3채널 AC/DC 3상 전력 미터
- 제조사
- HIOKI
- 제품명
- AC/DC POWER HiTESTER PW3337
- 제품번호
- PW3337
· 3ch 입력 대응으로 DC, 단상2선에서 3상4선까지 측정 가능
· 모터,인버터,인버터,전원 개발 및 생산라인에 적합
· ±0.15%의 높은 기본 정확도
· DC 및 0.1Hz ~ 100kHz의 넓은 주파수 대역
· 직접 입력 방식으로 최대 65A의 고전류 측정
· 고조파 측정 표준 : IEC61000-4-7 대응
· 변압기 / 모터의 무부하 시험에 낮은 역률에서도 정확한 측정을 실현
· 외부 전류센서를 이용하여 AC5000A 입력가능
· 최대 8대까지 동기제어 가능
PW3337 (3ch model)
PW3337-01 (3ch, GP-IB installed model)
PW3337-02 (3ch, D/A output installed model)
PW3337-03 (3ch, GP-IB, D/A output installed model)
Measurement lines | Single-phase 2-wires, single-phase 3-wires, 3-phase 3-wires, 3-phase 4-wires (voltage / current measurement range set for each wiring mode) |
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Measurement items | Voltage, Current, Active power, Apparent power, Reactive power, Power factor, Phase angle, Frequency, Efficiency, Current integration, Active power integration, Integrated time, Voltage waveform peak value, Current waveform peak value, Voltage crest factor, Current crest factor, Time average current, Time average active power, Voltage ripple factor, Current ripple factor |
Harmonic parameters | Synchronization frequency range: 10 Hz to 640 Hz, Analysis order up to 50th |
Measurement range | Voltage range: AC/DC 15 V to 1000 V, 7 ranges |
Integration measurement (Integration time up to 10,000 hours) | [Current] No.of displayed digits: 6 digits (from 0.00000 mAh, Polarity-independent integration and Sum value) |
Input resistance (50/60 Hz) | [Voltage] 2 MΩ, [Current] 1 mΩ or less (direct input) |
Basic accuracy (Active power) | ±0.1% rdg. ±0.1% f.s. (DC) |
Display refresh rate | 5 times/s to 20 seconds (depends on average times settings) |
Frequency characteristics | DC, 0.1 Hz to 100 kHz |
D/A output (-02/-03 model only) | 16 channels (selectable from following items), Level output DC ±2 V, Waveform output 1 V f.s. |
Functions | [Rectification method] AC+DC, AC+DC Umn, AC, DC, FND, Auto-range, Average, VT or CT ratio settings, Synchronized control, MAX/MIN, or other functions |
Interfaces | RS-232C / LAN standard, (-01/-03 model also includes GP-IB) |
Power supply | 100 to 240 V AC, 50/60 Hz, 40 VA max. |
Dimensions and mass | 305 mm (12.01 in) W × 132 mm (5.20 in) H × 256 mm (10.08 in) D, 5.6 kg (197.5 oz) |
Accessories | Instruction manual × 1, Measurement guide × 1, Power cord × 1 |