keyword 3 poles Lead wire diameter 1.0mm DC discharge starting voltage 250V
Product Info Product name: 3J-4J1
Item code: 11009642

It is mounted on an internal circuit such as a 3-pole arrester (GDT) communication device, and is used for the purpose of protecting the device from the induced voltage induced in the communication line and signal line.

Main applications

  • various types of electronic equipment and protection of communication lines
  • switching equipment
  • PBX
  • phone
  • FAX

・ Small size and large current resistance
・ Low capacitance
・ Broadband compatible
・ Excellent heat and mechanical shock due to use of ceramic envelope
・ Excellent current resistance and temperature environment characteristics of repeated surge

Dimensions  (Unit: mm)
item conditions Performance
DC discharge start voltage 100 V / s 250 V ± 20%
Impulse discharge start voltage 100 V / μs 500 V or less
Impulse discharge start voltage 10 kV / μs 800 V or less
Insulation resistance DC 100 V 10000 MΩ or more
Capacitance 1 MHz

3.0 pF or less (LE)

1.5 pF or less (LL)

DC holdover voltage Voltage 135V (compliant with IEEE) 150 ms or less
Impulse current capacity 8/20 μs, 5 kA x 2 +5 times, -5 times
Impulse current capacity 8/20 μs, 10 kA x 2 Once
Impulse life 10/1000 μs, 200A × 2 300 times
AC current tolerance AC 5A x 2, 1 s 10 times
AC current tolerance AC 10A × 2, 1 s Once
mass - 2.8 g