플루크 > 전력 분석기

FLUKE 1750

- 3상 전력 품질 레코더

- 전력기준을 만족하는 전력품질 분석 (IEC61000-4-30 준수

- Threshold-free 설정 / 결선재연결 불필요 / 5MHz ,8KVpk 파형캡쳐

Fluke 1750

- Three-Phase Power Quality Recorder -

Fluke 1750 전력레코더와 Fluke Power Analyze software를 이용하여 전력품질과 문제를 손쉽게 파악할 수 있습니다. 이 장비는 매 주기마다의 모든 전력요소와 이벤트를 자동으로 모두 잡아냅니다.

전력기준을만족하는전력품질분석: 전압, 전류, 전력, 고조파, 플리커 등의 모든 측정값에 대한 평가가 IEC61000-4-30 을 준수합니다.
빠르고신뢰성있는배치: 무선 PDA로 무엇을 레코딩하고 있는지 빠르고 손쉽게 알 수 있습니다.
Threshold-free 설정: 데이터를 저장하여 Fluke Power Analyze에 다운로드 한 뒤, 기준전압을 설정하여 에러나 이상현상을 쉽게 파악할 수 있습니다.
모든요소를캡쳐: Cross-channel과 current triggering은 모든 채널과 매시간마다 모든 측정요소를 캡쳐합니다.
직감적인 PC 소프트웨어: 쉬운 데이터분석, EN50160을 준수하는 보고서 작성가능
Plug and play: 전류, 전압프루브를 자동으로 인식
결선을재연결이불필요: 결선이 잘못되었을 때, PDA나 PC로 채널 변경이 가능
모든파라미터를측정: 3상, 중성선, 접지선의 전압, 전류 측정
5MHz, 8000 Vpk의파형캡쳐: 매우 짧은 순간의 이벤트를 상세하게 캡쳐
빠른데이터처리: SD카드와 100BaseT 고속 Ethernet 연결을 지원

※장비구성

제품명

설명

Fluke 1750

Three-Phase Power Recorder

Includes

Fluke 1750/B

Three-Phase Basic Power Recorder

Includes all the items above with the exception of 4 x 400 A current probes (3140R)

※악세서리

※제품사양

Technical Specifications

전력품질측정기준

Conformance	IEC 61999-1-4 Class 1, IEC 61000-4-30 Class A or B depending on measurement function, IEEE519, IEEE1159, IEEE1459 and EN50160
Clock/calendar	Leap years, 2 4-hour clock
실시간시계정확도	Not more than ± 1 s/day
내부메모리용량	At least 2 GB
최대레코딩기간	At least 31 days
측정시간조정	Automatic
최대이벤트수	Limited only by the size of the internal memory
전원	100 to 2 40 V rms ± 10 %, 47-63 Hz, 40 W
정전시동작시간 (내부UPS동작)	5 minutes per interruption, 60 minutes total operating time without recharging
크기	215 mm x 310 mm x 35 mm (8.5 in x 12.2 in x 3.5 in)
중량 (weight)	6.3 kg (14 lb)

입력

측정타입	One Phase Plus Neutral, One Phase IT No Neutral, One Phase Split Phase, Three Phase Wye, Three Phase Delta, Three Phase IT, Three Phase High Leg, Three Phase Open Leg, 2 Element Delta, 21/2 Element Wye
입력채널	Voltage: 4 channels, ac/dc
Current: 5 channels
전압채널	Input resistance: 2 MΩ
Input capacitance: < 2 0 pF
전류입력특성	2 V rms = full scale, 1 MΩ Input Impedance for ferro CTs, low impedance for Flexi-CTs
측정방식	Simultaneous digital sampling of voltage and current. Digital PLL synchronized sampling, internal frequency reference used during voltage drops.

동기화, 샘플링

PLL-synchronization source	The PLL synchronizes to the A-N voltage for wye power types, and to the A-B voltage for delta power types. All listed power types can be characterized as either wye or delta.
PLL lock range	42.5 to 69 Hz
Sampling frequency	Voltage and current: 2 56 samples/cycle Inter-harmonics per IEC 61000-4-7: 2 560 points/10 cycles (50 Hz), 3072 points/12 cycles (60 Hz) Transient Voltage: 5 MHz
A/D resolution	Voltage and current: 2 4 bits
Transient voltage: 14 bits

전압, 전류측정

전압측정범위	AC voltage: 1000 V rms ± 10 % over range
DC voltage: ± 1000 V + 10 % over range
전압 crest factor	3 or less
전류측정범위	Depends on current probe used
전류 crest factor	4 or less

RMS 전압

측정타입	True rms calculated continuously: every cycle, every 1/2 cycle, and every 10 or 12 cycles at 50 or 60 Hz respectively, as required by IEC 61000-4-30.
측정불확도	AC: ± 0.2 % reading ± 0.1 % full scale, above 50 V rms
DC: ± 0.5 % reading ± 0.2 % full scale, above 50 V dc

RMS 전류

측정타입

True rms calculated continuously: every cycle, every 1/2 cycle, and every 10 or 12 cycles at 50 or 60 Hz respectively, as required by standards

과도전압 (impulse)

측정타입	Waveshape sampling
풀스케일	8000 V pk
샘플분해능	200 nS
측정불확도	± 5 % reading ± 2 0 V (test parameters: 1000 V dc, 1000 V rms, 100 kHz)

전압 Swell(rms swell)

측정타입	True rms (one cycle calculation by overlapping each half cycle - voltage between lines is measured for 3P3W lines and phase voltage is measured for 3P4W lines)
표시데이터	Amplitude and duration of swell
측정	Same as rms voltage

전압 dip (rms sag)

측정타입	True rms (one cycle calculation by overlapping each half cycle - voltage between lines is measured for 3P3W lines and phase voltage is measured for 3P4W lines)
표시데이터	Amplitude and duration of dip or interruption
측정	Same as rms voltage

Voltage dropout (interruption)

측정타입

Same as voltage dip

LAN interface