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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