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# 1736/B
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Specifications | |||||
Accuracy | |||||
Parameter | Range | Resolution | Intrinsic Accuracy at Reference Conditions (% of Reading +% of Full Scale) | ||
Voltage | 1000 V | 0.1 V | ±(0.2% + 0.01%) | ||
Current: Direct input | i17xx-flex 1500 12″ | 150 A | 0.1 A | ±(1% + 0.02%) | |
1500 A | 1:00 AM | ±(1% + 0.02%) | |||
i17xx-flex 3000 24″ | 300 A | 1:00 AM | ±(1% + 0.03%) | ||
3000 A | 10:00 AM | ±(1% + 0.03%) | |||
i17xx-flex 6000 36″ | 600 A | 1:00 AM | ±(1.5% + 0.03%) | ||
6000 A | 10:00 AM | ±(1.5% + 0.03%) | |||
i40s-EL clamp | 4:00 AM | 1 mA | ±(0.7% + 0.02%) | ||
40 A | 10 mA | ±(0.7% + 0.02%) | |||
Frequency | 42.5 Hz to 69 Hz | 0.01 Hz | ±(0.1%) | ||
Auxillary input | ±10 V dc | 0.1 mV | ±(0.2% + 0.02%) | ||
Voltage min/max | 1000 V | 0.1 V | ±(1% + 0.1%) | ||
Current min/max | Defined by accessory | Defined by accessory | ±(5% + 0.2%) | ||
THD on voltage | 1000% | 0.10% | ±0.5 | ||
THD on current | 1000% | 0.10% | ±0.5 | ||
Voltage harmonics 2nd to 50th | 1000 V | 0.1 V | ≥ 10 V: ±5% of reading | ||
< 10 V: ±0.5V | |||||
Current harmonics 2nd to 50th | Defined by accessory | Defined by accessory | ≥ 3% of current range: ±5% of reading | ||
< 3% of current range: ±0.15% of range | |||||
Unbalance | 100% | 0.10% | ±0.2 | ||
Intrinsic Uncertainty ±(% of reading +% of range)¹ | |||||
Parameter | Influence quantity | iFlex1500-12 | iFlex3000-24 | iFlex6000-36 | i40S-EL |
150 A / 1500 A | 300 A / 3000 A | 600 A / 6000 A | 4 A / 40 A | ||
Active Power P | PF ≥ 0.99 | 1.2% + 0.005% | 1.2% + 0.0075% | 1.7% + 0.0075% | 1.2% + 0.005% |
Active Energy Ea | PF ≥ 0.99 | 1.2% + 0.005% | 1.2% + 0.0075% | 1.7% + 0.0075% | 1.2% + 0.005% |
Apparent power S | 0 ≤ PF ≤ 1 | 1.2% + 0.005% | 1.2% + 0.0075% | 1.7% + 0.0075% | 1.2% + 0.005% |
Apparent Energy Eap | 0 ≤ PF ≤ 1 | 1.2% + 0.005% | 1.2% + 0.0075% | 1.7% + 0.0075% | 1.2% + 0.005% |
Reactive power Q | 0 ≤ PF ≤ 1 | 2.5% of measured apparent power | |||
Reactive Energy Er | 0 ≤ PF ≤ 1 | 2.5% of measured apparent power | |||
Power Factor PF | – | ±0.025 | |||
Displacement Power Factor | – | ±0.025 | |||
DBF/cosϕ | – | ±0.025 | |||
Additional uncertainty in% of range¹ | VP-N>250 V | 0.02% | 0.02% | 0.02% | 0.02% |
¹Range = 1000 V x I range | |||||
Reference conditions: | |||||
Environmental: 23 °C ±5 °C, instrument operating for at least 30 minutes, no external electrical/magnetic field, RH <65% | |||||
Input conditions: Cosϕ/PF=1, Sinusoidal signal f=50 Hz/60 Hz, power supply 120 V/230 V ±10%. | |||||
Current and power specifications: Input voltage 1 ph: 120 V/230 V or 3 ph wye/delta: 230 V/400 V Input current: I > 10% of I range | |||||
Primary conductor of clamps or Rogowski coil in center position | |||||
Temperature coefficient: Add 0.1 x specified accuracy for each degree C above 28 °C or below 18 °C | |||||
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 | 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 | |||||
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 (available 2014) | Format: mx + b (gain and offset) user configurable | ||||
Displayed units (available 2014) | 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 | ||||
* Reference condition: | |||||
Environmental: 23 °C ±5 °C, no external electrical/magnetic field, RH 65% | |||||
Primary conductor in center position |
Product selected: Model #
*Demonstrations can only be scheduled within the UAE