FB-2 JZXC-H18 JWXC-1700 Lightning Protection Compensator South Railway

FB-1FB-2 JZXC-H18 JWXC-1700 Lightning Protection Compensator South Railwaysignal

FB-1 FB-2 lightning protection compensator is a railway product that compensates for 25Hz local power supply and protects track input. It is used in 97 type 25Hz phase sensitive track circuits inside the station.

Main technical indicators:

1.Capacitor（CTA）Local pressure resistance25 0V；

2.Selenium heap（XT-1-22C5C）Receive working voltage90V.

Main technical indicators

Mechanical characteristics of relays:

a) The contact gap shall not be less than 0.6mm.

b) The front contact pressure shall not be less than 150mn (15gf).

c) The pressure at the rear contact point shall not be less than 150mn (15gf).

Electrical characteristics of relays:

a) Rated current ac2.1a.

b) The working value is not greater than ac1.5a.

c) The release value shall not be less than ac0.35a.

d) The contact resistance of the relay should not exceed 0.05 Ω when passing a current of 100ma.

e) Under the standard atmospheric conditions of the experiment, its insulation resistance should not be less than 100m Ω;

f) The insulation withstand voltage of the relay should be able to withstand AC sine wave voltage of 50Hz and 1000V effective value voltage under the condition of air pressure not less than 86kPa (equivalent to altitude below 1000m), and there should be no breakdown or flashover phenomenon after 1 minute. The voltage value during repeated testing should be 75% of the original test voltage value.

FB-1FB-2 JZXC-H18 JWXC-1700 Lightning Protection Compensator South Railwaysignal

ZG1R -40/0.5 silicon rectifierThe AX relay base is connected to the socket, and its external dimensions are 165mm × 48.5mm × 150mm,ZG2-42/0.5 silicon rectifierConvert AC to DC for the power supply equipment of the railway signal 42 volt DC power supply.

ZG2-42/0.5 silicon rectifierSpecifications:

Model Capacity (VA) Primary Coil Secondary Coil

Voltage (V) No load current (mA) Voltage (V) Full load current (A)

ZG2—42/0.5 13 220 10 50/80/130 0.1

ZG2-42/0.5 silicon rectifierUsage environment:

2.1 Surrounding air temperature: -40 ℃ -+60 ℃

2.2 Relative humidity of air: not exceeding 90% (temperature+25 ℃)

2.3 Atmospheric pressure: 74.8-106kPa (altitude equivalent to below 2500m)

2.4 Vibration frequency: 10-55Hz, acceleration of 2g