Fluke 1738/EUS Three-Phase Power Quality Loggers

Short Description:

Fluke 1738/EUS Includes:

  • 1738 Power Logger
  • Power supply
  • Voltage test leads
  • Alligator clips (x4)
  • 12 in 1,500A flexible current probe (x4)
  • Soft case
  • Energy Analyze Plus software
  • Magnetic hanging strap
  • Magnetic voltage probes (x4)
  • WiFi/BLE adapter
  • Line cords
  • Color coding set
Product purchase
SKU: 78436 Category:
Brand:Fluke

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Fluke 1738 Power Logger

The Fluke 1738/EUS Advanced Power Logger is designed for comprehensive power quality analysis in both the European Union and the United States. It comes equipped with current probes to facilitate detailed monitoring and recording of power quality parameters. This tool is aimed at professionals who need to troubleshoot, analyze, and optimize electrical systems, ensuring compliance with power quality standards and enhancing system reliability and efficiency.

Fluke 1738EUS Features

  • Versatile, three-phase power loggers for conducting energy, load and power quality studies.
  • Automatically capture and log voltage, current, power, harmonics and associated power quality values, and capture dips, swells, and inrush currents with event waveform snapshots and high-resolution RMS profiles.
  • Convenient instrument powering directly from the measured circuit
  • Download and analyze every detail of energy consumption and power quality state of health with our automated reporting.

Fluke 1738/EUS Specifications:

