
Disgrifiad
Array LED Bridgelux® E15
Mae cynhyrchion arae LED E Series yn darparu golau o ansawdd uchel mewn pecyn goleuo cyflwr solid cryno a chost-effeithiol. Mae'r araeau sglodion hyn-ar-fwrdd (COB) ar gael mewn opsiynau perfformiad lluosog a ffurfweddu dewisol, gan symleiddio'r dyluniad-yn y broses. Mae'r ffynonellau golau dwysedd fflwcs uchel hyn wedi'u cynllunio i gefnogi ystod eang o oleuadau cyfeiriadol cystadleuol iawn a lampau newydd ar gyfer cymwysiadau masnachol a phreswyl.
Mae dyluniadau system goleuo sy'n ymgorffori'r araeau LED hyn yn sicrhau mwy o effeithiolrwydd lefel system. Mae cymwysiadau nodweddiadol yn cynnwys, ond heb fod yn gyfyngedig i, lampau newydd, tasg, acen, sbot, trac, golau i lawr, ardal eang, diogelwch, a phecyn wal.
Nodweddion
• Ystod eang o berfformiad o 2700 i 6750 lm gydag opsiynau CCT o 2700K - 6500K
• Compact, ffynhonnell golau dwysedd fflwcs uchel
• Goleuo unffurf o ansawdd uchel
• Llwybr thermol symlach
• Strwythur binio lliw sy'n cydymffurfio ag ENERGY STAR® / ANSI gyda 3 a 5 opsiwn SDCM
• Effeithlonrwydd ynni uwch na lampau gwynias, halogen a CFL
• Gweithrediad foltedd DC safonol y diwydiant
• Golau gwib gyda dimming diderfyn
• Cydymffurfio â RoHS a REACH
Budd-daliadau
• Yn cefnogi llawer o gymwysiadau goleuo cyffredinol
• Yn galluogi rheolaeth trawst tynn pan gaiff ei ddefnyddio gydag opteg eilaidd
• Golau gwyn glân heb bicsyliad
• Gwrthiant thermol isel
• Golau gwyn unffurf, cyson
• Costau gweithredu is
• Yn cyd-fynd â gyrwyr safonol y diwydiant i leihau costau system
• Hawdd i'w defnyddio gyda golau dydd a synwyryddion symud i alluogi mwy o arbedion ynni
• Cyfeillgar i'r amgylchedd

|
Teulu Cynnyrch |
Cynnyrch |
Rhif y Doc |
Gen |
Teip. fflwcs (lm) |
Os (mA) |
Vf (V) |
Effeithlonrwydd (lm/W) |
Maint swbstrad (mm) |
CRI |
CCT (K) |
|---|---|---|---|---|---|---|---|---|---|---|
| BXKE E | E15D | DS443 | 3260 | 720 | 38.7 | 117 | 15 | 70, 80, 90 | 2700-6500 | |
| BXKE E | E15F | DS443 | 4341 | 960 | 38 | 119 | 15 | 70, 80, 90 | 2700-6500 |
Tabl 1:Canllaw Dewis, Data Mesur Pyls (Tj=TC=25℃)
|
Rhif Rhan |
CCT enwol1 (K) |
CRI2 |
Gyriant Enwol Cyfredol3 (mA) |
Pwls nodweddiadol Fflwcs4,5,6 Tj = 25ºC (lm) |
Isafswm Fflwcs pwls6,7 Tj = 25ºC (lm) |
Nodweddiadol Vf (V) |
Pŵer nodweddiadol (W) |
Nodweddiadol Effeithiolrwydd (lm/W) |
|
