Kami jual Sew 1812EL dengan fitur:
- Mikroprosesor-dikontrol.
- 2Lines × 16 Karakter LCD.
- Konsumsi sangat rendah.
- Menu-driven.
- Pembacaan waktu pemutusan digital secara akurat.
- Fungsi menahan data otomatis.
- Uji coba izin Crossing Circuit di 0 ° atau 180 °.
- Tahap Pemutusan Polaritas ditunjukkan pada layar LCD.
- Auto-off dan off override.
- Indikator Polaritas Perjalanan (Positive of Negative Phase).
- Indikator polaritas kabel.
- Mengukur voltase dan frekuensi antara Line dan Earth sebelum pengujian.
Spesifikasi:
| Current settings | 3mA, 5mA, 7mA, 10mA, 15mA, 20mA, 30mA,
35mA, 50mA, 100mA, 125mA, 150mA, 175mA,
250mA, 275mA, 300mA, 375mA, 500mA. | | Current selection | Rotary switch selector | Phase start selection
0° and 180° | Referenced to Earth
Yes | Over-temperature
protection | Yes (3 sensors) | Wiring correctness
indication | Yes (LEDs) | | Trip indicator | Yes (LEDs) | Phase polarity trip
Indicator | Yes (LCD)
Referenced to Earth | | Voltmeter (L-E) | 20Vac ~ 280Vac | | Timer resolution | 1ms (Max. Time = 2.999s) | | Timer accuracy | ±2% ±2ms | | Current accuracy | ±5% ±1mA | | Voltmeter resolution | 1Vac | | Voltmeter accuracy | ±2%±1Vac | | Operating temperature | -5°C to 45°C | | Storage temperature | -10°C to 55°C | | Dimensions | 170(L) × 165(W) × 92(D)mm | | Weight (battery included) | Approx. 1020g | | Power source | 1.5 (AA) × 8 | | Safety standard | EN 61010-1 CAT III 240V
EN 61326-1 |
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