Specials - RFi filter

DMLF-024/1-RS

Order number: A05333

coupling impedance (inductance), screw terminals

  • coarse and fine surge protection for low-frequency 2-core signalling networks
  • installation close to protected equipment
  • for protection of analogue measuring lines in the areas with RF disturbance
  • coarse and fine surge protection in differential mode (core – core) and common mode (core – PE)

Technical parameters

Parameter name Parameter value
Type of SPD C2
Location of SPD ST 2
Mounting DIN rail 35 mm
Nominal voltage Un 24 V DC
Maximum operating voltage Uc 31.00 V DC
Nominal load current IL 0.100 A
Treshold frequency core-core f 0.07 MHz
D1 impulse discharge current (10/350 µs) per core Iimp 0.50 kA
D1 total discharge current (10/350 µs) cores-PE ITotal 1.00 kA
C2 nominal discharge current (8/20 µs) per core In 5.00 kA
C2 total discharge current (8/20 µs) cores-PE ITotal 10.00 kA
C2 voltage protection level mode core-PE at In Up 80 V
C2 voltage protection level mode core-core at In Up 65 V
C3 voltage protection level mode core-PE at 1 kV/µs Up 55 V
C3 voltage protection level mode core-core at 1 kV/µs Up 55 V
Response time core-core ta 25 ns
Response time core-PE ta 25 ns
Connection (input - output) terminals-terminals
Cross-section of connected conductors solid (min) 0.14 mm2
Cross-section of connected conductors solid (max) 4.00 mm2
Cross-section of connected conductors stranded (min) 0.14 mm2
Cross-section of connected conductors stranded (max) 2.50 mm2
Degree of protection IP 20
Range of ambient temperatures (min/max) -40 / 70 °C
According to standard EN 61643-21+A1,A2:2013, IEC 61643-21+A1,A2:2012
ETIM Class EC001625
Customs tariff number 85363010
EAN 8595090553335

Files for download

  • Product dimensions

  • Basic circuit diagram