BXKE-27E3000-D-1X |
2700K |
80 |
720 |
3130 |
2721 |
38.7 |
27.9 |
112 |
|
BXKE-27E4000-F-1X |
2700K |
80 |
960 |
4167 |
3624 |
38.0 |
36.5 |
114 |
|
BXKE-27G3000-D-1X |
2700K |
90 |
720 |
2603 |
2264 |
38.7 |
27.9 |
93 |
|
BXKE-27G4000-F-1X |
2700K |
90 |
960 |
3467 |
3014 |
38.0 |
36.5 |
95 |
|
BXKE-30E3000-D-1X |
3000K |
80 |
720 |
3260 |
2835 |
38.7 |
27.9 |
117 |
|
BXKE-30E4000-F-1X |
3000K |
80 |
960 |
4341 |
3775 |
38.0 |
36.5 |
119 |
|
BXKE-30G3000-D-1X |
3000K |
90 |
720 |
2706 |
2353 |
38.7 |
27.9 |
97 |
|
BXKE-30G4000-F-1X |
3000K |
90 |
960 |
3603 |
3133 |
38.0 |
36.5 |
99 |
|
BXKE-35E3000-D-1X |
3500K |
80 |
720 |
3358 |
2920 |
38.7 |
27.9 |
121 |
|
BXKE-35E4000-F-1X |
3500K |
80 |
960 |
4471 |
3888 |
38.0 |
36.5 |
123 |
|
BXKE-35G3000-D-1X |
3500K |
90 |
720 |
2869 |
2438 |
38.7 |
27.9 |
102 |
|
BXKE-35G4000-F-1X |
3500K |
90 |
960 |
3711 |
3154 |
38.0 |
36.5 |
102 |
|
BXKE-40E3000-D-1X |
4000K |
80 |
720 |
3390 |
2948 |
38.7 |
27.9 |
122 |
|
BXKE-40E4000-F-1X |
4000K |
80 |
960 |
4515 |
3926 |
38.0 |
36.5 |
124 |
|
BXKE-40G3000-D-1X |
4000K |
90 |
720 |
3202 |
2722 |
38.7 |
27.9 |
119 |
|
BXKE-40G4000-F-1X |
4000K |
90 |
960 |
4377 |
3720 |
38.0 |
36.5 |
120 |
|
BXKE-50E3000-D-1X |
5000K |
80 |
720 |
3494 |
3038 |
38.7 |
27.9 |
125 |
|
BXKE-50E4000-F-1X |
5000K |
80 |
960 |
4652 |
4045 |
38.0 |
36.5 |
128 |
|
BXKE-50G3000-D-1X |
5000K |
90 |
720 |
3133 |
2663 |
38.7 |
27.9 |
112 |
|
BXKE-50G4000-F-1X |
5000K |
90 |
960 |
4283 |
3640 |
38.0 |
36.5 |
117 |
|
BXKE-56E3000-D-1X |
5600K |
80 |
720 |
3619 |
3147 |
38.7 |
27.9 |
130 |
|
BXKE-56E4000-F-1X |
5600K |
80 |
960 |
4819 |
4190 |
38.0 |
36.5 |
132 |
|
BXKE-65E3000-D-1X |
6500K |
80 |
720 |
3675 |
3195 |
38.7 |
27.9 |
132 |
|
BXKE-65E4000-F-1X |
6500K |
80 |
960 |
4893 |
4573 |
38.0 |
36.5 |
134 |
Tabl 2:Canllaw Dewis, Data Mesur Curiad (Tj=85 gradd ) 4,5
|
Rhif Rhan |
CCT enwol1 (K) |
CRI2 |
Gyriant Enwol Cyfredol3 (mA) |
DC nodweddiadol Fflwcs4,5 Tj = 85ºC (lm) |
Isafswm DC Fflwcs6 Tj = 85ºC (lm) |
Nodweddiadol Vf (V) |
Pŵer nodweddiadol (W) |
Nodweddiadol Effeithiolrwydd (lm/W) |
|
BXKE-27E3000-D-1X |
2700 |
80 |
720 |
2754 |
2395 |
37.3 |
26.9 |
103 |
|
BXKE-27E4000-F-1X |
2700 |
80 |
960 |
3667 |
3189 |
36.8 |
35.3 |
104 |
|
BXKE-27G3000-D-1X |
2700 |
90 |
720 |
2291 |
1992 |
37.3 |
26.9 |
85 |
|
