SPWK201-Metal Case

下載產品諮詢

HC SP系列設計使用堅固的鋼製外殼，具有良好的抗電磁干擾能力及較高的電氣過載能力。是具有穩定可靠的量測單元，適用於現場操作及實驗室。

SPWK-利用乘法器進行電壓及電流的轉換進而計算出瓦特及乏數值，設計為精準量測單。

SPWK201適用於3相3線兩元件的系統

0 to 1 mAdc 標準輸出
精確為0.25% 讀值 + 0.02% 範圍值
雙瓦乏獨立輸出
具有抗高磁場干擾能力
符合IEEE SWC 測試標準

Accuracy : 0.25% RD + 0.02%RO / 23 ± 3 °C
Input ( each element ) :
- Range
  - Effective voltage 85-150V; current 0-6A
  - Nominal voltage 120V current 5A
- Over capability :
  - Voltage 200V continuous ; 250V ... 10sec / hour; 500V ... 2sec / hour
  - Current 15A continuous ; 50A ... 10sec / hour ; 250A...1sec / hour ; 400A ... 0.5sec / hour
- Burden : Voltage < 0.1VA at 120V input ; current < 0.2VA at 5A input
- Frequency : Watt 57-63Hz ; Var 60Hz only
- Protection : Full protection for SURGE, EMI & RFI
Output ( isolated with input ) : Dual outputs watt & var isolated each other (600 Vdc)
- Range :
  - Standard DC 0 to ±1mA; option ± ( 0 - 1 / 0 - 5 / 0 - 10 ) Vdc
  - DC 0 to ± 1mA calibration vs 0 to ± 1000W / ± 1000Var ... 3ø3W / 2 elements
- Output load : Maximum 10k ohm for 0 to ±1 mA output
- Output impedance > 30 Mega ohm
- Response time < 400 ms from 0 to 99% RO at operating
- Ripple < 0.5% P-P RO
- Long term stability < 0.1% RO per year ( typically )
- Temperature stability < 0.01% per degree C, from 0 to 55°C
- Adjustment : Span ±5% / 10%; zero ±2.5% / 5% on request
- Protection : No damage ... open or short; full protection for SURGE, EMI, & RFI
- Magnetic effect < 0.04% at center 400 A-T / M
Power Supply : AC 115 ± 20%, 50-70Hz, < 3VA
Operation Condition : (Environment)
- Temperature Environment: -5 ~ 60 °C
- Humidity : 20~99% RH non condensed
- Elevation : Under 3000 meters
- Magnetic Field : 500 A-T / M
- Waveform : Fundamental with 20% 3rd harmonics
- Power Factor : Any
- Dielectric strength : 4kV AC rms 1 minute between input / output / power / case ; IEC 688
- Impulse Test : ANSI C37.90 / 1989, IEEE 587 / 1983, IEC255-3, 6KV (1.2 * 50 us), 3KA (8 * 20 us) ..... current only
- Surge Test (ring wave) : IEEE 587 / 1983 (3KV - 0.5 us / 100 KHz), IEC255-3 (2.5KV - 0.25ms / 1MHz)