NUDV – Installation and Operating Instructions
30
5 Technical Parameters
5.1 Electrical Parameters
Parameter
Value
Conditions
Minimum line current
18mA
line answered
Minimum line voltage
18V
line hang up
Voltage on line while guard
answers (VA characteristics)
< 8V
< 12V
I = 20mA
I = 60 mA
Leakage in hang up status
< 50uA
U = 60V
Impedance of line termination
130R +
820R paral. 220n
line answered
Band width
300Hz – 3400 Hz
20 - 60mA
Impedance of ringing
> 2Kohm
25 – 60 Hz
Sensitivity of ringing detector
min. 10 – 25 V
Pulse choice
40 / 60 ms
Tone choice level
4 a 6 dB
20 – 60 mA
Tone choice sensitivity
40 dB
20 – 60 mA
Sensitivity of tone detector
30 dB
20 – 60 mA
Power supply of lighting through,
switches and heating
12Vss ± 2V , 10-12Vst ± 2V
Max. consumption of lighting
through and heating
300mA
12Vss
Max. voltage of switch contact
48V
at I < 1A
Max. current of switch contact
2A
at U < 30 V
Operational temperature
- 20 to + 50°C
5.2 Mechanical dimensions
dimensions HxWxD [mm]
Type of item
1 module 2 modules 3 modules 4 modules
MKxx mount. box
114x118x45 204x118x45 294x118x45 384x118x45
KPDxx (on plast.)1col.
151x157x79 241x157x79 331x157x79 421x157x79
KPDxx (on plast.)2col.
-
241x286x79
-
421x286x79
Canopy xx
149x151x49 241x151x49 331x151x49 421x151x49
Fixing frame
147x151x3 239x151x3 299x151x3 399x151x3