BXKE-27G4000-F-1X |
2700 |
90 |
960 |
3051 |
2653 |
36.8 |
35.3 |
86 |
|
BXKE-30E3000-D-1X |
3000 |
80 |
720 |
2869 |
2495 |
37.3 |
26.9 |
107 |
|
BXKE-30E4000-F-1X |
3000 |
80 |
960 |
3820 |
3322 |
36.8 |
35.3 |
108 |
|
BXKE-30G3000-D-1X |
3000 |
90 |
720 |
2381 |
2071 |
37.3 |
26.9 |
89 |
|
BXKE-30G4000-F-1X |
3000 |
90 |
960 |
3171 |
2757 |
36.8 |
35.3 |
90 |
|
BXKE-35E3000-D-1X |
3500 |
80 |
720 |
2955 |
2570 |
37.3 |
26.9 |
110 |
|
BXKE-35E4000-F-1X |
3500 |
80 |
960 |
3935 |
3422 |
36.8 |
35.3 |
111 |
|
BXKE-35G3000-D-1X |
3500 |
90 |
720 |
2525 |
2146 |
37.3 |
26.9 |
93 |
|
BXKE-35G4000-F-1X |
3500 |
90 |
960 |
3266 |
2776 |
36.8 |
35.3 |
93 |
|
BXKE-40E3000-D-1X |
4000 |
80 |
720 |
2984 |
2594 |
37.3 |
26.9 |
111 |
|
BXKE-40E4000-F-1X |
4000 |
80 |
960 |
3973 |
3455 |
36.8 |
35.3 |
112 |
|
BXKE-40G3000-D-1X |
4000 |
90 |
720 |
2813 |
2391 |
37.3 |
26.9 |
105 |
|
BXKE-40G4000-F-1X |
4000 |
90 |
960 |
3845 |
3268 |
36.8 |
35.3 |
109 |
|
BXKE-50E3000-D-1X |
5000 |
80 |
720 |
3074 |
2673 |
37.3 |
26.9 |
114 |
|
BXKE-50E4000-F-1X |
5000 |
80 |
960 |
4094 |
3560 |
36.8 |
35.3 |
116 |
|
BXKE-50G3000-D-1X |
5000 |
90 |
720 |
2753 |
2340 |
37.3 |
26.9 |
103 |
|
BXKE-50G4000-F-1X |
5000 |
90 |
960 |
3763 |
3200 |
36.8 |
35.3 |
107 |
|
BXKE-56E3000-D-1X |
5600 |
80 |
720 |
3184 |
2769 |
37.3 |
26.9 |
119 |
|
BXKE-56E4000-F-1X |
5600 |
80 |
960 |
4240 |
3687 |
36.8 |
35.3 |
120 |
|
BXKE-65E3000-D-1X |
6500 |
80 |
720 |
3234 |
2812 |
37.3 |
26.9 |
120 |
|
BXKE-65E4000-F-1X |
6500 |
80 |
960 |
4306 |
4024 |
36.8 |
35.3 |
122 |
Tabl 3: Perfformiad Cynnyrch ar Gerrynt Gyriant a Ddefnyddir yn Gyffredin
|
Rhif Rhan |
CRI |
Gyrrwch Cyfredol1 (mA) |
Nodweddiadol Vf Tj = 25.C (V) |
Pŵer nodweddiadol Tj = 25.C (W) |
Nodweddiadol Fflwcs2 Tj = 25.C (lm) |
Nodweddiadol DC Fflwcs3 Tj = 85.C (lm) |
Nodweddiadol Effeithiolrwydd Tj = 25.C (lm/W) |
|
BXKE-27E3000-D-1X |
80 |
480 |
36.3 |
17.4 |
2217 |
1951 |
127 |
|
600 |
37.6 |
22.5 |
2697 |
2373 |
120 |
||
|
720 |
38.7 |
27.9 |
3130 |
2754 |
112 |
||
|
840 |
39.9 |
33.5 |
3569 |
3141 |
106 |
||
|
960 |
41.0 |
39.3 |
3963 |
3487 |
101 |
||
|
BXKE-27E4000-F-1X |
80 |
480 |
34.6 |
16.6 |
2264 |
1992 |
136 |
|
720 |
36.4 |
26.2 |
3257 |
2866 |
124 |
||
|
960 |
38.0 |
36.5 |
4167 |
3667 |
114 |
||
|
1200 |
39.3 |
47.2 |
4992 |
4393 |
106 |
||
|
1440 |
