Low-current line breakers “Sonata-VK1” are designed to protect information from leakage due to acoustoelectric transformations and high-frequency imposition on telephone lines, “Sonata-VK2” on connecting lines of warning and signaling systems, and “Sonata-VK3” on computer network lines.
Main technical characteristics of the Sonata-VKh circuit breakers
Parameter
Sonata-VK1
Sonata-VK2
Sonata-VK3
Signal attenuation in the frequency band, not less than
from 150 Hz to 150 kHz
60 dB
from 150 kHz to 2 MHz
40 dB
from 2 MHz to 10 MHz
30 dB
Contact resistance, not more than
200 mOhm
Line conductivity
4-x
8-mi
Parameters of the switched line
Analog telephone line
Switched voltage/current/power, not more than – 125 V/2 A/30 W (30 V * A)
Cable lines (UTP and analogues) of the computer network of the standard Ethernet10/100
Types of indication (displayed information)
Light and sound
Light: "Protection on" and
"Protection off"
Power and control unit
"Sonata-IP3"
Supply voltage
12 ± 2 V
Current consumption, no more than
50 mA
60 mA
70 mA
Product dimensions, no more than
69x67x31 mm
Product weight, no more than
0.05 kg
Continuous operation time, no less than
8 h
Operating conditions:
– ambient temperature
– relative air humidity
+5ºС ... +40ºС
up to 80% at a temperature of +25ºС
Disconnectors "Sonata-VK1", "Sonata-VK2", "Sonata-VK3" can be used with power and control unit "Sonata-IP3", together with the control panel, as well as with the universal power supply unit "Sonata-IP1".