Electrical Specifications of Fluke 1738B
Power Supply
Voltage range 100 V to 500 V using safety plug input when powering from the measurement circuit
100 V to 240 V using standard power cord (IEC 60320 C7)
Power consumption Maximum 50 VA (max. 15 VA when powered using IEC 60320 input)
Efficiency ≥ 68.2% (in accordance with energy efficiency regulations)
Maximum no-load consumption < 0.3 W only when powered using IEC 60320 input
Mains power frequency 50/60 Hz ±15%
Battery Li-ion 3.7 V, 9.25 Wh, customer-replaceable
On-battery runtime Four hours in standard operating mode, up to 5.5 hours in power saving mode
Charging time < 6 hours
Data Acquisition
Resolution 16-bit synchronous sampling
Sampling frequency 10.24 kHz at 50/60 Hz, synchronized to mains frequency
Input signal frequency 50/60 Hz (42.5 to 69 Hz)
Circuit types 1-φ, 1-φ IT, Split phase, 3-φ delta, 3-φ wye, 3-φ wye IT, 3-φ wye balanced, 3-φ Aron/Blondel (2-element delta), 3-φ delta open leg, Currents only (load studies)
Data storage Internal flash memory (not user replaceable)
Memory size Typical 10 logging sessions of 8 weeks with 1-minute intervals and 500 events¹
¹The number of possible logging sessions and logging period depends on user requirements.
Basic Interval
Measured parameters Voltage, current, aux, frequency, THD V, THD A, power, power factor, fundamental power, DPF, energy
Averaging interval User selectable: 1 sec, 5 sec, 10 sec, 30 sec, 1 min, 5 min, 10 min, 15 min, 30 min
Averaging time min/max values Voltage, Current: Full cycle RMS updated every half cycle (URMS1/2 according to IEC61000-4-30 Aux, Power: 200ms
Demand Interval (Energy Meter Mode)
Measured parameters Energy (Wh, varh, VAh), PF, maximum demand, cost of energy
Interval User selectable: 5 min, 10 min, 15 min, 20 min, 30 min, off
Power Quality Measurements
Measured parameter Voltage, frequency, unbalance, voltage harmonics, THD V, current, harmonics, THD A, TDD
Averaging interval 10 min
Individual harmonics 2nd to 50th harmonic
Total harmonic distortion Calculated on 50 harmonics
Events Voltage: dips, swells, interruptions, current: inrush current
Triggered recordings Full cycle RMS updated every half cycle of voltage and current (Urms1/2 according to IEC61000-4-30)
Waveform of voltage and current (1738)
Standards Compliance
Harmonics IEC 61000-4-7: Class 1
IEEE 519 (short time harmonics)
Power quality IEC 61000-4-30 Class S, IEC62586-1 (PQI-S device)
Power IEEE 1459
Power quality compliance EN50160 (for measured parameters)
Interfaces
USB-A File transfer via USB flash drive, firmware updates
Max. current: 120 mA
WiFi File transfer and remote control via direct connection or WiFi infrastructure
Bluetooth Read auxiliary measurement data from Fluke Connect® 3000 series modules (requires 1738 or 1736 upgrade option)
USB-mini Data download device to PC
Voltage Inputs
Number of inputs 4 (3 phases and neutral)
Maximum input voltage 1000 Vrms, CF 1.7
Input impedance 10 MΩ
Bandwidth (-3 dB) 42.5 Hz – 3.5 kHz
Scaling 1:1 and variable
Measurement category 1000 V CAT III/600 V CAT IV
Current Inputs
Number of inputs 4, mode selected automatically for attached sensor
Input voltage Clamp input: 500 mVrms/50 mVrms; CF 2.8
Rogowski coil input 150 mVrms/15 mVrms at 50 Hz, 180 mVrms/18 mVrms at 60 Hz; CF 4; all at nominal probe range
Range 1 A to 150 A/10 A to 1500 A with thin flexible current probe i17XX-flex1500 12″
3 A to 300 A/30 A to 3000 A with thin flexible current probe i17XX-flex3000 24″
6 A to 600 A/60 A to 6000 A with thin flexible current probe i17XX-flex6000 36″
40 mA to 4 A/0.4 A to 40 A with 40 A clamp i40s-EL
Bandwidth (-3 dB) 42.5 Hz – 3.5 kHz
Scaling 1:1 and variable
Auxiliary Inputs
Number of inputs 2
Input range 0 to ±10 V dc, 1reading/s
Scale factor Format: mx + b (gain and offset) user configurable
Displayed units User configurable (7 characters, for example, °C, psi, or m/s)
Wireless Connection
Number of inputs 2
Supported modules Fluke Connect® 3000 series
Acquisition 1 reading/s
Environmental Specifications
Operating temperature -10 °C to +50 °C (14 °F to 122 °F)
Storage temperature -20 °C to +60 °C (-4 °F to 140 °F), with battery: -20 °C to +50 °C (-4 °F to 122 °F)
Operating humidity 10 °C to 30 °C (50 °F to 86 °F) max. 95% RH
30 °C to 40 °C (86 °F to 104 °F) max. 75% RH
40 °C to 50 °C (104 °F to 122 °F) max. 45% RH
Operating altitude 2000 m (up to 4000 m derate to 1000 V CAT II/600 V CAT III/300 V CAT IV)
Storage altitude 12,000m
Enclosure IP50 in accordance with EN60529
Vibration MIL-T-28800E, Type 3, Class III, Style B
Safety IEC 61010-1
IEC Mains Input: Overvoltage Category II, Pollution Degree 2
Voltage Terminals: Overvoltage Category IV, Pollution Degree 2
IEC 61010-2-031: CAT IV 600 V / CAT III 1000 V
Electromagnetic compatibility EN 61326-1: Industrial CISPR 11: Group 1, Class A
Korea (KCC): Class A Equipment (industrial broadcasting and communication equipment)
USA (FCC): 47 CFR 15 subpart B. This product is considered an exempt device per clause 15.103
Temperature coefficient 0.1 x accuracy specification/°C
General Specifications
Color LCD display 4.3-inch active matrix TFT, 480 pixels x 272 pixels, resistive touch panel
Warranty Instrument and power supply: Two-years (battery not included)
Accessories: one-year
Calibration cycle: two-years
Dimensions Instrument: 19.8 cm x 16.7 cm x 5.5 cm (7.8 in x 6.6 in x 2.2 in)
Power supply: 13.0 cm x 13.0 cm x 4.5 cm (5.1 in x 5.1 in x 1.8 in)
Instrument with power supply attached: 19.8 cm x 16.7 cm x 9 cm (7.8 in x 6.6 in x 3.5 in)
Weight Instrument: 1.1 kg (2.5 lb)
Power supply: 400 g (0.9 lb)
Tamper protection Kensington lock slot
i17xx-flex 1500 12″ Flexible Current Probe Specifications
Measuring range 1 to 150 A ac/10 to 1500 A ac
Nondestructive current 100 kA (50/60 Hz)
Intrinsic error at reference condition* ±0.7% of reading
Accuracy 173x + iFlex ±(1% of reading + 0.02% of range)
Temperature coefficient over operating temperature range 0.05% of reading/°C 0.09% of reading/°F
Working voltage 1000 V CAT III, 600 V CAT IV
Probe cable length 305 mm (12 in)
Probe cable diameter 7.5 mm (0.3 in)
Minimum bending radius 38 mm (1.5 in)
Output cable length 2 m (6.6 ft)
Weight 115 g
Probe cable material TPR
Coupling material POM + ABS/PC
Output cable TPR/PVC
Operating temperature -20 °C to +70 °C (-4 °F to 158 °F) temperature of conductor under test shall not exceed 80 °C (176 °F)
Temperature, non-operating -40 °C to +80 °C (-40 °F to 176 °F)
Relative humidity, operating 15% to 85% non-condensing
IP rating IEC 60529:IP50
Warranty One-year

Datasheet

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