40.7 |
58.9 |
5749 |
5059 |
98 |
||
|
BXKE-27G3000-D-1X |
90 |
480 |
36.3 |
17.4 |
1843 |
1622 |
106 |
|
600 |
37.6 |
22.5 |
2236 |
1968 |
99 |
||
|
720 |
38.7 |
27.9 |
2603 |
2291 |
93 |
||
|
840 |
39.9 |
33.5 |
2944 |
2591 |
88 |
||
|
960 |
41.0 |
39.3 |
3259 |
2868 |
83 |
||
|
BXKE-27G4000-F-1X |
90 |
480 |
34.6 |
16.6 |
1884 |
1658 |
113 |
|
720 |
36.4 |
26.2 |
2710 |
2385 |
103 |
||
|
960 |
38.0 |
36.5 |
3467 |
3051 |
95 |
||
|
1200 |
39.3 |
47.2 |
4153 |
3655 |
88 |
||
|
1440 |
40.7 |
58.9 |
4783 |
4209 |
82 |
||
|
BXKE-30E3000-D-1X |
80 |
480 |
36.3 |
17.4 |
2296 |
2020 |
132 |
|
600 |
37.6 |
22.5 |
2788 |
2453 |
124 |
||
|
720 |
38.7 |
27.9 |
3260 |
2869 |
117 |
||
|
840 |
39.9 |
33.5 |
3677 |
3236 |
110 |
||
|
960 |
41.0 |
39.3 |
4074 |
3585 |
104 |
||
|
BXKE-30E4000-F-1X |
80 |
480 |
34.6 |
16.6 |
2359 |
2075 |
142 |
|
720 |
36.4 |
26.2 |
3393 |
2986 |
129 |
||
|
960 |
38.0 |
36.5 |
4341 |
3820 |
119 |
||
|
1200 |
39.3 |
47.2 |
5200 |
4576 |
110 |
||
|
1440 |
40.7 |
58.9 |
5989 |
5270 |
102 |
||
|
BXKE-30G3000-D-1X |
90 |
480 |
36.3 |
17.4 |
1909 |
1680 |
110 |
|
600 |
37.6 |
22.5 |
2319 |
2040 |
103 |
||
|
720 |
38.7 |
27.9 |
2706 |
2381 |
97 |
||
|
840 |
39.9 |
33.5 |
3061 |
2694 |
91 |
||
|
960 |
41.0 |
39.3 |
3393 |
2986 |
86 |
|
Rhif Rhan |
CRI |
Gyrrwch Cyfredol1 (mA) |
Nodweddiadol Vf Tj = 25.C (V) |
Pŵer nodweddiadol Tj = 25.C (W) |
Nodweddiadol Fflwcs2 Tj = 25.C (lm) |
Nodweddiadol DC Fflwcs3 Tj = 85.C (lm) |
Nodweddiadol Effeithiolrwydd Tj = 25.C (lm/W) |
|
BXKE-30G4000-F-1x |
90 |
480 |
34.6 |
16.6 |
1958 |
1723 |
118 |
|
720 |
36.4 |
26.2 |
2816 |
2478 |
107 |
||
|
960 |
38.0 |
36.5 |
3603 |
3171 |
99 |
||
|
1200 |
39.3 |
47.2 |
4316 |
3798 |
92 |
||
|
1440 |
40.7 |
58.9 |
4971 |
4374 |
85 |
||
|
BXKE-35E3000-D-1x |
80 |
480 |
36.3 |
17.4 |
2372 |
2088 |
136 |
|
600 |
37.6 |
22.5 |
2884 |
2537 |
128 |
||
|
720 |
38.7 |
27.9 |
3358 |
2955 |
121 |
||
|
840 |
39.9 |
33.5 |
3811 |
3353 |
114 |
||
|
960 |
41.0 |
39.3 |
4227 |
3719 |
108 |
||
|
BXKE-35E4000-F-1x |
80 |
480 |
34.6 |
16.6 |
2429 |
2138 |
146 |
|
720 |
36.4 |
26.2 |
3495 |
3075 |
133 |
||
|
960 |
38.0 |
36.5 |
4471 |
3935 |
123 |
||
|
1200 |
39.3 |
47.2 |
5356 |
4713 |
114 |
||
|
1440 |
40.7 |
58.9 |
6168 |
5428 |
105 |
||
|
BXKE-35G3000-D-1x |
90 |
480 |
36.3 |
17.4 |
2020 |
1778 |
116 |
|
