1、Making LED light sources interchangeable LED light sources interchangeable Introduction version 20120409 non-confidentialMission Starting point: Starting point: LED lighting serves the lighting market by better and more efficient lighting solutions. Zhaga role: Zhaga promotes the interchangeability
2、of LED light engines for all applications in general lighting by specifying their interfaces and enabling easy identification of Zhaga compliant products. Zhaga benefits: Stable design platforms for luminaire makers Stable design platforms for luminaire makers Future proof light engines which can be
3、 second sourced and upgraded Zhaga market impact: Zhaga creates market confidence in LED lighting solutions which stimulates the growth of the application of LEDs CONFIDENTIAL 9 April 2012 2Interchangeable light sources Th li hti i d t i d t k ith t d di d li ht The lighting industry is used to work
4、 with standardized light sources E27, G5, G9, E27, G5, G9, CONFIDENTIAL 9 April 2012 3LED light sources are not interchangeable today Most LED light sources are not interchangeable until now Most LED light sources are not interchangeable, until now. Typical differences are: fit with heat sink (2, 3,
5、 or 4 screws) size of the heat sink size of the light emitting surface height of the light emitting surface Problem: Change LED = Change heat sink & reflector in luminaire CONFIDENTIAL 9 April 2012 4Zhaga: interchangeable LED light sources Zh ill k LED li ht i t h bl Zhaga will make LED light source
6、s interchangeable The main parameters are: The main parameters are: Mechanical and thermal fit with the heat sink Size of the light emitting surface Height of the light emitting surface Photometric properties of the light emitting surface CONFIDENTIAL 9 April 2012 5What is an LED light engine? An LE
7、D light engine is the combination of an LED module and its associated electronic control gear (driver). its associated electronic control gear (driver). CONFIDENTIAL 6 6 9 April 2012Control gear integrated or in separate housing An LED light engine can have integrated control gear, or control gear i
8、n a separate housing LED module LED Light Engine Ctl LED Module cable LED Light Engine Control Gear Control Gear LED Module cable integrated control gear control gear in separate housing CONFIDENTIAL 7 7 9 April 2012Interface specifications promote innovation Zhaga specifies only what is necessary t
9、o enable the interchangeability of light engines from different ft manufacturers. The design freedom inside the light engines and in the The design freedom inside the light engines and in the luminaires is maximized. LED li ht i mechanical interface thermal interface electrical interface Zhaga treat
10、s the inside of a LED light engine photometric interface g light engine as a black box CONFIDENTIAL 9 April 2012 8The interfaces of a light engine 1. Mechanical Interface related to dimensions incl. “socket” 2. Photometrical Interface related for example to lumen output, color, light distribution 3.
11、 Thermal Interface related for example to thermal resistance, heat dissipation related for example to thermal resistance, heat dissipation 4. Electrical Interface related to Power (AC or DC), insulation, earth and Controls (by reference to existing specifications) CONFIDENTIAL 9 April 2012 9Out of s
12、cope: performance, quality, safety Government regulations Government regulations Quality labels Zhaga safety life time Companies mechanical fit light distribution thermal behavior electrical interface product specifications energy efficiency color stability Safety Quality Interchangeability electric
13、al interface product specifications data sheet Quality Performance Interchangeability Detailed product properties CONFIDENTIAL 9 April 2012 10 Zhaga specifies only a small part of the product propertiesOf ifb l dd l Out of scope: interface between control gear and module Zhaga will not specify the i
14、nterface between LED electronic control gear and the LED Module This interface is rapidly evolving. It is not stable. s te ace s apdye o g t s otstabe Case 1: LED electronic control gear integrated Typical for low power light engines LED Light Engine - Zhaga Interface Electronic LED Light Engine Typ
15、ical for low power light engines Interface between driver and engine is hidden Case 2: LED electronic control gear separated Electronic Control Gear Case 2: LED electronic control gear separated Typical for high power light engines Separate boxes with proprietary interface between the boxes Oth i t
16、f f t l b ifi d Other interfaces of control gear may be specified Other interfaces of light engine may be specified Electronic proprietary interface LED Light Engine - Zhaga Interface CONFIDENTIAL 11 Electronic Control Gear LED module proprietary interfaceZhaga will create many light engine specific
17、ations Many possible light engine variants within th Zh f il the Zhaga family CONFIDENTIAL 9 April 2012 12 Different lighting applications need different light enginesCf Companies can choose which specifications they use P ibl Li ht E i Possible Light Engine variants within the Zhaga family Catalogu
18、e Company A Catalogue Company C Catalogue Company B CONFIDENTIAL 9 April 2012 13 Use of Zhaga specifications is a business optionZhaga Z h a ga is a consortium of industry players that creates g yp y Standardised interfaces for LED Light engines to secure a stable design platform for luminaire desig
