Schneider Electric EM3555 manual Symbol Description, Wiring Symbols

Models: EM3555

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ZL0093-0A 11/2011

WIRING

EM3555

Wiring

DANGER

HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH

Apply appropriate personal protective equipment (PPE) and follow safe electrical work practices. See NFPA 70E in the USA or applicable local codes.

This equipment must only be installed and serviced by qualified electrical personnel.

Turn off all power supplying equipment before working on or inside the equipment.

Always use a properly rated voltage sensing device to confirm power is off.

Read, understand, and follow the instructions before installing this product.

Failure to follow these instructions will result in death or serious injury.

To avoid distortion, use parallel wires for control power and voltage inputs. The following symbols are used in the wiring diagrams on the following pages.

Table 5 Wiring Symbols

 

 

Symbol

Description

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Voltage Disconnect Switch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fuse (installer is responsible for ensuring compliance

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

with local requirements. No fuses are included with

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the meter.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Earth ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S1

Current Transducer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Potential Transformer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Protection device containing a voltage disconnect

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

switch with a fuse or disconnect circuit breaker. The

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

protection device must be rated for the available

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

short-circuit current at the connection point.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CAUTION

RISK OF EQUIPMENT DAMAGE

This product is designed only for use with 1V or 0.33V current transducers (CTs).

DO NOT USE CURRENT OUTPUT (e.g. 5A) CTs ON THIS PRODUCT.

Failure to follow these instructions can result in overheating and permanent equipment damage.

© 2011 Schneider Electric All Rights Reserved.

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Schneider Electric EM3555 manual Symbol Description, Wiring Symbols

EM3555 specifications

Schneider Electric EM3555 is a highly efficient energy monitoring device that plays a crucial role in optimizing energy management across various applications. As part of Schneider Electric’s extensive range of products, the EM3555 is designed for professionals who seek robust solutions for monitoring energy usage and improving operational efficiency.

One of the main features of the EM3555 is its advanced energy consumption monitoring capabilities. It provides real-time data on electrical parameters, including voltage, current, frequency, power factor, and active/reactive power. This level of detailed information helps organizations understand their energy consumption patterns, identify inefficiencies, and take corrective actions to enhance energy performance.

The EM3555 is equipped with a user-friendly display that allows for easy access and navigation through various metrics. This display offers visibility into key performance indicators and alerts users to any anomalies in energy consumption. Enhanced energy visibility is critical for effective decision-making and is particularly beneficial in environments where energy management is paramount.

In terms of technology, the EM3555 incorporates the latest communication protocols, including Modbus RTU. This feature facilitates seamless integration with existing systems, enabling users to collect and analyze data efficiently. Furthermore, the EM3555 can be connected to Schneider's EcoStruxure platform, which offers advanced analytics and insights into energy usage, harnessing the power of IoT for smarter energy management.

Another notable characteristic of the EM3555 is its compact design, making it suitable for various installation environments, including electrical panels and equipment rooms. The device is built to withstand harsh industrial conditions, ensuring long-term reliability and durability.

In conclusion, the Schneider Electric EM3555 is an exemplary energy monitoring solution that combines advanced features, cutting-edge technology, and robust characteristics. By providing real-time insights into energy consumption, the EM3555 empowers organizations to improve their energy efficiency, reduce costs, and contribute to sustainability goals. Its integration capabilities with other systems further underline its value in contemporary energy management practices. With the EM3555, Schneider Electric continues to lead the way in developing innovative solutions for a more sustainable future.