600 |
37.6 |
22.5 |
2453 |
2159 |
109 |
||
|
720 |
38.7 |
27.9 |
2869 |
2525 |
103 |
||
|
840 |
39.9 |
33.5 |
3236 |
2848 |
97 |
||
|
960 |
41.0 |
39.3 |
3585 |
3155 |
91 |
||
|
BXKE-35G4000-F-1x |
90 |
480 |
34.6 |
16.6 |
2016 |
1775 |
121 |
|
720 |
36.4 |
26.2 |
2901 |
2552 |
111 |
||
|
960 |
38.0 |
36.5 |
3711 |
3266 |
102 |
||
|
1200 |
39.3 |
47.2 |
4445 |
3912 |
94 |
||
|
1440 |
40.7 |
58.9 |
5120 |
4505 |
87 |
||
|
BXKE-40E3000-D-1x |
80 |
480 |
36.3 |
17.4 |
2398 |
2110 |
138 |
|
600 |
37.6 |
22.5 |
2915 |
2565 |
129 |
||
|
720 |
38.7 |
27.9 |
3390 |
2984 |
122 |
||
|
840 |
39.9 |
33.5 |
3855 |
3392 |
115 |
||
|
960 |
41.0 |
39.3 |
4277 |
3764 |
109 |
||
|
BXKE-40E4000-F-1x |
80 |
480 |
34.6 |
16.6 |
2453 |
2159 |
148 |
|
720 |
36.4 |
26.2 |
3529 |
3106 |
135 |
||
|
960 |
38.0 |
36.5 |
4515 |
3973 |
124 |
||
|
1200 |
39.3 |
47.2 |
5409 |
4760 |
115 |
||
|
1440 |
40.7 |
58.9 |
6229 |
5482 |
106 |
||
|
BXKE-40G3000-D-1x |
90 |
480 |
36.3 |
17.4 |
2281 |
2004 |
131 |
|
600 |
37.6 |
22.5 |
2755 |
2421 |
122 |
||
|
720 |
38.7 |
27.9 |
3202 |
2813 |
115 |
||
|
840 |
39.9 |
33.5 |
3643 |
3200 |
109 |
||
|
960 |
41.0 |
39.3 |
4045 |
3554 |
103 |
||
|
BXKE-40G4000-F-1x |
90 |
480 |
34.6 |
16.6 |
2393 |
2102 |
144 |
|
720 |
36.4 |
26.2 |
3436 |
3019 |
131 |
||
|
960 |
38.0 |
36.5 |
4377 |
3845 |
120 |
||
|
1200 |
39.3 |
47.2 |
5266 |
4627 |
112 |
||
|
1440 |
40.7 |
58.9 |
6092 |
5353 |
103 |
|
Rhif Rhan |
CRI |
Gyrrwch Cyfredol1 (mA) |
Nodweddiadol Vf Tj = 25.C (V) |
Pŵer nodweddiadol Tj = 25.C (W) |
Nodweddiadol Fflwcs2 Tj = 25.C (lm) |
Nodweddiadol DC Fflwcs3 Tj = 85.C (lm) |
Nodweddiadol Effeithiolrwydd Tj = 25.C (lm/W) |
|
BXKE-50E3000-D-1X |
80 |
480 |
36.3 |
17.4 |
2455 |
2161 |
141 |
|
600 |
37.6 |
22.5 |
2980 |
2622 |
132 |
||
|
720 |
38.7 |
27.9 |
3494 |
3074 |
125 |
||
|
840 |
39.9 |
33.5 |
3925 |
3454 |
117 |
||
|
960 |
41.0 |
39.3 |
4346 |
3824 |
111 |
||
|
BXKE-50E4000-F-1X |
80 |
480 |
34.6 |
16.6 |
2527 |
2224 |
152 |
|
720 |
36.4 |
26.2 |
3636 |
3200 |
139 |
||
|
960 |
38.0 |
36.5 |
4652 |
4094 |
128 |
||
|
1200 |
39.3 |
47.2 |
5573 |
4904 |
118 |
||
|
1440 |
40.7 |
58.9 |
6418 |
5648 |
110 |
||
|
BXKE-50G3000-D-1X |
90 |
480 |
36.3 |
17.4 |
2232 |
1961 |
128 |
|
600 |
37.6 |
22.5 |
2696 |
2368 |
120 |
||
|
720 |
38.7 |
27.9 |
3133 |
2753 |
112 |
||
|
840 |
