4 Fluke Corporation Fluke 1730 Three-Phase Electrical Energy Logger
Electrical specifications
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 5120 Hz
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)
THD THD for voltage and current is calculated using 25 harmonics
Averaging period User selectable: 1 sec, 5 sec, 10 sec, 30 sec, 1 min, 5 min, 10 min, 15 min, 30 min
Demand interval User selectable: 5 min, 10 min, 15 min, 20 min, 30 min
Data storage Internal flash memory (not user replaceable)
Memory size Typical 20 logging sessions of 10 weeks with 10-minute intervals
1
Logging period
Averaging period
Recommended
for 20 sessions
Logging Period
for 1 session
1 second 3 hours 2.5 days
5 seconds 15 hours 12 days
10 seconds 28 hours 24 days
30 seconds 3.5 days 10 weeks
1 minute 7 days 20 weeks
5 minutes 5 weeks 2 years
10 minutes 10 weeks > 2 years
15 minutes 3.5 months > 2 years
30 minutes 7 months > 2 years
1
Interfaces
USB-A File transfer via USB flash drive, firmware updates
Max. current: 120 mA
USB-mini Data download device to PC
Extension port Accessories
Voltage inputs
Number of inputs 4 (3 phases and neutral)
Maximum input voltage 1000 V
rms
, CF 1.7
Input impedance 10 MΩ
Bandwidth (-3 dB) 2.5 kHz
Scaling 1:1, 10:1, 100:1, 1000:1 and variable
Measurement category 1000 V CAT III/600 V CAT IV
Current inputs
Number of inputs 3, mode selected automatically for attached sensor
Input voltage Clamp input: 500 mV
rms
/50 mV
rms
; CF 2.8
Rogowski coil input 150 mV
rms
/15 mV
rms
at 50 Hz, 180 mV
rms
/18 mV
rms
at 60 Hz; CF 4; all at nominal
probe range
Range 1 A to 150 A/10 A to 1500 A with thin iFlex flexible current probe, 12 inches
3 A to 300 A/30 A to 3000 A with thin Flex flexible current probe, 24 inches
6 A to 600 A/60 A to 6000 A with thin iFlex flexible current probe, 36 inches
40 mA to 4 A/0.4 A to 40 A with 40 A clamp i40s-EL
Bandwidth (-3 dB) 1.5 kHz
Scaling 1:1 and variable
1
The number of possible logging sessions and logging period depends on user requirements.
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