Surge protector for telephone line 1 to 4-pairs
Part Number: 560203
  • Telecom line surge protector
  • PSTN or ADSL line
  • 4-pair
  • Instantaneous installation
  • RJ45 connector
  • UL497A
Installation Sheet

The MJ8-170V surge protector is designed to protect sensitive telecom terminals against lightning surges. They are equipped with standard telecom connection allowing easy and intantaneous maintenance. Equipped with shielded RJ145 connector it protects PSTN or ADSL 4-pair line

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Network RTC, ADSL2, VDSL2 - 4 pairs
Nominal line voltage Un 150 Vdc
Max. DC operating voltage Uc 170 Vdc
Max. frequency f max. > 10 MHz
Max. data rate 30 Mbps
Insertion loss < 1 dB
Max. load current IL 1000 mA
Protection level Up 220 V
Impulse current Iimp 500 A
Line/Line Nominal discharge current In L/L 500 A
Line/Ground Nominal discharge current In L/PE 2000 A
Technology GDT+clamping diode
SPD configuration 4 pairs + shielded
Connection to Network RJ45 connector female input/output
Format Connector RJ45
Mounting Mounting flange,Screw lug, DIN Rail
Housing material Aluminium
Operating temperature -40/+85°C
Protection rating IP20
Failsafe mode Short-circuit - transmision cut-off
Pin outs 4-pairs (1-2)(3-6)(4-5)(7-8)
Dimensions See diagram
Weight 0.112 kg
Standards compliance IEC 61643-21 / EN 61643-21 / UL497A