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NEMA SSL 7A-2015 (R2021) Phase-Cut Dimming for Solid State Lighting-Basic Compatibility, 2015
- Foreword
- Section 1 General [Go to Page]
- 1.1 Scope
- 1.1 Organization
- 1.2 Normative References
- 1.3 Informative References
- 1.4 Definitions
- Section 2 Background [Go to Page]
- 2.1 Phase-Control Dimming
- 2.2 LLE/Dimmer Compatibility Factors
- Section 3 Dimmer [Go to Page]
- 3.1 General
- 3.2 Rated Wattage
- 3.3 Forward Phase-Control Stability Requirements
- 3.4 Inrush Current
- 3.5 Repetitive Peak Current
- 3.6 Overload
- 3.7 Repetitive Peak Voltage
- 3.8 Minimum On-State Conduction Angle
- 3.9 Maximum On-State Conduction Angle
- 3.10 Off-State Operation [Go to Page]
- 3.10.1 Background
- 3.10.2 Test
- 3.11 On-State Dimmer Supply Current
- 3.12 Marking Requirements [Go to Page]
- 3.12.1 Maximum Rated Wattage
- 3.12.2 Minimum Load
- 3.12.3 Operating Voltage
- 3.12.4 Dimmers with Multiple Modes
- Section 4 LLE [Go to Page]
- 4.1 Phase-Control Requirements
- 4.2 Rated Wattage
- 4.3 Power Factor
- 4.4 Maximum RMS Current
- 4.5 Inrush Current
- 4.6 Repetitive Peak Current
- 4.7 Repetitive Peak Voltage
- 4.8 Light Output [Go to Page]
- 4.8.1 Maximum Light Output on a Dimmer
- 4.8.2 Minimum Light Output on a Dimmer
- 4.9 Off-State Operation [Go to Page]
- 4.9.1 Background
- 4.9.2 Testing
- 4.10 On-State Operation [Go to Page]
- 4.10.1 Background
- 4.10.2 Testing
- 4.11 Marking Requirements [Go to Page]
- 4.11.1 RMLO
- 4.11.2 Minimum Load
- Circuits (Normative)
- a.1 Line Characteristics and Circuit Values [Go to Page]
- Table A-1 Line Characteristics
- Table A-22F Synthetic Load Component Values (100V, 50/60HZ)
- Table A-33F Synthetic Load Component Values (120V, 60HZ)
- Table A-44F Synthetic Load Component Values (230V, 50 HZ)
- Table A-55F Synthetic Load Component Values (277V, 60HZ)
- A.2 Circuit 1 (Synthetic Load 1 for Dimmer Forward-Phase Stability, Inrush Current, Repetitive Peak Current and Overload Testing) [Go to Page]
- Figure A-16F Circuit for Forward-Phase Stability, Inrush Current, Repetitive Peak Current and Overload Testing
- Table A-6 Component Values For Use in the Synthetic Load of Figure A-1
- A.3 Circuit 2 (Synthetic Load 2 for Dimmer for Forward-Phase Stability, Maximum and Minimum On-State Conduction Angle and On-State Operation Testing) [Go to Page]
- Figure A-27F Circuit for Forward Phase Stability, Maximum and Minimum On-State Conduction Angle and On-State Operation Testing
- Table A-7 Component Values for Use in the Synthetic Load of Figure A-2
- A.4 Circuit 3 (Waveform Generator for Inrush Current) [Go to Page]
- Figure A-38F Waveform Generator for Inrush Test Current
- Table A-8 Component Values for Use in the Waveform Generator of Figure A-3
- A.5 Circuit 4 (Waveform Generator for Maximum RMS Current, Repetitive Peak Current, Repetitive Peak Voltage, Light Output, Off-State Operation, On-State Operation) [Go to Page]
- Figure A-49F Waveform Generator for Maximum RMS Current, Repetitive Peak Current, Repetitive Peak Voltage, Light Output, Off-State Operation, On-State Operation
- Table A-9 Waveform Generator Component Values [Go to Page]
