| 3A. Classrooms or conference rooms |
Classroom/conference room with IR detection and two lighting groups. 50 Hz light fittings, non-dimmable or dimmable HF ballasts with 1–10V control |
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| 3B. Classrooms or conference rooms |
Classroom/conference room with IR detection. Two lecture rooms with two lighting groups in each and ventilation controlled by one EX-13 logic module. 50 Hz light fittings, non-dimmable or dimmable HF ballasts with 1–10V control |
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| 3C. Classrooms or conference rooms |
Classroom/conference room with IR detection. Three presence-controlled lighting groups, presence-controlled ventilation and link to fire alarm. 50 Hz light fittings, non-dimmable or dimmable HF ballasts with 1–10V control |
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| 3D. Classrooms or conference rooms |
Classroom/conference room with IR detection. Premises with two lighting groups, automatic lighting control and manual dimming. Light fittings with dimmable HF ballasts and digital DSI control, plus non-dimmable light fittings on separate circuit |
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| 3E. Classrooms or conference rooms |
Classroom / conference room with passive IR detection |
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