| Accuracy |
| Parameter |
Range |
Resolution |
Intrinsic Accuracy at Reference Conditions
(% of Reading + % of Full Scale) |
| Voltage |
1000 V |
0.1 V |
± (0.2 % + 0.01 %) |
| Voltage |
iFlex1500-12 |
150 A
1500 A |
0.1 A
1 A |
± (1 % + 0.02 %)
± (1 % + 0.02 %) |
| iFlex3000-24 |
300 A
3000 A |
1 A
10 A |
± (1 % + 0.02 %)
± (1 % + 0.02 %) |
| iFlex6000-36 |
600 A
6000 A |
1 A
10 A |
± (1.5 % + 0.03 %)
± (1.5 % + 0.03 %) |
| i40s-EL clamp |
4 A
40 A |
1 mA
10 mA |
± (0.7 % + 0.02 %)
± (0.7 % + 0.02 %) |
| Frequency |
42.5 Hz to 69 Hz |
0.01 Hz |
± (0.1 %) |
| Aux 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 %) |
| CosΦ/DPF |
0 <= CosΦ <=1 |
0.01 |
± 0.025 |
| Power factor |
0 <= PF <=1 |
0.01 |
± 0.025 |
| THD on voltage |
1000 % |
0.1 % |
± (2.5 % ± 0.05 %) |
| THD on current |
1000 % |
0.1 % |
± (2.5 % ± 0.05 %) |
| Intrinsic uncertainty ± (% of reading + % of range)1 |
| Parameter |
Influence quantity |
iFlex1500-12
150A/1500A |
iFlex3000-24
300A/3000A |
iFlex6000-36
600/6000A |
i40s-EL
4A/40A |
| Active power P |
PF = 0.99
0.5 |
1.2 % +
0.005 %
1.2 % + 7 x
(1-PF)
+0.005 % |
1.2 % +
0.0075 %
1.2 % + 7 x
(1-PF)
+ 0.0075 % |
1.7 % +
0.0075 %
1.7 % + 7 x
(1-PF)
+ 0.0075 % |
1.2 % +
0.005 %
1.2 % + 10 x
(1-PF)
+ 0.005 % |
| Apparent power S, S fund. |
0 = PF = 1 |
1.2 % +
0.005 % |
1.2 % +
0.0075 % |
1.7 % +
0.0075 % |
1.2 % +
0.005% |
| Reactive power N, Q fund. |
0 = PF = 1 |
2.5 % of measured apparent power |
| Additional uncertainty in % of range1 |
U >250 V |
0.015 % |
0.0225 % |
0.0225 % |
0.015 % |
¹Range = 1000 V x Irange
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 Irange
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 |
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
1 second
5 seconds
10 seconds
30 seconds
1 minute
5 minutes
10 minutes
15 minutes
30 minutes |
Recommended for 20 sessions
3 hours
15 hours
28 hours
3.5 days
7 days
5 weeks
10 weeks
3.5 months
7 months |
Logging Period for 1 session
2.5 days
12 days
24 days
10 weeks
20 weeks
2 years
> 2 years
> 2 years
> 2 years |
| 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 MO |
| 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 |
| ¹The number of possible logging sessions and logging period depends on user requirements. |
| Auxiliary inputs |
| Number of inputs |
2 |
| Input range |
0 to ± 10 V dc, 1 reading/s |
| Scale factor (available 2014) |
Format: kx + d user configurable |
| Displayed units (available 2014) |
User configurable (7 characters, for example, °C, psi, or m/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) |
| 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 |
12,000 m |
| Enclosure |
IP50 in accordance with EN60529 |
| Vibration |
MIL 28800E, Type 3, Class III, Style B |
| Safety |
IEC 61010-1: Overvoltage CAT IV, Measurement 1000 V CAT III/600 V CAT IV, Pollution Degree 2 |
| EMI, RFI, EMC |
EN 61326-1: Industrial |
| Electromagnetic compatibility |
Applies to use in Korea only. Class A Equipment (Industrial Broadcasting and Communication Equipment) |
| Radio frequency emissions |
IEC CISPR 11: Group 1, Class A |
| 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 |
1730 and power supply: Two-years (battery not included)
Accessories: One-year
Calibration cycle: Two-years |
| Dimensions |
1730: 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)
1730 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 |
1730: 1.1 kg (2.5 lb)
Power supply: 400 g (0.9 lb) |
| External protection |
Holster, Kensington lock slot |
| 1500-12 iFlex 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 1730 + 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 |
| Transducer 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 |