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Bijlage I Technische specificaties
81 Versie 001
10.2.7 Energie (Wh, VAh, VArh)
Product van
Urange, UinpK,
Irange and IinpK
Meetbereik
(Wh, VAh, Varh)
Resolutie
(Wh, VAh,
Varh)
Nauwkeurigheid*
Commentaar
7 ÷ 999
0.000 k ÷
40,000,000.000 k
1
±(3 % + 3 Wh)
Vier
kwadrant
resultaten
1,000 ÷ 9,999 ±(3 % + 30 Wh)
10,000 ÷ 999,999
±(3 % + 300 Wh)
1,000,000 ÷
9,999,999 ±(3 % + 3 kWh)
10,000,000 ÷
99,999,999
0.000 k ÷
40,000,000.000 k 1
±(3 % + 30 kWh)
Vier
kwadrant
resultaten
100,000,000 ÷
999,999,999 ±(3 % + 300 kWh)
1,000,000,000 ÷
9,999,999,999 ±(3 % + 3 MWh)
10,000,000,000 ÷
40,000,000,000 ±(3 % + 30 MWh)
* Nauwkeurigheids waarden zijn geldig bij cos φ
0.40, PF
0.40, I
10 % I
N
en U
10 % U
N
,
anders aangeven waarden moeten vermenigvuldigd worden met twee.
10.2.8 Harmonische Spanning
Meetbereik Resolutie Nauwkeurigheid
U
M
> 3 % U
N
0.1 % 5 % U
M
(3 % for DC)
U
M
< 3 % U
N
0.1 % 0.15 % U
N
U
N
: nominale spanning (TRMS)
U
M
: Gemeten harmonische spanning h
M
: 1
st
÷ 50
th
10.2.9 Harmonische Stroom
Harmonische
Meetbereik
Resolutie Nauwkeurigheid
I
M
> 3 % I
N
0.1 % 5 % I
M
(3 % for DC)
I
M
< 3 % I
N
0.1 % 0.15 % I
N
I
N
: nominaal bereik (TRMS)
I
M
: Harmonische stroom h
M
: 1
st
÷ 50
th
10.2.10 Onbalans
Onbalans bereik Resolutie Nauwkeurigheid
SymU U
+
/U- 0.0 ÷ 5.0% 0.1 % 0.15%
SymI I
+
/I- 0.0 ÷ 20% 0.1 % 1%
SymU: Spanning onbalans (%)
SymI: Stroom onbalans (%)
U
+
: positieve volgorde spanning
U-: negatieve volgorde spanning
I
+
: positieve volgorde stroom
I-: negatieve volgorde stroom
81


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