137 lm/W from 58W to 146W, 8000LM to 20000LM, UGR below 22
Sparta is an industrial luminaire built on an SMD2835 LED source, catalogued at 58W, 88W, 117W and 146W for 8000LM, 12000LM, 16000LM and 20000LM at a stated 137 LM/W and a 90° beam angle. It is rated IP50 on the room side and IP20 on the back side, carries an IK10 impact rating and Class I classification, and operates on 220-240VAC at 50/60Hz with a power factor above 0.9. UGR is below 22, CRI is above 80 as standard or above 90 on request, and the rated life is 50,000 hours.
| Input Voltage | 220-240VAC | 50/60Hz |
| Power Factor | >0.9 |
| Protection Class | Class I |
| Ingress Protection (Room Side) | IP50 |
| Ingress Protection (Back Side) | IP20 |
| Impact Resistance | IK10 |
| LED Source | SMD2835 |
| Efficiency | 137 LM/W |
| CRI | Standard: >80 / Optional: >90 |
| UGR | <22 |
| Lifetime | 50,000h |
| Model | Power | Efficiency | System Lumen | Beam Angle | CRI | Source |
|---|---|---|---|---|---|---|
| NLC-SRA | 58W | 137LM/W | 8000LM | 90° | Standard: >80 / Optional: >90 | SMD2835 |
| NLC-SRA | 88W | 137LM/W | 12000LM | 90° | Standard: >80 / Optional: >90 | SMD2835 |
| NLC-SRA | 117W | 137LM/W | 16000LM | 90° | Standard: >80 / Optional: >90 | SMD2835 |
| NLC-SRA | 146W | 137LM/W | 20000LM | 90° | Standard: >80 / Optional: >90 | SMD2835 |
* Values as published in the NLC product catalogue
