Telephone power supply 28va 230v 786/11 urmet

Urmet doorphone power supply with 230va note generator

the power supply unit provides 4 + n audio systems with both traditional and electronic calling. it is equipped with ptc (short-circuit auto restart) protection and an enhanced call generator to call 4 electronic intercoms in parallel without the addition of any additional device. it is attached directly to the din rail or to the wall with the addition of a 786/50 bracket kit. replaces power supplies 786/1, 786/14 and 786/38.


- din modules: 3
- dimensions: (h x w x d) 61 x 54 x 90 mm
- approval: imq-ce-vde complies with din and cei en 60065 standards
- power supply: 220vac 50 / 60hz
- maximum absorption: 150 ma
- note generator frequency: f1 960 -1440 hz, f2 600 - 900 hz
- note generator output: 8vpp min
- transformer power: 28 va
- power dissipated after one hour of operation: 4.2w
- sound circuit power: 6vdc 0.12a
- power supply for intercommunication sound circuit: 3.5-6.5 vdc 0.12a
- power supply for electric lock circuit: 12 vac 2 a
- n max of backlit led cards: sinthesi: 40; k-steel: 8
- n max of 12vac 3w bulbs: 2