Photometric Test Report Relevant Standards IES LM-79-2008 ANSI C82.77-10-2014 UL1598-2008 Prepared For Keystone Technologies 1390 Welsh Road,North Wales, PA 19454 Stephanie DeLaurentis, 267-656-2272, sdelaurentis@keystoneballast.com Test Laboratory: UL-CCIC Company Limited Test Laboratory Address: 2, Chengwan Road, Suzhou Industrial Park, Suzhou 21522 China Catalog Number KT-HBLED90-2F-8XX-VDIM-P Project Number 4788421481 Report Number 4788421481_AR01 Test Date 1/8/2018-1/9/2018 Issue Date 4/12/18 Revision Date 4/13/18 Prepared By Approved By The results contained in this report pertain only to the tested sample. This report shall not be reproduced, except in full, without written approval of Underwriters Laboratories. This report must not be used by the client to claim product certification, approval, or endorsement by NVLAP, NIST, or any agency of the U.S. Government. UL Report Number 4788421481_AR01 Page 1 of 14
1.0 Test Summary DLC Technical Requirements v4.2- issued 2018-03-12 Requirement Category Test Method Requirements Test value Results (Fail/Pass) Minimum Light Output (lm) IES LM-79-2008 10000 11462.30 Pass Minimum Bare Lamp Output (lm) IES LM-79-2008 N/A N/A N/A Spacing Criteria (0-180 ) IES LM-79-2008 N/A N/A N/A Spacing Criteria (90-270 ) IES LM-79-2008 N/A N/A N/A Zonal Lumen Requirement 1 (20-50 ) IES LM-79-2008 30% 53.1% Pass Zonal Lumen Requirement 2 IES LM-79-2008 N/A N/A N/A Minimum Luminaire Efficacy (lm/w) IES LM-79-2008 130 131.49 Pass Minimum Bare Lamp Efficacy (lm/w) IES LM-79-2008 N/A N/A N/A Alowable CCTs* (K) Minimum CRI IES LM-79-2008 ANSI C78.377-2015 IES LM-79-2008 CIE 13.3-1995 5029±283 5086 Pass L70 Lumen maintenance (hours) IES TM-21-2011 50000 50000 Pass L90 Lumen maintenance (hours) IES TM-21-2011 36000 36000 Pass Power Factor ANSI C82.77-10-2014 0.9 0.9488 Pass Total Harmonic Distortion (A%) ANSI C82.77-10-2014 20% 10.11% Pass In-Situ Temperature Measurement Test for LED UL1598-2008 85 63.9 Pass In-Situ Temperature Measurement Test for Driver UL1598-2008 90 49.3 Pass Minimum Luminaire Warranty (years) N/A 5 5 Pass 70 82.33 Pass UL Report Number 4788421481_AR01 Page 2 of 14
2.0 Test List Test Item Test Test Date Model Number Tests Conducted By 1 Integrating Sphere Test for the Lower CCT 1/8/2018 KT-HBLED90-2F-840-VDIM-P Elvis Wu 2 Integrating Sphere Test for the Higher CCT 1/9/2018 KT-HBLED90-2F-850-VDIM-P Elvis Wu 3 Goniophotometer Test 1/8/2018 KT-HBLED90-2F-840-VDIM-P Elvis Wu 4 THD and PF Test 1/8/2018 KT-HBLED90-2F-840-VDIM-P Elvis Wu 5 In-Situ Temperature Measurement Test 1/8/2018 KT-HBLED90-2F-840-VDIM-P Elvis Wu Remark (if any) 1. UL test equipment information is recorded on Meter Use in UL s Aurora database. 2. This report replace 4788421481_A (original report number), the report 4788421481_A is terminated. UL Report Number 4788421481_AR01 Page 3 of 14
3.0 Production Description Luminaire Description: High-bay Luminaires for Commercial and Industrial Buildings Model Number: KT-HBLED90-2F-840-VDIM-P Rated Voltage: 120-277V Frequency: 50/60Hz LED Package: STWxA2PD Family Model and Variation: KT-HBLED90-2F-850-VDIM-P Remark: Photos of Luminaire Characteristics Model Number CCT (K) Light Output (lm) Power (W) Luminious Efficacy (lm/w) KT-HBLED90-2F-840-VDIM-P 4000 11790 KT-HBLED90-2F-850-VDIM-P 5000 11880 90 132 90 131 UL Report Number 4788421481_AR01 Page 4 of 14
