Thiết bị cắt lọc sét 3 pha dòng tải 2500A chịu được dòng sét từ 100KA-200KA.
SFH3 - 2500 - 100 - 275 : Surge filter, 2500A, 3ph, 100kA
SFH3 - 2500 - 150 - 275 : Surge filter, 2500A, 3ph, 150kA -
SFH3 - 2500 - 200 - 275 : Surge filter, 2500A, 3ph, 200kA -
SFH3 - 2500 - 250 - 275 : Surge filter, 2500A, 3ph, 250kA -
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SFH3-2500-100-275
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SFH3-2500-200-275
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Electrical Specifications
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Connection type
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Series
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Modes of protection
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All mode (L-N, L-PE, N-PE)
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Nominal voltage
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U0
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230V / 50Hz
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Maximum continuous voltage
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Uc
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275V / 50Hz
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Phases
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3
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Discharge current 8/20μs
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Imax
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100kA
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200kA
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Maximum load current
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IL
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2500A
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Protection stages
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Metal oxide varistor / LC filter / metal oxide varistor
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Voltage protection @ 3kA (8/20μs)
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U p
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<360V
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Response time
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tA
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Instantaneous
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Earth leakage current
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<1μA
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Maximum voltage drop (% of U0)
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ΔU
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<1%
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3dB Frequency @ 50Ω
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80Hz
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Displays
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7-segment LED, percentage active
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Alarms
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Segment / thermal failure, clean SPDT
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Alarm isolation to active circuitry
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4kV
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Mechanical Specifications
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Operating temperature / humidity
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-40 to +40ºC / 0 to 90% non-condensing
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Connection type
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Bus bar / cable lug
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Alarm terminal capacity
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2.5mm2
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