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Ex Signaling devices
ELECTRO-TECHNOLOGY FOR INDUSTRY
Signal Tower
BR 50-LED 3G/3D
BR 50 for Ex applications in the categories 3G and 3D for zones 2
and 22.
• extremely long service life (> 50,000 hrs)
• the light is amplied by the internal prisms of the impact-proof,
heat-resistant and dustproof polycarbonate lens and can be easily
recognized from all sides
• the technically and economically optimum solution for every
application
IP 65
Protection
system
Electrical data BR 50-LED 3G/3D
Version 1-stage 2-stage 3-stage
Colour order red red / green yellow / green red / yellow / green
Rated current
consumption
Operating range
+ 50 °C
- 20 °C
Operating
temperature
230 V AC 50/60 Hz 9 mA 16 mA 16 mA 24 mA
24 V AC 50/60 Hz 60 mA 90 mA 80 mA 130 mA
24 V DC 50 mA 80 mA 70 mA 120 mA
230 V AC 50/60 Hz 195 V – 253 V
24 V AC 50/60 Hz 18 V – 28 V
24 V DC 18 V – 28 V
Dimensions Connection diagram
L
80
M20
82 85
stage 2
stage 1
stage 3
Mechanical data
Explosion protection
Category (area of use)
Testing body Pfannenberg
Temperature class T T5
X: according to the requirements of prDIN EN 60 079-0, DIN EN 61241-0 (2007) and DIN EN 61241-1 (2005),
Special conditions
Light source LED
Operating temperature - 20 °C … + 50 °C
Storage temperature - 40 °C … + 70 °C
Relative humidity 90%
Protection system according to EN 60529 IP 65
Duty cycle 100%
Service life of light source > 50,000 h
lens polycarbonate (PC)
Material
connector housing polycarbonate (PC), light grey RAL 7035
Mounting arbitrary
Connecting terminals spring-type terminal 0.08 – 2.5 mm
Cable entry M20 bottom side
housing acrylonitrile butadiene styrene (ABS)
It must therefore be ensured that the ashing light is mounted with sufcient protection against impacts.
the equipment is suitable for applications with a low degree of mechanical danger.
II 3D tDA22 IP65 T85°C X - 20 °C ≤ Ta ≤ + 50 °C
BR 50-LED 3G/3D
II 3G Ex nA II T5 X - 20 °C ≤ Ta ≤ + 50 °C
3G (Zone 2)
3D (Zone 22)
A protective cage is not mandatory.
L
1-stage 107
2-stage 170
3-stage 233
Mounting holes H 50 mm x W 70 mm Ø 4.2
Ordering details
Article numbers
Version 230 V AC 24 V AC/DC
1-stage red 220 93 10 1 000 220 93 40 1 000
2-stage red/green 220 93 10 2 300 220 93 40 2 300
2-stage yellow/green 220 93 10 2 301 220 93 40 2 301
3-stage red/yellow/green 220 93 10 3 000 220 93 40 3 000
BR 50-LED 3G/3D
Visual
Ex signaling devices
Manufacturer’s declaration
We hereby declare that the explosion-protected means of alarm with the type designation
BR 50-LED 3G/3D
has been developed and manufactured in accordance with the requirements as per EN 60079-0.
This declaration is based on compliance with the following regulations and standards:
2
DIN EN 60079-15 Electrical equipment for areas at risk of explosions – type of protection type ‘n’
DIN EN 50281-1-1 Electrical equipment for use in areas with combustible dust
The BR 50-LED 3G/3D signal towers are approved for use in potentially explosive areas in Zones 2 and 22 as per 94/9/EU.
210 211
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