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the pulsed magnetic field is generated by lightning strikes on buildings and other structures (including antennas, grounding bodies and grounding grids), as well as the initial transient of faults in low-voltage, medium voltage and high-voltage power systems. it can also be generated when the disconnector in the high-voltage substation is connected with the high-voltage bus. the product meets the requirements of iec 61000-4-9 and gb/t 17626.9 new standards.
product model
magnetic field intensity
pulse waveform
surge polarity
time interval
coil size
operation mode
working power supply
ambient temperature
pfm s9
100a/m~3000a/m continuously adjustable
6.4/16us
positive / negative, alternating positive and negative
1~9999s
1m*1m
manual, automatic
ac220v 50/60hz
15℃~35℃