

Details
- •Luminaires
- •High bay luminaire
- •1 KOM
- •GEWISS
Technical specifications
GWS4421BF857

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Details
- Luminaires
- High bay luminaire
- 1 KOM
- GEWISS
Technical specifications
Mounting method
Pendant
Max. system power
253W
Rated luminous flux according to IEC 62722-2-1
39200lm
Luminaire efficacy
155lm/W
With light source
Lamp type
LED not exchangeable
Suitable for number of lamps
4
Suitable for auxiliary lamp
Lamp holder
None
Colour housing
Grey
Voltage type
AC
Material housing
Plastic
Nominal voltage
220 .. 240V
Type of control gear
LED operating device current-controlled
Nominal current
330 .. 330mA
Exchangeable control gear
With control gear
Dimming 0-10 V
Dimming 1-10 V
Dimming DMX
Dimming DALI
Dimming DSI
Dimming phase cut-off
Dimming phase cut-on
Dimming potentiometer (integrated)
Dimming LineSwitch
Dimming manufacturer's proprietary system
Dimming programmable
Dimming mains voltage modulation
Dimming RF
Dimming Sine Wave Reduction
Dimming Touch and Dim
Dimming with push-button
No dim function
Dimming Zigbee
Light sharing
Symmetric
Light distributor
Focal lens
Reflector colour
Silver
Reflector
High-gloss
Material reflector
Plastic
Beam angle
Medium beam 21-40°
Colour of light
White
Rated ambient temperature according to IEC62722-2-1
-30 .. 50°C
Colour temperature
5700 .. 5700K
Lumen maintenance at median useful life of 100,000 hr at 25 °C ambient (tq)
90%
Colour rendering index CRI
80-89
Photobiological safety according to EN 62471
RG0
Power factor
0.9
Constant light output (CLO)
Colour temperature adjustable
No
Beam angle adjustable
No
Luminous flux adjustable
Continuously variable
Width
504mm
Height/depth
114mm
Length
700mm
Number of poles
5
Type of wiring
Ending
Conductor cross section
1.5mm²
Connection type
Push-in clamp
With protective cover
Operation by Bluetooth
Max. number of luminaires per miniature circuit breaker B16
7
Max. number of luminaires per miniature circuit breaker C16
11
Ball-proof
Luminaire with limited surface temperature, sign "D“
Degree of protection (IP)
IP66
Colour consistency (McAdam ellipse)
SDCM3
Failure rate at median useful life of 100,000 hrs at 25 °C ambient (tq)
10%
Protection class
I
Emergency power supply integrated
Impact strength
IK08
Filament test according to IEC 60695-2-11
850 °C - 30 s
Suitable for emergency lighting