48VDC CENTRAL SOURCES – Emergency lighting for ERP – NF EN 50171

AESB 48Vdc central sources

Emergency lighting for ERP/ERT NF EN 50171 (IC 71-815)

They supply your Luminaires for Central Sources (LSC)

Our DC power supplies are usually of type B (permanent). A type B power supply is permanent and supplies the emergency lighting circuit during the presence of the mains.
Standard range from 170W to 900W – other powers on request.

Depending on the power, these units are available either in a wall-mounted box or in a floor cabinet.

The mains supply is 230 Vac as standard, but it is possible to envisage a mains supply of either 400 V +/- 10% single-phase or three-phase frequency 50 Hz on request.

Characteristics of the battery :
The batteries used in the central sources are made up of lead calcium accumulators with gas recombination. The batteries are designed for an autonomy of 1 hour at full power.

Anti-panic” box available as an option.

Range with 6 hours autonomy available.

Other voltages available (24Vdc, 110Vdc or 220Vdc) on request.

Possibility of manufacturing type C central sources (non-permanent) on request.

Technical leaflet   User’s manual

Tension d'alimentation

230Vac 50Hz en standard
(Autres tensions sur demande)

Tension utilisation

48Vcc en standard
Autres tensions utilisation sur demande
(24Vcc-110Vcc- 220Vcc)


de 170W à 900W en standard
Autres puissances sur demande

Nombre de départs

de 4 à 6 en standard – protection fusible
Autres départs supplémentaires sur demande.


accumulateurs au plomb étanche

Type de produit

uninterrupted power supply