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产品名称
NDFA-III transformer volt-ampere characteristic tester
Affiliate classification
Transformer detection class
Quantity
-
+
Product description
Product parameters
Reference standard: JB/T5356-2002, JB/T5357-2002.
Features:
● Support detection of CT and PT;
● All testing items can be completed in a single machine without external auxiliary equipment;
● Automatically give the CT/PT （excitation） inflection point value according to the procedure;
● Automatically give 5% and 10% error curves.
The main parameters:
|
Device output
|
0～1000V（20A Peak）
|
|
|
Output current
|
0～600A
|
|
|
Excitation measurement accuracy
|
≤0.5%（0.2%*Reading+0.3%*Range）
|
|
|
Phase measurement
(Angular difference)
|
Precision
|
4min
|
|
Resolution
|
0.1min
|
|
|
Comparison
|
Precision
|
0.05%
|
|
CT
Ratio measurement |
Range
|
≤5000A/1A(25000A/5A)
|
|
Precision
|
≤0.5%
|
|
|
PT
Ratio measurement |
Range
|
≤500KV
|
|
Precision
|
≤0.5%
|
|
|
Working power
|
AC220V±10%/50Hz
|
|
|
Dimensions
|
410mm×260mm×340mm
|
|
|
Weight
|
About 22kg
|
|
Key words
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