5. Measuring Capability
5.1 Real-time basic electrical parameters
SPM33 provides voltage, current, power, and frequency etc. basic parameters.
Real-time reading Measuring range
current
Each phase
0 ~ 65,000A
Zero sequence
0 ~ 65,000A
Degree of unbalance (%) 0 ~ 100%
voltage
Line-line 0 ~ 650V
Line-neutral line 0 ~ 400V
Degree of unbalance (%) 0 ~ 100%
Active power/Reactive power /Apparent power
Single phase 0 ~ ± 26MW/var/VA
Total 0 ~ ± 78MW/var/VA
Power factor
Single phase -1.000 ~ +1.000
To tal - 1 . 0 0 0 ~ + 1 . 00 0
Frequency
35 ~ 65Hz 35 ~ 65Hz
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