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Fluke 1736/1738 — three-phase power quality loggers

Fluke 1736 and 1738 loggers investigate load, energy consumption and power quality in three-phase systems. Four current channels cover the three phases and neutral. They measure RMS voltage and current, power, energy, THD and harmonics through the 50th order.
  • Series models: 1736/B; 1736/INTL; 1738/B; 1738/INTL
  • Current channels: 4: three phases and neutral
  • Harmonics: 2nd…50th order
  • Power quality measurement standard: IEC 61000-4-30 Class S
  • Advanced 1738 analysis: PQ Health; event waveforms
  • Availability: On order
  • Manufacturer: Fluke
  • SKU: 01153
Price: on request

Description

Fluke 1736 and 1738 loggers investigate load, energy consumption and power quality in three-phase systems. Four current channels cover the three phases and neutral. They measure RMS voltage and current, power, energy, THD and harmonics through the 50th order. The 1738 adds a PQ Health overview and event waveforms; the corresponding expansion is available for the 1736. /B packages exclude current probes, while /INTL packages include four 12-inch 1500 A iFlex probes. Radio-adapter availability depends on the specific ordered package. Energy Analyze Plus provides analysis and reporting. The photograph illustrates the 1736/1738 series.

Specifications

Series models
1736/B; 1736/INTL; 1738/B; 1738/INTL
Current channels
4: three phases and neutral
Harmonics
2nd…50th order
Power quality measurement standard
IEC 61000-4-30 Class S
Advanced 1738 analysis
PQ Health; event waveforms
Package distinction
/B: no current probes; /INTL: 4 × 1500 A iFlex, 12 in
Voltage measurement limit
1000 V RMS
Voltage accuracy
±(0.2% of reading + 0.01% of range)
Mains frequency
42.5…69 Hz
External current-probe ranges
iFlex: 150/1500 A, 300/3000 A or 600/6000 A; i40s-EL: 4/40 A
Auxiliary inputs
2 × ±10 V DC
Sampling
16 bit; 10.24 kHz
Averaging interval
1 / 5 / 10 / 30 s; 1 / 5 / 10 / 15 / 30 min
Safety rating
CAT III 1000 V; CAT IV 600 V
Interfaces
USB-A; USB-mini; Wi-Fi with suitable radio adapter
Software
Fluke Energy Analyze Plus
Battery
Li-ion 3.7 V; 9.25 Wh
Battery runtime
4 h in standard mode; up to 5.5 h in power-saving mode
Power supply
100…500 V from measured circuit or 100…240 V through mains cord
Ingress protection
IP50
Operating temperature
−10…+50 °C