Phase Difference Monitoring Device for Rail Circuits PKRF - Ensuring Correct Polarity

0,3 - 9,0 ?

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

for input "A" 90±10 ohm, for input "B" - not less than 1 kOhm

Between entrances "A" and "B"

from controlled circuits

3 VA

Up to 10 %

-30...40 °C

98 %

1660 mm

22 mm

266 mm

76 mm

2 kg

2000

10 year