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11. TECHNICAL FEATURES
POWER SUPPLY VOLTAGE
Rated voltage A) 115 V
AC
+15% -20%
B) 230 V
AC
+15% -20%
C) 65÷250 V
AC
/ 90÷250 V
DC
R) 19÷60 V
DC
Consumption 2 VA max
Fuse type T (delayed) - 100mA (to be mounted externally)
VOLTAGE INPUT
Max voltage (VL-L) 600 (750) VAC L-L
Input impedance ›1.3 MOhm
Burden max 0.15 VA per phase
Frequency 45-65 Hz
CURRENT INPUT
Rated current 1/5Ar m s programmable
Min./Max.measurable current 15 mA / 7A
Maximum overload 10 A
RMS
continuous - 100 A
RMS
for 1 s
Input impedance 0.02 Ohm approximately
Burden max 0.5 VA per phase
Insulation voltage 150Vr m s max between phases
Rogowski input (optional) 200÷49995A, according to the full scale value of the coil
ACCURACY
Voltage: ±0.2% reading from 10% to full scale
Current: ±0.4% reading from 0.25A to 6A
Energy: active: class 0.5 S according to IEC/EN 62053-22
reactive: class 2 according to IEC/EN 62053-23
I
n
=5A I
max
=6A I
start
=2mA
Frequency: ±0.02% reading ±1 digit from 45 to 65 Hz
COMMUNICATION PORT (optional)
Type RS232 or RS485 on request
FTT-10, RS485PROFIBUS or ETHERNET (optional)
Baud Rate programmable among 300 and 57600 bps
78 kbps fixed, in case of LONBUS
up to 12 Mbps, in case of PROFIBUS
10/100 Mbps, in case of ETHERNET on LAN side
Protocol STANDARD or MODBUS RTU/ASCII on request
LONBUS, PROFIBUS, STANDARD over TCP/IP or
MODBUS over TCP/IP (optional)
I/O
Digital outputs 2 optoisolated (50V
DC
/ 100mA
DC
max)
DISPLAY AND COMMANDS
Display Backlight LCD graphic display, 132x65. Backlight life: ›100000 hours
Keyboard 4 push buttons on front panel
ENVIRONMENT
Operating temperature from -10°C to +60°C
Storing temperature from -25°C to +75°C
Operating humidity Maximum 80% without condensation
Altitude up to 2000 m
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