4.0 LM-79 Measurement and Test Results 4.1 Integrating Sphere Test for the lower CCT Model No. KT-HBLED90-2F-840-VDIM-P Sample ID. 1335213 Opreate time (Min.) 90 Stabilization time (Min.) 45 Temperature Test Method 1.The sample was tested according to the IES LM-79-2008. 2.Photometric paramters were measured using an integrating sphere, a spectroradiometer and software. The ambient temperature condition inside the sphere was maintained at 25º C ± 1º C.The reference standard lamp is rated current 2.6A omni-directional Incandescent lamp and was calibrated by china seprei laboratory. 3.The sample measurements were made using a spectroradiometer connected by a fiber optic cable and detector through the detector port of the integrating sphere. Coating reflectance of the integrating sphere was 90% to 98%.Photometric measurement conditions was using 4π geometry.the self-absorption factor is applied in the final test result.the sample was operated at rated voltage and was stabilized before measurement. Chromaticity coordinates, correlated color temperature and color rendering index were calculated from the spectral radiant flux measurements taken at 1 nm intervals over the range of 380 to 780 nm. Integrating Sphere Test Conditions Voltage (Vac) Frequency (Hz) Current (A) Power (W) Power Factor Current THD 25.1 120.04 60 0.7312 87.07 0.9921 9.60% Test Results CCT (K) CRI (Ra) Duv Luminous Flux Luminous Luminous (lm) Efficacy (lm/w) Efficacy (lm/ft) 4002 82.33 0.0022 11554.1 132.70 N/A UL Report Number 4788421481_AR01 Page 5 of 14
4.0 LM-79 Measurement and Test Results 4.2 Integrating Sphere Test for the higher CCT Model No. KT-HBLED90-2F-850-VDIM-P Sample ID. 1335214 Opreate time (Min.) 90 Stabilization time (Min.) 45 Test Method 1.The sample was tested according to the IES LM-79-2008. 2.Photometric paramters were measured using an integrating sphere, a spectroradiometer and software. The ambient temperature condition inside the sphere was maintained at 25º C ± 1º C.The reference standard lamp is rated current 2.6A omni-directional Incandescent lamp and was calibrated by china seprei laboratory. 3.The sample measurements were made using a spectroradiometer connected by a fiber optic cable and detector through the detector port of the integrating sphere. Coating reflectance of the integrating sphere was 90% to 98%.Photometric measurement conditions was using 4π geometry.the self-absorption factor is applied in the final test result.the sample was operated at rated voltage and was stabilized before measurement. Chromaticity coordinates, correlated color temperature and color rendering index were calculated from the spectral radiant flux measurements taken at 1 nm intervals over the range of 380 to 780 nm. Integrating Sphere Test Conditions Temperature Voltage (Vac) Frequency (Hz) Current (A) Power (W) Power Factor Current THD 25.1 120.02 60 0.7336 87.34 0.9920 9.80% Test Results CCT (K) CRI (Ra) Duv Luminous Flux Luminous Luminous (lm) Efficacy (lm/w) Efficacy (lm/ft) 5086 82.25 0.0014 11621.5 133.06 N/A UL Report Number 4788421481_AR01 Page 6 of 14
5.0 LM-79 Measurement and Test Results Model No. KT-HBLED90-2F-840-VDIM-P Sample ID. 1335213 Opreate time (Min.) 90 Stabilization time (Min.) 45 Goniophotometer Test Conditions Temperature Voltage (Vac) Frequency (Hz) Current (A) Power (W) Power Factor Current THD Orientation 25.1 120.07 60 0.7317 87.17 0.9921 9.72% Horizontal Flux (lm) Zonal Lumen Requirement 2 Test Method 1.The sample was tested according to the IES LM-79-2008. 2.Photometric paramters were measured using a type C goniophotometer and software. 3.The ambient temperature shall be maintained at 25 C ± 1 C, measured at a point not more than 1 m from the sample and at the same height as the sample.the reference standard lamp is rated current 3.865A omni-directional Incandescent lamp and was calibrated by china seprei laboratory. 