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Fluke Test Instruments Logo

Fluke Power Quality Analyzers

   
345 Power Quality Clamp Meter - Specifications  
 
 
Mechanical and General Specifications
Display Color transmissive LCD 320 x 240 pixels (70mm diagonal) with two level backlight.
Battery Power (qty 6) Battery. 1.5 volt Alkaline AA MN 1500 or IEC LR6
Battery Life (typical) >10 hours (backlight on full)
> 12 hours (backlight reduced)
Battery Eliminator (#BE345) Input: 110/230V 50/60 Hz
Output: 15V DC 300mA
Dimensions
 
300mm (L) x 98mm (W) x 52mm (D)
12" (L) x 3.75" (W) x 2" (D)
Weight (including batteries) 820g (1.8 lb)
Jaw Opening 60mm
Jaw Capacity 58mm diameter
Cleaning The unit can be cleaned with an Isopropanol impregnated cloth. Do not use abrasives or other solvents.
 
 
Ambient Conditions
Ambient Conditions (for indoor use only)
Reference Conditions All accuracies stated at 23°C ±1°C (73.4°F ±1.8°F)
Operating Temperature 0°C to 50°C (32°F to 122°F)
Temperature Coefficient of Current ≤±0.15% of reading per °C
Temperature Coefficient of Voltage ≤±0.15% of reading per °C
Maximum Relative Humidity 80% for temperatures up to 31°C (87°F) decreasing linearly to 50% relative humidity at 40°C (104°F)
Maximum Operating Altitude 2000 m
 
 
Electrical Safety
Safety
 
IEC 61010-1 600V CAT. IV double or reinforced insulation, Pollution Degree 2.
Protection IP40; EN 60529
Maximum Safe Working Voltages


 
Current Measurement: 600V ACrms or DC between uninsulated conductor and ground.
Voltage Measurement: 600V ACrms or DC between either input terminal and ground, or 825V between energised phase voltages (delta power configuration).
 
 
EMC Specifications
Emission IEC/EN 61326-1: 1997 Class A
Immunity IEC/EN 61326-1: 1997 Annex C Performance Criterion B
 
 
Electrical Data
Accuracies

 
All accuracies stated at 23°C ±1°C (73.4°F ±1.8°F). See Ambient condition specifications for temperature coefficients.
 
 
Current Measurement
Current Measurement (DC, DC rms, AC rms)
Measuring Range 0 to 2000 Amps DC or 1400 Amps AC rms
Autorange Facility 40A/400A/2000A
Resolution

 
10mA in 40 Amp range
100mA in 400 Amp range
1 Amp in 2000 Amp range
Accuracy
DC Current > 10A:

±1.5% of reading ±5 digits

DC rms Current <10A:

±0.2 A

 

 

AVG Current >10A:

±3% of reading ±5 digits

Current <10A:

±0.5 A

 

 

Peak  Current >10A:

±5% of reading ±5 digits

Current <10A:

±0.5 A

 

 

AHr Current >10A:

±2% of reading ±5 digits

Current <10A:

±0.5 AHr

 

 

Crest Factor

 

1.1 ≤ CF <3:

±3% of reading ±5 digits

3 ≤ CF <5:

±5% of reading ±5 digits

Resolution:

0.01

 

 

Ripple

 

2% ≤ RPL <100%:

±3% of reading ±5 digits

100% ≤ RPL <600%:

±5% of reading ±5 digits

Resolution:

0.1%

ldc > 5A, lac> 2A

 

Note: All measurements DC and 15Hz to 1kHz
  Maximum overload 10,000 A or rms x frequency < 400,000
  Amps rms is a true-rms measurement (AC + DC)
 
 
Voltage Measurement
Voltage Measurement (DC, DC rms, AC rms)
Measuring Range 0 to 825 Volts DC or AC rms
Autorange Facility 4V/40V/400V/750V
Resolution
1mV in 4 volt range
10mV in 40 volt range
100mV in 400 volt range
1V in 750 volt range
Accuracy
DC and DC rms

 

Volt >1V:

±1% of reading ±5 digits

Volt <1V:

±0.02 V

 

 

AVG Voltage >1V:

±3% of reading ±5 digits

Voltage <1V:

±0.03 V

 

 

Peak  Voltage >1V:

±5% of reading ±5 digits

Voltage <1V:

±0.03 V

 

 

Crest Factor

 

1.1 ≤ CF <3:

±3% of reading ±5 digits

3 ≤ CF <5:

±5% of reading ±5 digits

Resolution:

0.01

 

 

Ripple

 

2% ≤ RPL <100%:

±3% of reading ±5 digits

100% ≤ RPL <600%:

±5% of reading ±5 digits

Resolution:

0.1%

ldc > 5A, lac> 2A

 

