CIRCUTOR CEM-C30 series - Manual (Page 36)

5�- TECHNICAL FEATURES
Power supply
Mode Auxiliary
Rated voltage 230 V ~
Tolerance ± 20 %
Frequency 50...60Hz
Consumption
< 2 W
< 10VA (In, Vref (without auxiliary services))
Voltage Measurement
Connection Three-phase
Reference voltages
(according to version)
V L
3x57/100 ... 3x230/400V ~ 3x57/100 V ~
M N Q
3x63.5/110 V ~ 3x127/220 V ~ 3x230/400 V ~
Frequency
(according to version)
A B C
50 Hz 60 Hz 50/60 Hz
Self-consumption of the voltage
circuit
< 2 W
< 10VA (In, Vref (without auxiliary services))
Current measurement (according to version)
T6 T5
Current (Ib / Iref) 5 A 5 A
Maximum current (Imax) 6 A 10 A
Start-up current 0.04% of Itr 0.04% of Itr
Self-consumption of the current circuit 0.3 VA @ 10 A 0.3 VA @ 10 A
Itr 0.250 A 0.250 A
Ist 0.010 A 0.010 A
Imin 0.050 A 0.050 A
Maximum overcurrent time
( 20xImax) ( according to EN-50470-3)
500 ms 500 ms
Accuracy
Active Energy
CEM-C30 MID CEM-C30
Class B (EN 50470) Class 1 (IEC 62053-21)
Reactive Energy Class 2.0 (IEC 62053-23)
Insulation
AC voltage 4kV RMS 50Hz during 1 minute
Overimpulse
1�2/50ms 0R source impedance 6 kV at 60º and 240º, with positive and negative polarization
Calculation and processing
Microprocessor ARM
AD converter 16-bit
Impulse output
Type Optocoupler
Operation Emission of impulses proportional to the energy
Electrical features Max. 24V 50mA
Impulse ON/OFF time 40 ms
36
CEM-C30
Instruction Manual