2.2 surge current ratings for use in fire alarm
systems
Model
Nominal
D1xB2
Voltage
X05DC024-S
24Vdc
X10DC024-S
24Vdc
X15DC024-S
24Vdc
2.3 NEC & CEC Class / Division Ratings for US /
Canada
The D1xB2X Xenon beacons comply with the following
standards:
UL 1203 (Ed. 5) 2020
UL1638A (Ed. 1) 2016
UL1638 (Ed. 5) 2017
CSA C22.2 No. 30 (Ed. 4) 2020
CSA C22.2 No. 25 (Ed. 4) 2017
CSA C22.2 No. 205 (Ed. 3) 2017
The D1xB2X05DC024 Xenon Beacons are rated as follows:
Class I Div 1 Group ABCD T5 Ta -55°C to +80°C
Class I Div 1 Group ABCD T6 Ta -55°C to +65°C
Class II Div 1 Group EFG T5 Ta -55°C to +80°C
Class III Div 1 Ta -55°C to +80°C
The D1xB2X10DC024 Xenon Beacons are rated as follows:
Class I Div 1 Group ABCD T4 Ta -55°C to +80°C
Class I Div 1 Group ABCD T4A Ta -55°C to +70°C
Class I Div 1 Group ABCD T5 Ta -55°C to +50°C
Class II Div 1 Group EFG T4 Ta -55°C to +80°C
Class III Div 1 Ta -55°C to +80°C
The D1xB2X15DC024 Xenon Beacons are rated as follows:
Class I Div 1 Group ABCD T3C Ta -55°C to +80°C
Class I Div 1 Group ABCD T4 Ta -55°C to +55°C
Class II Div 1 Group EFG T4 Ta -55°C to +80°C
Class III Div 1 Ta -55°C to +80°C
Installation must be carried out in compliance with the
National Electric Code / Canadian Electric Code
Impress House, Mansell Road, Acton, London W3 7QH
E2S Warning Signals
Document No. D191-00-621-IS
Peak
Voltage
Flash
Surge
Range
Rate
current
1Hz
955mA 370mA
1.33Hz
960mA 370mA
20-28Vdc
1.5Hz
955mA 365mA
Double
960mA 355mA
1Hz
970mA 700mA
1.33Hz
970mA 700mA
20-28Vdc
1.5Hz
990mA 700mA
Double
990mA 695mA
1Hz
990mA 925mA
1.33Hz
990mA 930mA
20-28Vdc
1.5Hz
990mA 925mA
Double
990mA 905mA
Issue 1
2.4 NEC Class / Zone ratings US
The D1xB2X Xenon beacons comply with the following
standards:
RMS
surge
UL 60079-0 (Ed. 7) 2020
current
UL 60079-1 (Ed. 7) 2020
UL 60079-31 (Ed. 2) 2020
The D1xB2X05DC024 Xenon Beacons are rated as follows:
Class I Zone 1 AEx db IIC T4 Ta -55°C to +80°C
Class I Zone 1 AEx db IIC T5 Ta -55°C to +75°C
Class I Zone 1 AEx db IIC T6 Ta -55°C to +60°C
Zone 21 AEx tb IIIC T99°C Ta -55°C to +80°C
The D1xB2X10DC024 Xenon Beacons are rated as follows:
Class I Zone 1 AEx db IIC T4 Ta -55°C to +80°C
Class I Zone 1 AEx db IIC T5 Ta -55°C to +45°C
Zone 21 AEx tb IIIC T132°C Ta -55°C to +80°C
The D1xB2X15DC024 Xenon Beacons are rated as follows:
Class I Zone 1 AEx db IIC T3 Ta -55°C to +80°C
Class I Zone 1 AEx db IIC T4 Ta -55°C to +65°C
Zone 21 AEx tb IIIC T132°C Ta -55°C to +80°C
Installation must be carried out in compliance with the
National Electric Code.
2.5 CEC Class / Zone ratings Canada
The D1xB2X Xenon beacons comply with the following
standards:
CAN/CSA C22.2 No. 60079-0 (Ed. 4) 2019
CAN/CSA C22.2 No. 60079-1 (Ed. 3) 2016
CAN/CSA C22.2 No. 60079-31 (Ed. 2) 2015
The D1xB2X05DC024 Xenon Beacons are rated as follows:
Ex db IIC T4 Ta -55°C to +80°C
Ex db IIC T5 Ta -55°C to +75°C
Ex db IIC T6 Ta -55°C to +60°C
Ex tb IIIC T99°C Ta -55°C to +80°C
The D1xB2X10DC024 Xenon Beacons are rated as follows:
Ex db IIC T4 Ta -55°C to +80°C
Ex db IIC T5 Ta -55°C to +45°C
Ex tb IIIC T132°C Ta -55°C to +80°C
The D1xB2X15DC024 Xenon Beacons are rated as follows:
Ex db IIC T3 Ta -55°C to +80°C
Ex db IIC T4 Ta -55°C to +65°C
Ex tb IIIC T132°C Ta -55°C to +80°C
Installation must be carried out in compliance with the
Canadian Electric Code
27-10-22
www.e2s.com
Tel: +44 (0)208 743 8880
Sheet 2 of 15
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