Note: All measurements DC and 15Hz to 1kHz
  Maximum overload 10,000 A or rms x frequency < 400,000
  Amps rms is a true-rms measurement (AC + DC)
 
 
Harmonics
Total Harmonic Distortion (THD)
1% ≤THD <100%:

±3% of reading ±5 digits

100% ≤THD <600%:

±5% of reading ±5 digits

Resolution:

0.1%

Distortion Factor (DF)
1% ≤DF <100%:

±3% of reading ±5 digits

Resolution:

0.1%

H02 ≤Vharm <H13:

±5%  ±2 digits

H13 ≤Vharm <H30:

±10% ±2 digits

Note: All measurements up to 30th harmonic (40th harmonic for 15Hz to 22Hz)
  Frequency range of fundamental Fo 15Hz to 22 Hz and 45 Hz to 65 Hz Vacrms >1V
 
 
Watts Measurement
Watts Measurement (single- and three-phase) (DC, DC rms, AC rms)
Measuring Range 0 to 1650 kW DC or 1200 kW AC
Autoranging Facility 4 kW, 40 kW, 400 kW, 1650 kW
Resolution
1 W in 4kW range
10 W in 40 kW range
100 W in 400 kW range
1 kW in 1200 kW range
Accuracy 2.5% of reading ±5 digits
W (single phase) <2 kW ±0.08 kW
W (three phase) <4 kW ±0.25 kW
 
 
V.A. Measurement
VA Measurement (single- and three-phase) (DC, DC rms, AC rms)
Measuring Range 0 to 1650 kVA DC or 1200 kVA AC
Autoranging Facility 4 kVA, 40 kVA, 400 kVA, 1650 kVA
Resolution
1 VA in 4 kVA range
10 VA in 40 kVA range
100 VA in 400 kVA range
1 kVA in 1200 kVA range
Accuracy
VA >2 kVA:

2.5% of reading ±5 digits

VA <2kVA:

±0.08 kVA

 
VAR Measurement (single- and three-phase)
Measuring Range 0 to 1250 kVAR
Autoranging Facility 4 kVAR, 40 kVAR, 400 kVAR, 1200 kVAR
Resolution
1 VAR in 4 kVAR range
10 VAR in 40 kVAR range
100 VAR in 400 kVAR range
1 kVAR in 1200 kVAR range
Accuracy
VAR >4 kVAR:

2.5% of reading ±5 digits

VAR <4kVAR:

±0.25 kVAR

Power Factor Range 0.3 <PF <0.99
 
 
Power Factor
Power Factor (single- and three-phase)
Measuring Range 0.3 capacitive to 1.0 and 1.0 to 0.3 inductive
(72.5° capacitive to 0° and 0° to 72.5° inductive)
Resolution 0.001
Accuracy ±3°
Frequency Range 15Hz to 1kHz
 
 
Displacement Power Factor Specifications
Displacement Power Factor (single- and three-phase)
Measuring Range 0.3 capacitive to 1.0 and 1.0 to 0.3 inductive
(72.5° capacitive to 0° and 0° to 72.5° inductive)
Resolution 0.001
Accuracy ±3°
Frequency Range 15Hz to 22 Hz and 45Hz to 65 Hz
 
 
Kilowatt Hour Specifications
Kilowatt Hour (kWHr)
Measuring Range 40,000 kWHr
Autoranging Facility 4 kWHr, 40 kWHr, 400 kWHr, 4000 kWHr, 40,000 kWHr
Resolution
1 WHr in 4 kWHr range
10 WHr in 40 kWHr range
100 WHr in 400 kWHr range
1 kWHr in 4,000 kWHr range
10 kWHr in 40,000 kWHr range
Accuracy
kWHr >2 kWHr:

3% of reading ±5 digits

kWHr <2kWHr:

±0.08 kWHr

All
Watts/VA/VAR/PF
Measurements
Frequency Range:

DC and 15 Hz to 1 kHz

Current Range:

10 Amp to 1400 Amps rms

Voltage Range:

1 Volt to 825 Volts rms

Maximum Input:

825 Volts rms/1400 Amps rms

Maximum Overload:

1000 Volts rms/10,000 Amps

 
Note: All measurements DC and 15Hz to 1 kHz.
  Maximum overload 10,000 Amps or rms x frequency <400,000
 
 
Frequency Measurements
Frequency Measurement (from current or voltage sources)
Measuring Range 15 Hz to 1 kHz
Resolution 0.1 Hz
Accuracy
15 Hz to 22 Hz ±0.5% of reading
40Hz to 70 Hz ±0.5% of reading
15 Hz to 1000 Hz ±1.0% of reading
Current Range 10 Amps to 1400 Amps rms
Voltage Range 1 Volt to 825 Volts rms
 
 
Scope Function
Current Measurement
Ranges:

