Alpha 1

Product Description:

The ALPHA 1 is a discrete emergency LED which is designed for ceiling recess applications. The bezel has a diameter of 50mm and the cut out required is 40mm to 43mm.
The main LED can be driven up to 700mA and provides up to 268 lumen. and comes equipped with the latest long-life lithium iron phosphate (LiFePO4) battery packs. Featuring plug-and-play capability with integrated strain relief, it is ideal for recessing into ceiling voids, offering a complete emergency lighting solution.
The body also features a Design Protected, Halo effect bicolour LED; green for charge healthy and red for fault indication of self-test functionality. Bezels are offered in white (RAL9016) and black (RAL9005), with white as the default unless otherwise specified.

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Product Data

Product code	Circuit Watts (w)	Colour Temp	Em Lumens
Open Area - 135 ° Beam Angle
890.268	2.5	6000	268
Corridor - 115° x 155° Elliptical Lens
892.266	2.5	6000	268

Spacing Table

890.268 OPEN AREA
0.5 LUX			1 LUX
Mounting Height	Centre to End	Centre to centre	Centre to End	Centre to Centre
2.5m	5.4m	12.6m	4.5m	10.7m
3.0m	5.9m	14m	4.7m	11.7m
4.0m	6.6m	16.2m		13.2m
5.0m	0.3m	17.8m		0.7m
6.0m		19m

892.266 CORRIDOR
0.5 LUX			1 LUX
Mounting Height	Centre to End	Centre to centre	Centre to End	Centre to Centre
2.5m	9.9m	22.3m	8.1m	19.7m
3.0m	10.7m	25.4m	8.4m	21.5m
4.0m	11.8m	29.5m	0.4m	23.5m
5.0m	11.5m	32.2m		22.9m
6.0m		33.5m

Product Options

Emergency Self Test
suffix .EMST3

Emergency Dali
suffix .EMD3

Black Finish
suffix .B

Features

Ingress
Protection

Colour
Temperature

Dimensions

	mm
H	50
D	50
HD - cut out	43
KG	0.34

Photometric Performance

CORRIDOR:

ALPHA 892
Output - 266
LOR = 100%

OPEN AREA:

ALPHA 890
Output - 268
LOR = 100%

Led Performance

25˚ Ambient Temperature	L70/B50
ALPHA 1	36,000

‘L’ Value = % of initial Lumens maintained after specified time
‘B’ Value = % of fittings failing to meet operational expectations after specified time