A range of boxed 24v DC power supplies designed to provide continuous power for magnetic door retainers from a Mains supply . They meet the requirements of both the EMC and Low Voltage directives . Available in three standard power outputs of 500 mA , 1.5 Amps or 3 Amps each continuously rated .
Each power unit is housed in a sheet metal enclosure , finished White and suitable for Wall mounting with ample top entry knockouts .
Two sets of power output terminals are provided either for normally energized or normally de – energized modes . A set of auxiliary volt – free output terminals are also provided .
Control of the output relay can be either via a N/O contact ( going closed ) or from a variable external voltage ( from 12 to 48 v DC ) , thus allowing control from remote systems without the need of a interface .
A 24v DC auxiliary output is provided to enable addressable interfaces to be powered .