39.9 |
33.5 |
3564 |
3132 |
106 |
||
|
960 |
41.0 |
39.3 |
3958 |
3477 |
101 |
||
|
BXKE-50G4000-F-1X |
90 |
480 |
34.6 |
16.6 |
2341 |
2057 |
141 |
|
720 |
36.4 |
26.2 |
3362 |
2954 |
128 |
||
|
960 |
38.0 |
36.5 |
4283 |
3763 |
117 |
||
|
1200 |
39.3 |
47.2 |
5153 |
4527 |
110 |
||
|
1440 |
40.7 |
58.9 |
5961 |
5237 |
101 |
||
|
BXKE-56E3000-D-1X |
80 |
480 |
36.3 |
17.4 |
2553 |
2247 |
147 |
|
600 |
37.6 |
22.5 |
3102 |
2730 |
138 |
||
|
720 |
38.7 |
27.9 |
3619 |
3184 |
130 |
||
|
840 |
39.9 |
33.5 |
4096 |
3605 |
122 |
||
|
960 |
41.0 |
39.3 |
4541 |
3996 |
116 |
||
|
BXKE-56E4000-F-1X |
80 |
480 |
34.6 |
16.6 |
2618 |
2304 |
158 |
|
720 |
36.4 |
26.2 |
3767 |
3315 |
144 |
||
|
960 |
38.0 |
36.5 |
4819 |
4240 |
132 |
||
|
1200 |
39.3 |
47.2 |
5773 |
5080 |
122 |
||
|
1440 |
40.7 |
58.9 |
6648 |
5850 |
113 |
||
|
BXKE-65E3000-D-1X |
80 |
480 |
36.3 |
17.4 |
2597 |
2285 |
149 |
|
600 |
37.6 |
22.5 |
3157 |
2778 |
140 |
||
|
720 |
38.7 |
27.9 |
3675 |
3234 |
132 |
||
|
840 |
39.9 |
33.5 |
4173 |
3672 |
124 |
||
|
960 |
41.0 |
39.3 |
4629 |
4073 |
118 |
||
|
BXKE-65E4000-F-1X |
80 |
480 |
34.6 |
16.6 |
2658 |
2339 |
160 |
|
720 |
36.4 |
26.2 |
3825 |
3366 |
146 |
||
|
960 |
38.0 |
36.5 |
4893 |
4306 |
134 |
||
|
1200 |
39.3 |
47.2 |
5862 |
5158 |
124 |
||
|
1440 |
40.7 |
58.9 |
6751 |
5941 |
115 |
Tabl 4: Nodweddion Trydanol
|
Rhif Rhan |
Gyriant Cyfredol (mA) |
Ymlaen Foltedd Pwls, Tj = 25ºC (V) 1, 2, 3, 8 |
Nodweddiadol Cyfernod o Ymlaen Foltedd4 ∆Vf/∆Tj (mV/ºC) |
Nodweddiadol Thermol Gwrthsafiad Cyffordd i Achos5,6 Rj-c (ºC/W) |
||
|
Isafswm |
Nodweddiadol |
Uchafswm |
||||
|
BXKE{0}}xxx3000-D-1x |
720 |
35 |
38.7 |
42.7 |
-14.4 |
0.72 |
|
BXKE{0}}xxx4000-F-1x |
960 |
34.5 |
38 |
42 |
-15.5 |
0.54 |
Tabl 5: Graddfeydd Uchaf
|
Paramedr |
Graddfa Uchaf |
|
|
Tymheredd Cyffordd LED (Tj) |
140 gradd |
|
|
Tymheredd Storio |
-40 gradd i +105 gradd |
|
|
Tymheredd Achos Gweithredu 1,2 (Tc) |
105 gradd |
|
|
Tymheredd sodro |
350 gradd Llai na neu'n hafal i 3.5 eiliad |
|
|
BXKE{0}}xxx3000-D-1x |
BXKE{0}}xxx4000-F-1x |
|
|
Uchafswm Gyriant Cyfredol3 |
960 mA |
1440 mA |
|
Foltedd Gwrthdro Uchaf4 |
-60 V |
-60V |

Tagiau poblogaidd: Arweiniodd e15 amrywiaeth, Tsieina e15 arae dan arweiniad gweithgynhyrchwyr, cyflenwyr, ffatri
Anfon ymchwiliad
Fe allech Chi Hoffi Hefyd







