A SERVICE OF

logo

Open as PDF
next previous
Power Quality Analyzer Model 3945-B
23
Accuracy
Primary current 10 to 100A 100 to 800A
800 to 1000AAC
800 to 1300APEAK
Accuracy ≤1.5%+1ct ≤3%+1ct ≤5%+1ct
Primary current 10to100Α 100 to 1000A –
Phase angle
≤2.0° ≤15° –
Factors affecting accuracy (% of the output signal)
Conditions Range Error
Temperature
64 to 82°F
(18to28°C)
Ζerο:≤2 A/°C
Scale:≤300ppm/°C or
0.3%/10°C
Relative humidity 10 to 90% RH 0.5% of Reading
Battery voltage 6.5 to 10V
≤1 A/V
Position of a
20mmØ20conductor
DC at 440Hz
DC at 1Hz
DC at 2Hz
DC at 5Hz
<0.5% of Reading
<1% of Reading
<3% of Reading
<10% of Reading
Live adjacent conductor 50 and 60Hz
<10mA/AAC(1"fromclamp)
Externaleld 400 A/m
<1.3A
Rejectionincommonmode(AC) 50 to 400Hz
>65dB
Residual DC
+1300ADC at -1300ADC <4mA/A
Frequency of the
measurement signal
65Hz to 440Hz
440Hz to 1kHz
1kHz to 10kHz
-2%
-5%
-4dB
Power Source:9Valkaline(NCDA1604A,6LR61)
Battery Life: Approx120hrswithalkaline