Overview
The TPK-RJ11 series is a plug-in surge protector designed for ADSL and analog telephone lines. It provides effective protection for communication devices such as fax machines, modems, and telemetry systems by clamping transient overvoltages induced by lightning or switching surges.
Key Features
Interface: RJ11 (in-line connection)
Application: Telephone line / ADSL / Modem / Fax
Nominal voltage (Un): 24V / 48V / 110V / 150V
Max continuous voltage (Uc): 30V / 60V / 150V / 170V
Voltage protection level (Up): ≤120V / 220V / 300V / 330V
Nominal discharge current (In): 3 kA (8/20 μs)
Response time: < 10 ns
Protected pairs: 1
Mounting: Series plug-in with optional DIN rail
Enclosure: Aluminum | Protection class: IP20
Operating temperature: –40°C to +80°C | Altitude ≤ 4000 m
Applications
ADSL modem and telephone line protection
Telemetry and communication panels
Telecom equipment in lightning-prone zones
Security system control centers
Data transmission lines with RJ11 interface
Standards and Compliance
Complies with IEC 61643-21
SPD classification: C2, C3 for signal lines
Surge withstand: 3 kA (8/20 μs waveform)