4.The samples were operated at rated voltage and was stabilized before measurement. Luminous flux, luminaire efficacy, zonal lumen were calculated from the software taken at 1 vertical intervals and 22.5 horizontal intervals..photometric distance was more than five times of the largest dimension of the test SSL product. Zonal Lumen Requirement 1 Test Result Field Angle (10%) Beam Angle (50%) Luminous Efficacy (lm/w) (20-50 ) Horizontal Spread Vertical Spread Horizontal Spread Vertical Spread 11462.3 53.1% N/A 153.8 155.7 102.6 105.3 131.49 SC SC 0~180 90 ~270 N/A N/A 1 4 UL Report Number 4788421481_AR01 Page 7 of 14
5.0 Goniophotometer Test (Cont'd) Light Distribution Curve IsoCandela Plot 2 UL Report Number 4788421481_AR01 Page 8 of 14
5.0 Goniophotometer Test (Cont'd) Zonal Lumen Summary Lumens Per Zone 3 UL Report Number 4788421481_AR01 Page 9 of 14
5.0 Goniophotometer Test (Cont'd) Intensity Data(cd) 0 22.5 45 67.5 90 113 135 158 180 203 225 247.5 270 293 315 338 360 0 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 4448 1 4455 4446 4449 4449 4438 4452 4449 4449 4453 4449 4449 4452 4438 4449 4449 4446 4455 2 4446 4444 4445 4446 4438 4448 4448 4446 4454 4446 4448 4448 4438 4446 4445 4444 4446 3 4443 4437 4437 4438 4434 4445 4444 4442 4450 4442 4444 4445 4434 4438 4437 4437 4443 4 4438 4431 4431 4433 4428 4436 4439 4437 4446 4437 4439 4436 4428 4433 4431 4431 4438 5 4430 4422 4420 4424 4421 4429 4432 4430 4437 4430 4432 4429 4421 4424 4420 4422 4430 6 4420 4411 4411 4413 4409 4420 4423 4422 4428 4422 4423 4420 4409 4413 4411 4411 4420 7 4410 4401 4400 4404 4400 4409 4411 4412 4422 4412 4411 4409 4400 4404 4400 4401 4410 8 4397 4387 4389 4389 4387 4396 4401 4402 4408 4402 4401 4396 4387 4389 4389 4387 4397 9 4381 4373 4373 4375 4373 4381 4390 4391 4396 4391 4390 4381 4373 4375 4373 4373 4381 10 4366 4357 4356 4362 4358 4368 4374 4376 4387 4376 4374 4368 4358 4362 4356 4357 4366 11 4348 4341 4340 4344 4342 4354 4358 4362 4369 4362 4358 4354 4342 4344 4340 4341 4348 12 4324 4323 4324 4327 4319 4334 4340 4345 4354 4345 4340 4334 4319 4327 4324 4323 4324 13 4307 4301 4303 4305 4302 4316 4322 4324 4335 4324 4322 4316 4302 4305 4303 4301 4307 14 4286 4281 4283 4283 4276 4293 4301 4306 4316 4306 4301 4293 4276 4283 4283 4281 4286 15 4262 4260 4261 4261 4255 4268 4278 4283 4293 4283 4278 4268 4255 4261 4261 4260 4262 16 4235 4232 4233 4232 4227 4243 4255 4260 4273 4260 4255 4243 4227 4232 4233 4232 4235 17 4208 4206 4206 4206 4199 4216 4228 4235 4246 4235 4228 4216 4199 4206 4206 4206 4208 18 4178 4178 4178 4178 4172 4188 4200 4210 4221 4210 4200 4188 4172 4178 4178 4178 4178 19 4150 4148 4146 4147 4141 4156 4170 4179 4193 4179 4170 4156 4141 4147 4146 4148 4150 20 4118 4116 4113 4113 4108 4125 4138 4148 4165 4148 4138 4125 4108 4113 4113 4116 4118 25 3932 3929 3922 3917 3919 3935 3959 3973 3985 3973 3959 3935 3919 3917 3922 3929 3932 30 3708 3698 3688 3686 3684 3703 3729 3751 3759 3751 3729 3703 3684 3686 3688 3698 3708 35 3440 3425 3412 3402 3405 3428 3459 3484 3492 3484 3459 3428 3405 3402 3412 3425 3440 40 3121 3108 3093 3078 3079 3105 3142 3176 3184 3176 3142 3105 3079 3078 3093 3108 3121 45 2767 2760 2738 2718 2716 2745 2788 2828 2846 2828 2788 2745 2716 2718 2738 2760 2767 50 2394 2385 2361 2337 2330 2363 2411 2455 2470 2455 2411 2363 2330 2337 2361 2385 2394 55 2010 1997 1968 1935 1935 1965 2020 2063 2078 2063 2020 1965 1935 1935 1968 1997 2010 60 1623 1612 1581 1549 1548 1574 1628 1675 1684 1675 1628 1574 1548 1549 1581 1612 1623 65 1252 1242 1209 1180 1182 1206 1254 1300 1312 1300 1254 1206 1182 1180 1209 1242 