Specification
10
3.6 VOLTAGE & FREQUENCY SENSING
Measurement Type
True RMS conversion
Sample Rate
5kHz or better
Harmonics
Up to 11
th
or better
Input Impedance
300k
Ω
phase to neutral
Phase To Neutral
15V
(minimum required for sensing frequency
)
to 415V AC
(absolute maximum)
Suitable for 345V nominal
(±20% for under/overvoltage detection)
Phase To Phase
25V
(minimum required for sensing frequency
)
to 720V AC
(absolute maximum)
Suitable for 600V nominal
(±20% for under/overvoltage detection)
Common Mode Offset From Earth
100V AC (max)
Resolution
1V AC phase to neutral
2V AC phase to phase
Accuracy
±1% of full scale phase to neutral
±2% of full scale phase to phase
Minimum Frequency
3.5 Hz
Maximum Frequency
75.0 Hz
Frequency Resolution
0.1 Hz
Frequency Accuracy
±0.2 Hz
3.7 CURRENT SENSING
NOTE: Current Sensing is not available on the DSE46xx-01 variant.
Measurement Type
True RMS conversion
Sample Rate
5KHz or better
Harmonics
Up to 10
th
or better
Nominal CT Secondary Rating
5A
Maximum Continuous Current
5A
Overload Measurement
3 x Nominal Range setting
Absolute Maximum Overload
50A for 1 second
Burden
0.25VA (0.01
Ω
current shunts)
Common Mode Offset
±1V peak plant ground to CT common terminal
Resolution
0.5% of 5A
Accuracy
±1% of Nominal (5A) (excluding CT error)