19、ners and manufacturers Zh i id t id ti Zhaga is an industry-wide co-operation: LED light engine manufacturers LED luminaire manufacturers Components additionally necessary (heat sinks, optics.) Zhaga is an open co-operation open to any company that subscribes to the vision/mission and is willing to
20、contribute to the success Zhaga is a global co operation Zhaga is a global co-operation Zhaga is a co-operation of companies from all regions Zhaga will create specifications for global application CONFIDENTIAL 14 9 April 2012Speed Zhaga will move fast. The industry needs light engine specifications
21、 now. Z h a ga will establish its specifications first as a voluntary gpy industry specification Zhaga will offer the finished specification to an SDO*, such as IEC, for formal standardization. * Standard Development Organization CONFIDENTIAL 15 9 April 2012Enable alternative implementations Wheneve
22、r practically possible, the Zhaga consortium will create interface specifications that allow more than one il t t if t hl ih ti implementation of the light engine margins and tolerances should be broad interface specifications should not imply a single technical pp y g solution Thi h ld t th t l i l
23、 This should prevent that only a single company can manufacture a Zhaga-compliant light engine CONFIDENTIAL 16 9 April 2012Certification, Compliance, Logo and Fees Zhaga will establish methods for certifying that: LED light engines comply with the specification, complementary components comply with
24、the specification. Only certified products are allowed to carry the Zhaga logo and name of the Zhaga specification Certification requires compliance testing by an independent test lab Zh b l b hi f Zhaga members pay an annual membership fee Membership fees are used for the organization of meetings,
25、publicity, promotion of the standard and to monitor certification Members participating in Zhaga activities carry their own costs (travel, salary cost, prototyping, measurements etc.) CONFIDENTIAL 17 9 April 2012The Zhaga logo Members may use the Zhaga Logo on products that implement a Zhaga specifi
26、cation C o m pliance with the Zhaga specification must be verified by pg py an independent test lab. CONFIDENTIAL 9 April 2012 18Patents and royalties (*) The members must grant each other royalty-free licenses for all patents that are necessary to implement the interface ifi ti d l d b th Zh ti spe
27、cifications developed by the Zhaga consortium. (*) This slide is an informal summary of the intellectual property rules of the consortium. The membership agreement has the details CONFIDENTIAL 19 9 April 2012 The membership agreement has the details. The membership agreement can be downloaded from t
28、he website at: http:/www.zhagastandard.org/about-us/download-agreement/Organization Steering Group Steering Group Elected by the General Assembly Determines the rules, regulations Takes the initiative to start, or stop, work on new light engine standards Defines the assignment (charter) of work grou
29、ps Appoints chair, and vice-chair persons of work groups pp , pg p Approves standards created by work groups Work Groups Thil Cd it iWk G Technical Coordination Work Group responsible for consistency between deliverables of all technical work groups Promotion Work Group takes care of Zhaga web site,
30、 press contacts, newsletters, etc. Specification Work Groups drafting Zhaga Books on the interfaces of specific Light Engines. CONFIDENTIAL gg p gg 20 9 April 2012General Assembly Meeting of all associate bdl General Assembly Financial members and regular members. Only regular members have Steering
31、Secretary General Financial Administrator (IEEE-ISTO) Only regular members have voting rights Appoints the Secretary Gld S ti Steering Committee Promotion Work Group Logo Licensing General and Steering Committee Technical Coordination Work Group Work Group 1 Work Group Work Group Work Group g Work G
32、roup o G oup Task Force 1 Task Force CONFIDENTIAL 9 April 2012 21 Task Force Work Groups Established by the Steering Committee General Assembly Financial Committee Develop and maintain the interface specification for a ill ih t it Steering Secretary General Financial Administrator (IEEE-ISTO) single
33、 light engine type. Zhaga has 7 active work Steering Committee Promotion Work Group Logo Licensing groups: WG 1: socketable downlight with integrated control gear WG 2: Spot light engine with separate control Technical Coordination Work Group Work Group 1 Work Group Work Group Work Group g Work Grou
34、p gear WG 3: Flat emitter street lighting engine with separate control gear WG 4: Socketable spot light LLE with separate o G oup Task Force 1 control gear WG 5: Compact socketable LLE with integrated control gear WG 6: Mechanical interface of electronic control Task Force CONFIDENTIAL 9 April 2012
35、22 gear WG 7: Indoor LLE with separate control gear Task Force Zhaga Specifications Overview Bk 1G l B k 2 S k t bl LLE ith i t t d B k 3 S t LLE ith t d ECG Book 1: General - Definitions - Principles - ECG dimensions Book 2: Socketable LLE with integrated ECG Status: finalized February 2011 Book 3:
36、 Spot LLE with separated ECG Status: finalized July 2011 Status: finalized December 2011 Book 4: Street Light Engine Book 5: Socketable LLE with separate ECG Book 6: Socketable LLE with integrated ECG Status: finalized in March 2012 Status: finalized September 2011 Status: finalized December 2011 Book 7: Office LLE with separate ECG Status: finalized April 2012 CONFIDENTIAL 9 April 2012 23www zhagastandard org www.zhagastandard.org
