Y49-350L

keyword 2-pole threaded DC discharge starting voltage 350V
Product Info

Product name: Y49-350L

Item code: 11005390

Mounted between the neutral line and ground of the communication circuit board and power supply circuit of the 2-pole arrester (GDT) communication device, and used to protect the device from induced voltage and TOV (temporary overvoltage) induced in the line to do.
Compared to other products, it has a very large current capacity (8 / 20µs, maximum 40kA).

Main applications

  • Various electronic devices
  • Communication line protection
  • AC power supplies
  • Inverters
  • Very large current withstand capability
  • Low capacitance
  • Broadband compatible
  • Excellent heat and mechanical shock due to use of ceramic envelope
  • Excellent current withstand capability and temperature environment characteristics of repeated surge
Dimensions  (Unit: mm)
Specification
item conditions Performance
DC discharge start voltage 100 V / s 350 V ± 20%
Impulse discharge start voltage 10/200 μs, 3 kV 1000 V or less
Insulation resistance DC 100 V 10000 MΩ or more
Capacitance 1 MHz 10 pF or less
AC repetitive current capacity AC 15A, 80 s (10 minute intervals) 30 times
Impulse repetition current capability 8/20 μs, 20 kA (1 minute interval) 30 times
Maximum AC current capacity AC 5000A, 0.1 s * Once
Maximum impulse current capability 8/20 μs, 40 kA * Once
mass - Approx. 300 g
Notes on use

When using this product for AC power, be sure to use it together with a varistor.

If the arrester is used alone, a follow current may occur.

We also have AV series (2 poles) and AV3P series (3 poles) with arresters and varistors integrated.