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5.2.16 Apparent AC+DC Power Measurement
Measurement
Range
(2) (4)
Specified
Measurement Range
Accuracy
(3)
Resolution
(1) Display of OL above 3000 kVA in single-phase (1000 V x 3000 A)
Bandwidth in AC in voltage = 3 kHz, in current = 1 kHz
(2), (3) and (4) of previous § apply.
5.2.17 Measurement of Reactive AC Power
Measurement
Range
(2) (4)
Specified
Measurement Range
Accuracy
(3) (7)
Resolution
(1) Display of OL above 2000 kvar in single-phase (1000 V x 2000 A).
Bandwidth in AC in voltage = 3 kHz, in current = 1 kHz
(2), (3) and (4) of previous § apply.
(7) Measurement stabilization ~ 8 sec
NOTE 5:
by the phase lead or lag between the V and I signs, while in balanced
three-phase, it is determined by the calculation on the samples.
NOTE 6:
rule (§ 5.2.12):
60
(5 to 9999)
VA
(1 to 100) % of the
measurement range
1000 A
± (2 % R +10 cts)
(1000 to 2000) A
± (2.5 % R +10 cts)
(2000 to 2500) A
± (3.5% R +10 cts)
(2500 to 3000) A
± (4.5% R +10 cts)
1 VA
(5 to 9999)
var
(1 to 100) % of the
measurement range
1000 A
± (2 % R +10 cts)
(1000 to 2000) A
± (2.5 % R +10 cts)
1 var
In single-phase, the sign of the reactive power is determined
- Signs of reactive powers according to the four-quadrant
Quadrant 1: Reactive power Q
Quadrant 2: Reactive power Q
Quadrant 3: Reactive power Q
Quadrant 4: Reactive power Q
(10.00 to
99.99)
kVA
(0 to 100) % of the measurement range
± (2 % R +3 cts)
(1000 to 2000) A
± (2.5 % R +3 cts)
(2000 to 2500) A
DC
± (3.5 % R + 3 cts)
(2500 to 3000) A
DC
± (4.5 % R + 3 cts)
10 VA
(10.00 to
99.99)
kvar
(0 to 100) % of the measurement range
± (2 % R +3 cts)
(1000 to 2000) A
± (2.5 % R +3 cts)
10 var
sign +
sign +
sign -
sign –
Clamp-On Meter Model 607 - User Manual
(100.0 to
(1000 to
999.9)
3000)
kVA
kVA
1000 A
DC
DC
100 VA
1000 VA
(100.0 to
(1000 to
999.9)
2000)
kvar
kvar
1000 A
100 var
1 kvar
(1)
(1)
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