FPWK301-Metal Case

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HC FP為金屬外殼傳感器系列，使用IEC 688/1992-04的方式測量和轉換數值，運用於壁掛式安裝中。
FPWK301是具有兩個輸出的三相四線式含有三個電流互感器可用於不平衡系統的有功(瓦特)及虛功(乏)功率傳感器。

Accuracy ( 23 ± 3 °C ) : 0.2% reading / PF ± 0.05% RO
Maximum output load :
- DC current mode : maximum 10V drop
- DC voltage mode : maximum 5mA drive
Dielectric strength : AC 2KV 1 minute between terminals; AC 2.6KV 1 minute / terminals to case
Surge and impulse test : ANSI C37.90 / 1989, IEC 255-3 (1989) 4 KV 1.2 * 50 us
Maximum input over :
- Current related input Voltage related input
- 1A / 5A 10A
- 4 x rated / continuous 2 x rated / continuous 1.5 x rated / continuous
- 10 x rated / 10 seconds 25 x rated / 1 second 2 x rated / 10 seconds
- 50 x rated / 1 second 50 x rated / 0.5 second
- 80 x rated / 0.5 second
Input burden : Current less 0.2 VA; voltage less 0.1 VA
Response time & ripple : <400 ms for step change 0-99% ; ripple less 0.5% ro peak to peak
Frequency : 50 ± 2 Hz ; 60 ± 2 Hz ; 400 ± 5 Hz ( Watt only )
Waveform : Watt - 2% 3rd, Var - sinusoidal
Stability :
- Temperature range ( 20 to 26°C ), long term stability / year
- Maximum 60 ppm / °C less 0.2% draft / year typically ....... FPW
- Maximum 70 ppm / °C less 0.2% draft / year typically ....... FPK
Storage condition : Temperature range -25 to 70°C, RH 20 to 95% non condensed
Operating condition : Temperature range -20 to 65°C, RH 0 to 99% non condensed
Magnetic field effect : < 0.01% under 100 ampere turns at 1M center
Power dissipation : < 7 VA

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