D-sub dataline surge protector
DD9-6V
DD9-6V
Part Number: 6148
  • D-Sub surge protector
  • For RS422 communication lines
  • 9-pin connector
  • Fast and easy installation
  • Secondary protection
Citel_Certif_UL_QVGQ_E1844939.pdf

DD9ESD surge protector are designed to protect sensitive equipment linked to datalines equipped with D-sub connectors, as RS232, RS422 and RS485lines. They are equipped with D-sub connectors for fast and easy maintenance. In order to comply with the line configuration, all the wires are transmitted and protected.

Select another reference:

Network RS422, RS423
Nominal line voltage Un 5 Vdc
Max. DC operating voltage Uc 6 V
Max. frequency f max. > 10 MHz
Max. data rate < 40 Mbps
Insertion loss < 1 dB
Max. load current IL 750 mA
Max. discharge current Imax 20 kA
Total Maximal discharge current Imax Total 20 kA
Line inductance No
Protection mode(s) Common/Differential mode
Protection level Up 7.5 V
Protection level Up 20 V
Max. capacitance C < 30 pF
Impulse current Iimp 2.5 kA
Nominal discharge current In 5 kA
Line/Line Nominal discharge current In L/L 400 A
Line/Ground Nominal discharge current In L/PE 400 A
Type of diagram B
Line resistance < 4.7 Ohm
Technology Diode écrêtage
SPD configuration 9 wires
Connection to Network D-Sub 9 pts male/female Input/output
Format in/out D-Sub connector unit
Mounting on cable
Housing material Thermoplastic UL94-V0
Operating temperature -40/+85°C
Protection rating IP20
Failsafe mode Short-circuit - transmision cut-off - fault mode 2
Disconnection indicator Transmission interrupt
Spare module(s) S480-24D3
Remote signaling of disconnection No
Pin outs all wires transmitted and protected
Dimensions See diagram
Weight 0.063 kg
Standards compliance IEC 61643-21 / EN 61643-21 / UL497B
Certification UL listed