Schneider Electric EM3555 Manual De Usuario
2
© 2011 Schneider Electric All Rights Reserved.
EM3555
Specifications
ZL0093-0A
11/2011
SPECIFICATIONS
Table 1
Specifications
Type
Description
Measurement Accuracy
Real Power and Energy
IEC 62053-22 Class 0.5S, ANSI C12.20 0.5%
Reactive Power and Energy
IEC 62053-23 Class 2, 2%
Current
0.4% (+0.015% per °C deviation from 25°C) from 5% to
100% of range;
0.8% (+0.015% per °C deviation from 25°C) from 1% to 5%
of range
Voltage
0.4% (+0.015% per °C deviation from 25°C) from 90 V
L-N
to
600 VAC
L-L
Sample Rate
2520 samples per second, no blind time
Data Update Rate
1 sec
Type of Measurement
True RMS; One to three phase AC system
Input Voltage Characteristics
Measured AC Voltage
Minimum 90 V
L-N
(156 V
L-L
) for stated accuracy;
UL Maximums: 600 V
L-L
(347 V
L-N
);
CE Maximums: 300 V
L-N
(520 V
L-L
)
Metering Over-Range
+20%
Impedance
2.5 MΩ
L-N
/5 MΩ
L-L
Frequency Range
45 to 65 Hz
Input Current Characteristics
CT Scaling
Primary: Adjustable from 5 A to 32,000 A
Measurement Input Range
0 to 0.333 VAC or 0 to 1.0 VAC (+20% over-range)
Impedance
10.6 kΩ (1/3 V mode) or 32.1 kΩ (1 V mode)
Control Power
AC
5 VA max.; 90 V min.;
UL Maximums: 600 V
L-L
(347 V
L-N
);
CE Maximums: 300 V
L-N
(520 V
L-L
)
DC*
3 W max.; UL and CE: 125 to 300 VDC
Ride Through Time
100 msec at 120 VAC
Output
Alarm Contacts
N.C., static output; (30 VAC/DC, 100 mA max. @ 25°C,
derate 0.56 mA per °C above 25°C)
Real Energy Pulse Contacts
N.O., static output; (30 VAC/DC, 100 mA max. @ 25°C,
derate 0.56 mA per °C above 25°C)
RS-485 Port
2-wire, 1200 to 38400 baud, Modbus RTU
Mechanical Characteristics
Weight
0.62 lb (0.28 kg)
IP Degree of Protection (IEC
60529)
IP40 front display; IP20 Meter
Display Characteristics
Back-lit blue LCD
Terminal Block Screw Torque
3.5 in·lb (0.4 N·m) nominal/4.4 in·lb (0.5 N·m) max.
Terminal Block Wire Size
14 to 24 AWG
Rail
T35 (35mm) DIN Rail per EN50022