جهاز مراقبة فرق الطور في دوائر السكك الحديدية PKRF
العلامة التجارية: null
$150 - $480USD
MOQ:20 pieces
الميزات الرئيسية
Length of connecting rod:1660 مم
The device provides phase difference control at AC voltage at inputs "A" and "B" within the range of:0,3 - 9,0 ?
The device has two independent inputs and provides:visual indication of correct (green or yellow coloured indicator lights up) or incorrect (red coloured indicator lights up) alternation of voltage phases at the boundary of adjacent double- or single-line rail circuits and at the boundary of single-line an
Input resistance of the device at inputs "A" and "B" at frequency 50 Hz is as follows:for input "A" 90±10 ohm, for input "B" - not less than 1 kOhm
الوصف
Designed for checking rail circuits for correct polarity alternation on railway in rail circuits
المواصفات
Length of connecting rod
1660 مم
The device provides phase difference control at AC voltage at inputs "A" and "B" within the range of
0,3 - 9,0 ?
The device has two independent inputs and provides
visual indication of correct (green or yellow coloured indicator lights up) or incorrect (red coloured indicator lights up) alternation of voltage phases at the boundary of adjacent double- or single-line rail circuits and at the boundary of single-line an
Input resistance of the device at inputs "A" and "B" at frequency 50 Hz is as follows
for input "A" 90±10 ohm, for input "B" - not less than 1 kOhm
The device provides galvanic isolation
Between entrances "A" and "B"
Power supply of the electric circuit of the device is carried out
from controlled circuits
Power consumed by the device at maximum input voltage (9 V) does not exceed
3 VA
Harmonic content in the controlled signal
Up to 10 طقم
Operation at ambient temperature
-30...40 مليون م³
Operation at relative humidity at temperatures up to +25 °C, up to