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Dải đo
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Độ phân giải
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Độ chính xác
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Điện áp AC
(TRMS)
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-
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0,0…690,0V
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0,01 % Un
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±0,1% Un
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Hệ số nhân
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Điện áp
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1,00…10,00
(≤1,65 for
voltage 690V)
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0,01
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±5%
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Dòng điện
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1,00…10,00
(≤3,6 Inom)
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0,01
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± 5% m.v.
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Dòng AC
TRMS
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-
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depends on
the clamp*
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0,01 % of nominal range
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±0,1% of nominal
range
(add clamps
accuracy)
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Tần số
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-
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40,00...70,00 Hz
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0,01Hz
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±0,01 Hz
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Active,
reactive,
apparent
power
and
distortion
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-
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depends
of configuration
(transformers,
clamp)
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up to 4
decimal places
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depends
on configuration
(transformers,
clamp)
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Energia czynna,
bierna i pozorna
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-
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depends
of configuration
(transformers,
clamp)
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up to 4
decimal places
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the same
as above
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Cosφ
and Power
Factor (PF)
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-
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0,00...1,00
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0,01
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±0,03
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Tgφ
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-
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0,00...10,00
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0,01
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depends on Active
and Reactive
power accuracy
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Harmonics
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Voltage
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same as for AC
voltage TRMS
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same as for
Điện áp AC TRMS
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±5% Uh
for Uh ≥ 1% Un
±0,05% Un
for Uh < 1% Un
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Current
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same as for AC
current TRMS
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same as for
AC current TRMS
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± 5% Ih
for Ih ≥ 3% In
± 0,15% In
for Ih < 3% In
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Total
Harmonics
Distortion
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Voltage
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0,0..100,0%
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0,1%
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±5%
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Current
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±5%
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Harmonics
active
and
reactive
power
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-
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depends on configuration
(transformers,
clamp)
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depends
on current
and voltage
minimum value
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-
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Angle
between
voltage
and current
harmonics
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-
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-180,0…+180,0o
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0,1o
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±(h x 1o)
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K-Factor
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-
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1,0...50,0
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0,1
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±10%
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Flicker
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-
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0,20...10,00
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0,01
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±5%
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Unbalance
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Napięcie oraz
prąd
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0,0...20,0%
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0,1%
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±0,15%
(absolute error)
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