10A/20A/40A/100A/200A/400A/1000A/

 

2000A

Resolution:

1 Amp

in 40 Amp range

10 Amp

in 400 Amp range

50 Amp

in 2000 Amp range

Accuracy:

±3% of reading ±1 pixel

Max Overload:

10,000 Amps

Voltage Measurement
Ranges:

4V/10V/20V/40V/100V/200V/400V/

 

1000V

Resolution:

100mV

in 4 Volt range

1 Volt

in 40 Volt range

10 Volt

in 400 Volt range

31.25 Volt

in 1000 Volt range

Accuracy:

±2% of reading ±1 pixel

Max Overload:

1000 Volts rms

Frequency Range: DC and 15 Hz to 600 Hz
Time Base 2.5 ms, 5 ms, 10 ms, 25 ms, and 50 ms/div
Refresh Rate 0.5 seconds
Maximum Sampling Rate 15.625 kHz
 
 
Inrush Current
Ranges 40A, 400A and 2000 Amp
Resolution

10 mA

in 40 Amp range

100 mA

in 400 Amp range

1 Amp

in 2000 Amp range

Accuracy
Current >10A:

±5% of reading ±1 pixel

Current <10A:

±0.5A

All measurements DC and 15 kHz to 1 kHz
Maximum Overload Maximum overload 10,000 A or rms x frequency <400,000 Amps rms is a true-rms measurement (AC + DC)
Capture Time 1s, 3s, 10s, 30s, 100s, and 300 seconds
Maximum Sampling Rate 15.625 kHz
 
 
Interface Specifications
Interface USB interface to a PC
Software Power Log software for download, analysis and reporting
Upgrade Utility 345 Upgrade Utility for installing a new firmware version
 
 
Logging Memory Specifications
Logging Areas Three areas that can be used individually or combined into one large area.
Averaging Periods 1s, 2s, 5s, 10s, 30s, 1 min, 5 min, 10 min, 15 min and custom
 
 
Logging Timer Specifications
Volts and Current Mode
Average Time Logging Time (1 area)
1 sec 1 h 49 m
2 sec 3 h 38 m
5 sec 9 h 6 m
10 sec 18 h 12 m
30 sec 2 d 6 h 36 m
1 min 4 d 13 h 12 m
5 min 22 d 18 h 0 m
10 min 45 d 12 h 0 m
15 min 68 d 6 h 0 m
   
  Logging Time (3 areas)
1 sec 5 h 12 m
2 sec 10 h 24 m
5 sec 1 d 2 h 00 m
10 sec 2 d 4 h 00 m
30 sec 6 d 12 h 1 m
1 min 13 d 0 h 12 m
5 min 65 d 0 h 15 m
10 min 130 d 0 h 30 m
15 min 195 d 0 h 45 m
V & A Harmonics Mode
Average Time Logging Time (1 area)
1 sec 1 h 34 m
2 sec 1 h 8 m
5 sec 2 h 52 m
10 sec 5 h 44 m
30 sec 17 h 13 m
1 min 1 d 10 h 26 m
5 min 7 d 4 h 10 m
10 min 14 d 8 h 20 m
15 min 21 d 12 h 30 m
   
  Logging Time (3 areas)
1 sec 1 h 38 m
2 sec 3 h 16 m
5 sec 8 h 11 m
10 sec 16 h 23 m
30 sec 2 d 1 h 11 m
1 min 4 d 2 h 23 m
5 min 20 d 11h 25 m
10 min 81 d 0 h 50 m
15 min 121 d 13 h 15 m
Single- and Three-Phase
Power Mode
Average Time Logging Time (1 area)
1 sec 1 h 40 m
2 sec 3 h 21 m
5 sec 8 h 22 m
10 sec 16 h 45 m
30 sec 2 d 2 h 17 m
1 min 4 d 4 h 35 m
5 min 20 d 22 h 55 m
10 min 41 d 21 h 50 m
15 min 62 d 20 h 45 m
   
  Logging Time (3 areas)
1 sec 4 h 47 m
2 sec 9 h 34 m
5 sec 23 h 57 m
10 sec 1 d 23 h 54 m
30 sec 5 d 23 h 25 m
1 min 11 d 23 h 25 m
5 min 59 d 21h 5 m
10 min 119 d 18 h 10 m
15 min 179 d 15 h 15 m

 

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Leda Electronics Pty. Ltd.
A.C.N. 078 681 562           A.B.N. 83 078 681 562
P.O. Box 1733 Malaga, LPO WA 6944
                                                      Unit 5, 31 Century Road, Malaga, Western Australia 6090                                                            
Phone: 61 8 9248 6688    Fax: 61 8 9248 6227

information@ledaelectronics.com.au

          Copyright © 2000 - 2011                                                                Last Modified: Thursday, 15 September 2011