WTH-SG/BNC
www.watchfuleyesolutions.com Surge Protective Device for CCTV

Description
WTH-SG series DIN rail surge protective devices are applied to the front side of monitoring video system, CCTV, etc, providing protection against overvoltage arising from lightning strike to the signal line and mis-operation.
(Standards compliance: IEC61643-21)

Technical Data
Model WTH-SG/BNC
Ordering code US121015
Nominal operating voltage (Un) 24VDC
Max. continuous operating voltage (UC) 36VDC
Nominal Discharge Current (In @8/20μs) 3kA (line to line)
Max. Discharge Current (Imax @8/20μs) 20kA (line to GND/PE)
Voltage protection level (Up @line-line) 70V @ 3kV (1.2/50)
Voltage protection level (Up @line-GND/PE) 600/700V @ 3kV (1.2/50)
Insertion Loss <0.5dB @16MHz
Protective Element GDT, TVS
Response Time (tA) <1ns
Protect mode Difference mode & Common mode
Connection mode BNC
Temperature Range - 40° to 176°F (-40° to 80°C)
Relative Humidity 0% to 95% noncondensing
Maximum Operating Altitude 10,000 feet (3000m)
Cross-sectional area of earth lead 3mm² multistranded / flexible
Stripping Length Contacts 0.25inches (6-7mm)
Terminal Screw Torque Max. 0.25Nm
Protection Rating (IP Code) IP 20
Surge Life at 0.5kA (8/20μs) >2000 events
DIN Rail EN60715 35mm top-hat rail
Housing Material Thermoplastic, UL94 V-0
Net Weight Per Unit 0.16Lb (71g)
Package Dimension (W×D×H) 0.9"×2.0"×3.1" (24mm×51mm×78mm)
19" Rack Mounting Installation

Combination of multiple models of WTH-SG series
WTH-SG/RJ45, WTH-SG/TER, WTH-SG/TD, WTH-SG/BNC, WTH-SG/RJ11


Connection Diagram
Dimensions

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