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European Safety Systems Ltd.

   Impress House, Mansell Road, Acton, London W3 7QH           [email protected]              Tel: +44 (0)208 743 8880 

                                                                                                                                                             www.e2s.com             Fax: +44 (0)208 740 4200 
Document No. D211-00-471-IS-SC           Issue A          27-11-19                         Sheet 7 of 8

 

12.2 

Vertical Light Output Dispersion for wall & ceiling mounting 

– public mode 

 

75°

60°

45°

30°

15°

90°

15°

30°

45°

60°

75°

90°

15°

30°

45°

60°

75°

90°

 

 

 

 
 
 
 

Table 3 

– Vertical Light Output Dispersion for Wall & Ceiling Mounting

 

Viewing Angle 

 

% of Rating

 

Intensity (cd) 
at 1Hz flash 
rate

 

Intensity (cd) 
at 1.33Hz flash 
rate

 

Intensity (cd) 
at 1.5Hz flash 
rate

 

Intensity (cd) 
at 2Hz flash 
rate

 

0º  

100  

80.1  

77.1  

77.3  

82.1  

5º  

90  

72.1  

69.4  

69.5  

73.9  

10º  

90  

72.1  

69.4  

69.5  

73.9  

15º  

90  

72.1  

69.4  

69.5  

73.9  

20º  

90  

72.1  

69.4  

69.5  

73.9  

25º  

90  

72.1  

69.4  

69.5  

73.9  

30º  

75  

60.1  

57.8  

58.0  

61.6  

35º  

75  

60.1  

57.8  

58.0  

61.6  

40º  

75  

60.1  

57.8  

58.0  

61.6  

45º  

75  

60.1  

57.8  

58.0  

61.6  

50º  

55  

44.1  

42.4  

42.5  

45.2  

55º  

45  

36.0  

34.7  

34.8  

37.0  

60º  

40  

32.0  

30.8  

30.9  

32.9  

65º  

35  

28.0  

27.0  

27.0  

28.8  

70º  

35  

28.0  

27.0  

27.0  

28.8  

75º  

30  

24.0  

23.1  

23.2  

24.6  

80º  

30  

24.0  

23.1  

23.2  

24.6  

85º  

25  

20.0  

19.3  

19.3  

20.5  

90º  

25  

20.0  

19.3  

19.3  

20.5  

45º Compound  

24  

19.2  

18.5  

18.5  

19.7  

 
All light output ratings min. values as per UL 1971 / UL1638 / CAN/ULC-S526 at worst-case (min.) input voltage. 

 
12.3 

On-axis light output rating 

– private mode 

 
 
 
 
 
 
 
 

Model 

Accessories 

Intensity (cd) @ 1Hz  

D2xB1LD3DC024 

No Guard, No Lens 

112.5 

Fig 11 

– Vertical dispersal angles for ceiling 

mounting X & Y planes 

Fig 10 

– Vertical dispersal angles for wall 

mounting X & Y planes 

Summary of Contents for D2xB1LD3DC024

Page 1: ...when powered from the same source 2 2 Private Mode Fire Alarm Ratings All models are approved for use as a Visual Appliance for use in Private Mode Fire Alarm Systems in accordance with UL1638 Fifth...

Page 2: ...79 10 2 Explosive atmospheres Classification of areas Explosive dust atmospheres 2 7 Ingress Protection Ratings The product is rated for ingress Protection as follows IP rating IP66 Type rating per UL...

Page 3: ...th of the cable runs The cable size selected must have the necessary capacity to provide the input current to all of the sounders connected to the line When selecting the cable size consideration must...

Page 4: ...erminals 8 2 Line Monitoring DC reverse line monitoring can be used if required All beacons have a blocking diode fitted in their supply input lines An end of line monitoring resistor can be connected...

Page 5: ...Flashing 1 33Hz 11 Maintenance Overhaul Repair Maintenance repair and overhaul of the equipment should only be carried out by suitably qualified personnel in accordance with the current relevant stand...

Page 6: ...0 15 15 30 45 60 75 90 90 30 45 60 75 Fig 9 Horizontal dispersion angles for wall mounting Table 2 Horizontal Light Output Dispersion for Wall Mounting Viewing Angle of Rating Intensity cd at 1Hz fla...

Page 7: ...rate 0 100 80 1 77 1 77 3 82 1 5 90 72 1 69 4 69 5 73 9 10 90 72 1 69 4 69 5 73 9 15 90 72 1 69 4 69 5 73 9 20 90 72 1 69 4 69 5 73 9 25 90 72 1 69 4 69 5 73 9 30 75 60 1 57 8 58 0 61 6 35 75 60 1 57...

Page 8: ...om operating current Max operating current D2xB1LD3DC024 24Vdc Regulated 16 33Vdc 1Hz 60fpm 153mA 465mA 1 33Hz 80fpm 189mA 488mA 1 5 Hz 90fpm 203mA 456mA 2Hz 120fpm 248mA 528mA For Public Mode or priv...

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