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18
DS1145-019A
5 TECHNICAL
PARAMETERS
5.1 ELECTRICAL
PARAMETERS
Parameter Value
Conditions
Minimum current on the line
18mA
On line
Minimum voltage on the line
18V
hung up
Line voltage while the device answers (VA
characteristics)
< 8V
< 12V
I = 20mA
I = 60 mA
Standby mode current
< 50uA
U = 60V
Line termination impedance
Complex
On line
Bandwidth
300Hz – 3400 Hz
20 - 60mA
Call impedance
> 2Kohm
25 – 60 Hz
Rings detector sensitivity
min. 10 – 25 V
M/B decadic dialling
40 / 60 ms
Power supply for lighting, switch and heating
12V d.c. ± 2V , 10-12V a.c. ± 2V
Maximum lighting and heating current
300mA 12Vss
Relay maximum voltage
48V
at I < 1A
Contact maximum current
2A
at U < 30 V
Operating temperature
- 20 to + 50°C
Содержание 1145/1
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