libra-3k electronic polyphase meter handbook - ABE Technologies
libra-3k electronic polyphase meter handbook - ABE Technologies
libra-3k electronic polyphase meter handbook - ABE Technologies
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OKRW2.702.303SS, Libra-3K Poly-phase Meter Handbook v1.0<br />
3.0 Libra-3 Technical Specification<br />
3.1 Libra-3K Measurements Specification<br />
The Libra-3 has the capability to calculate a wide range of quantities. this is a list<br />
of up to 20 quantities that the <strong>meter</strong> will accumulate.<br />
Quadrant I Positive watts (delivered) VAR (delivered) / (lagging power factor)<br />
Quadrant II Negative watts (received) VAR (delivered) / (leading power factor)<br />
Quadrant III Negative watts (received) VAR (received) / (lagging power factor)<br />
Quadrant IV Positive watts (delivered) VAR (received) / (leading powerfactor)<br />
3.1.1.1 Watt-hour Measurements<br />
The Libra-3 <strong>meter</strong> provides the following Wh measurement choics:<br />
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Wh sum of elements delivered only<br />
Wh sum of elements received only<br />
Wh sum of elements |delivered| - |received|<br />
Wh sum of elements |delivered| + |received|<br />
Wh per quadrant<br />
Wh per element delivered<br />
Wh per element received<br />
Wh per element |delivered| - |received|<br />
Wh per element |delivered| + |received|<br />
Wh per element per quadrant<br />
OPERATING INSTRUCTIONS 22 / 35
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