1

2009 Eaton Corporation. All rights reserved.

Measuring- and Communication Modulefor Molded Case Breakers and Switch Disconnectors

2202.Jul.2009 2009 Eaton Corporation. All rights reserved.

Measuring- and Communication Module

Energy costs Under strict control

3302.Jul.2009 2009 Eaton Corporation. All rights reserved.

Metering and Visualization

classic compact

+ all-purpose

- high amount of wiring

+ basic setup+ easy to install+ attractive price

4402.Jul.2009 2009 Eaton Corporation. All rights reserved.

XMC Products

• Optional Display

• For Premium version

• 96x96 front mounting

• Viewing of all parameters

• Preconfigured

5502.Jul.2009 2009 Eaton Corporation. All rights reserved.

Overview

XMC

Incorporated CTs

Dig S0 output

Voltage access

2 dig. I

2 dig. Q

Remote Control

Modbus

Display

6602.Jul.2009 2009 Eaton Corporation. All rights reserved.

Metering Data of Premium Version

Data via Modbus and Display accessible:

Phase voltages L-N und L-L Phase currents L1,L2,L3Active power per phase and directionActive power totalReactive energy per phaseReactive energy totalReactive energy capacitive/inductiveApparent power per phaseApparent power totalPower factor Cos PhiFrequency3 configurable time windows6 configurable alarms

7702.Jul.2009 2009 Eaton Corporation. All rights reserved.

Basics on Power

• Active power [Watt]• P=u*i cos phi

• Real power (billing)

• Reactive Power [var]• Q=u*i sin phi

• Unwanted, not unusable power; bouncing between generator and consumer

• Apparent Power [VA]• S=U*I

• Needed for wiring dimension

G M

G M

8802.Jul.2009 2009 Eaton Corporation. All rights reserved.

Device versions

Standard Version Premium Version

1 dig S0 Pulse-Outputfor Active Energy

Ideal to incorporate energy data via SmartWireDarwin

2 S0 Pulse-Outputsfor Active Energy

Display interface

Fieldbus interface (Modbus)

Expandable with max 2 cards:

NZM-XMC-1AO 1 analog output

NZM-XMC-2DO-R 2 relais output

NZM-XMC-4DO-R 4 Relais output

NZM-XMC-4DI-4DO 4 dig. input + 4 dig. output

9902.Jul.2009 2009 Eaton Corporation. All rights reserved.

Topology for PROFIBUS-DP or PROFINET

Metering BusModbus RTU

Typically 32 breakers

PROFIBUS-DPor

PROFINET

M S

M S

M S

Gatewayto PROFINET or PROFIBUS-DP

Scada

PLC

1010

02.Jul.2009 2009 Eaton Corporation. All rights reserved.

S0-pulse output

Typical signal according EN 62053-31

requirements

1111

02.Jul.2009 2009 Eaton Corporation. All rights reserved.

Assortment

NZM-XMC-COND3NZM-XMC-COND3NZM-XMC-KIT-630 3 630 Kit including conductors and terminalsNZM-XMC-KIT-TCP-630 3 630 Kit including conductors and terminals

and ModbusTCP Gateway

1212

02.Jul.2009 2009 Eaton Corporation. All rights reserved.

630 A KIT

1313

02.Jul.2009 2009 Eaton Corporation. All rights reserved.

• Voltage Measuring

• Range: 40...700V

• Error: 0.49% reading + 0,01%FS

• Current Measuring

• Range: 115% ... 1% Inom

• 300A: 350...3A

• 630A: 735...6.3A

• Error: 0.49% reading + 0,01% FS

• Power / Energy

• Error: 0.99% reading + 0,01% FS

Technical Data

1414

02.Jul.2009 2009 Eaton Corporation. All rights reserved.