EM3555 | |
Introduction | 11/2011 |
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INTRODUCTION
Parts of the EM Series
The EM3555 DIN Rail Power Meter provides a solution for measuring energy data with a single device. Inputs include Control Power, CTs, and
The EM3555 Meter is capable of bidirectional metering. Power is monitored in both directions (upstream and downstream from the meter). The meter is housed in a plastic enclosure suitable for installation on T35 DIN rail according to EN50022. The EM3555 can be mounted either on a DIN rail or in a panel.
Observe correct CT orientation when installing the device.
Figure 1 shows the parts of the EM Series Compact Power and Energy Meter.
Figure 1 EM Series Meter |
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| IA | IB |
| IC | Phase Loss Alarm |
| Pulse | Modbus | Shield |
| - + - + - + |
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| A | B |
| C | Alarm | Energy | OUTPUT | ||
| Common - 1 or 1/3 VAC Input | NC |
| NO | + - | S | |||
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Two | EM35XX |
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of display text. |
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| kWh |
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Top row alphanumeric; |
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| 1234.5 |
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Bottom row numeric |
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only |
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The red Alarm LED |
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lights when any of the 3 | VOLTAGE INPUTS |
| UL: 90V | CE: 90V | CONTROL POWER | ||||
phase voltages drop |
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CAT III 50/60 Hz |
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| 0.1A 50/60 Hz | |||
below the selected | A | B | C | N |
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| 1 | 2 |
threshold. The green |
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Energy LED lights | VA | VB | VC | Neutral |
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| Earth | Control Power | |
momentarily each time |
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the Energy output pulse |
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is active. |
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4 | © 2011 Schneider Electric All Rights Reserved. |