1252 70 904 894 865 844 846 866 905 942 957 942 905 866 846 844 865 894 904 75 591 581 554 539 546 562 590 623 633 623 590 562 546 539 554 581 591 80 312 306 287 288 295 302 311 338 346 338 311 302 295 288 287 306 312 85 102 99 98 102 106 112 113 118 125 118 113 112 106 102 98 99 102 90 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 95 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 100 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 105 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 110 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 115 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 120 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 125 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 130 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 135 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 140 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 145 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 150 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 155 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 160 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 165 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 170 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 175 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 180 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 UL Report Number 4788421481_AR01 Page 10 of 14
6.0 THD and PF Test Model No. KT-HBLED90-2F-840-VDIM-P Sample ID. 1335213 Test Method 1. The samples were tested according to the ANSI C82.77-10-2014. 2. The ambient temperature condition was maintained at 25º C ± 1º C. The sample measurement was made using a digital power meter and power supply. The sample was operated at rated voltage and stabilized before measurement. The total harmonic distortion were calculated from thedigital power meter. Test Results Temperature Voltage (Vac) Frequency (Hz) Current (A) Power (W) Power Factor Current THD 25.1 277.01 60 0.3247 85.36 0.9488 10.11% 1 1 UL Report Number 4788421481_AR01 Page 11 of 14
7.0 In-Situ Temperature Measurement Test Model No. KT-HBLED90-2F-840-VDIM-P Sample ID. 1335213 Test Method 1. In-Situ Temperature Measurement Test is conducted according to the UL1598-2008, Section 14. 2. The testing was conducted in a room with ambient temperature of 25 C ± 5 C. The apparatus construction followed those described in UL1598-2008 for normal temperature testing. Thermocpuples were placed on the LED package in the locations indicated by LM-80 report. The temperature was recorded after the lamp was operated by 3.5 hours in stability or by 7.5 hours. In-Situ Temperature Measurement Test Conditions Temperature Voltage (Vac) Frequency (Hz) Current (A) Power (W) Power Factor Orientation 27.3 120.07 60 0.7317 87.170 0.9921 Horizontal Test Results(LED) Temperature for Lighting source Manufacturer Thermocouple Declared Current Location Test Result (ma) Test Result Column (Correct to 25 C) TMP of LEDs 100 66.2 63.9 Ambient Temperature N/A 27.3 25.0 Test Results(Driver) Temperature for Driver Thermocouple Location Test result (Correct Test result Column to 25 C) TMP of Driver 51.6 49.3 Ambient Temperature 27.3 25.0 LED Model Number Driver Model Number LM-80 Limit Current (ma) LM-80 Limit Temp STWxA2PD 300 85 Driver Limit Temp KTLD-90-UV-2000-VDIM-LA5 90 UL Report Number 4788421481_AR01 Page 12 of 14
7.0 In-Situ Temperature Measurement Test (Cont'd) Test Photos for Ts Point of LED Packages & Tc Point of Driver 2 2 UL Report Number 4788421481_AR01 Page 13 of 14
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