Genset Voltage And Frequency Measurements; Genset Current Measurements; Mains Voltage And Frequency Measurement - Deif SGC 120 User Manual

3.3 Genset voltage and frequency measurements

Category
Controller terminals
Measurement type
Phase-to-neutral voltage
Phase-to-phase voltage
Voltage accuracy
Voltage resolution
Frequency range
Frequency accuracy
Frequency resolution
NOTE For single phase applications, it is mandatory to connect the genset phase and neutral cables to the genset controller's
phase L1 and neutral terminals.

3.4 Genset current measurements

Category
Controller terminals
Measurement type
Maximum CT secondary current rating
Burden
Measurement accuracy
NOTE Follow the recommended phase sequence while connecting the current transformer (CT)

3.5 Mains voltage and frequency measurement

Category
Controller terminals
Measurement type
Phase-to-neutral voltage
Phase-to-phase voltage
Voltage accuracy
USER MANUAL 4189341226A UK
Specifications
27 (Neutral)
28 (L3)
29 (L2)
30 (L1)
True RMS
32 to 300 V AC RMS
32 to 520 V AC RMS
±1 % of full scale for phase-to-neutral
±2 % of full scale for phase-to-phase
1 V AC RMS for phase-to-neutral
2 V AC RMS for phase-to-phase
5 to 75 Hz
0.25 % of full scale
0.1 Hz
Specifications
39 and 40 (for phase L1)
37 and 38 (for phase L2)
35 and 36 (for phase L3)
True RMS
Nominal: -/5 A CT
0.25 VA
±1.4 % of nominal
Specifications
31 (Neutral)
32 (L3)
33 (L2)
34 (L1)
True RMS
32 to 300 V AC RMS
32 to 520 V AC RMS
±2 % of full scale for phase-to-neutral
±2.5 % of full scale for phase-to-phase
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