filament bulbs and tested in line with GB 4599 or GB 5948 standard requirements for dipped beam.
2.8.2 emit white light bulb 6 Vp 24 Vp
Will be tested within the closest sample size rated value, set the required standards headlamp 2.8.4, and verification by the headlight and
The entire device to be tested filament bulbs, in line with GB 4599 or GB 5948 standard light distribution requirements prescribed for dipped beam deviation
Value does not exceed 10% of the minimum value, it is acceptable.
2.8.3 emitting selective yellow light bulb
For emitting selective yellow light bulb filament, should be 2.8.1 and 2.8.2 in the same manner as described in the standard headlamp into
Line test, and make sure that the illumination for 12V filament lamps reach GB 4599 or GB 5948 standard provisions of the dipped-beam light distribution minimum
Value of at least 85%, and for 6V and 24V filament lamp at least 77% of the minimum. The maximum limit remains unchanged illumination.
In the case of selective yellow bulb filament lamp, if the same type of white light emitting filament light bulb has been certified
Was approved, this test may be omitted.
2.8.4 meets the following criteria is considered to be a standard headlamp headlight
2.8.4.1 certification that it meets the conditions for approval;
2.8.4.2 effective diameter of not less than 160mm;
2.8.4.3 Use standard filament bulb, the illuminance at each point and the relevant regional headlamp type specified produced is equal to.
2.8.4.3.1 not more than the maximum limit of the headlamp relating to the type required by 90%;
2.8.4.3.2 not less than the minimum limit of the relevant type of headlamp prescribed 120%.
2.9 Ultraviolet (U Vp) radiation
Halogen filament bulb UV radiation see equation (1) and (2).
K 1 =
400nm
315nm
λdλ
K m∫
780nm
380nm
λ Vp (λ) dλ
≤2 × 10-4 W/lm (1)
K 2 =
315nm
250nm
λdλ
K m∫
780nm
380nm
λ Vp (λ) dλ
≤2 × 10-6 W/lm (2)
Where.
λ [W/nm] --- spectral distribution of the radiant flux;
Vp (λ) [1] --- spectral luminous efficiency;
λ [nm] --- wavelength;
K m = 683 [lm/W] --- light radiation equivalent.
This value should be calculated to 5nm intervals.
2.10 standard filament lamps
Standard filament lamps shall meet the additional requirements related to the filament lamp data specified in the leaflet.
Emission standard white light bulb filament bulb color temperature of 2856K light source CIE trichromatic coordinates change in x0 and/or
Y direction should not be greater than 0.010 units. For standard filament lamps emitting amber or red light, changes of the bulb temperature shall not affect
Flux, to the detriment of photometric signal device.
3 discharge lamp requirements and test conditions
3.1 General requirements
Discharge lamps shall be designed to keep them in good working condition in normal use. In addition, the non-appearance of the design and manufacturing
defect.
3.2 bulb sign
It should be clearly marked with the following sign on durable discharge lamp bulb.
--- Manufacturer or trade name or trademark of the vendor responsible;
--- Nominal power;
--- About the type of international nomenclature.
Addition to the above may be added to other signs.
Note 1. If the certification granted by a regulatory agency signs.
Note 2. On the discharge lamp ballast and start working, you should print the type and trademark, as well as relevant lamp data Binder indicated nominal voltage
And power.
Compliance is checked by the following test methods.
a) if there are signs and clear --- with visual inspection;
b) Durability --- for unused lamps the following tests.
After the water with a soft cloth dampened with the mark on the bulb portion 15s, testing, marking should remain clear.
3.3 Bulb
There should be no prejudice to its optical properties nicks or spots on the discharge lamp bulb.
Bulb lamp shall comply with the relevant provisions of the leaflet data size requirements.
3.4 Lamp
Discharge bulbs should be equipped with the appropriate lamp data leaflet specified in line with the provisions of the lamp, and shall comply with IEC 60061-1 corresponding lamp
Provisions header data leaflet. Lamp should be firmly secured to the bulb.
3.5 electrode position and size of the arc and shading tape
3.5.1 Electrode
Electrode geometry and dimensions shall comply with the relevant data leaflet.
Eligibility should be in front of the discharge bulb Burn, does not light when using optical methods through the glass envelope inspection.
3...
|