Home ProductsCircuit ProtectionActi9IEM3255 energy meter

Acti9 IEM3255 energy meter CT - Modbus - 1 digital I - 1 digital O - multi-tariff - MID

Item Number: A9MEM3255

1 PCE 0

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Datasheet

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Product Dimensions

Width90 mm

Height95 mm

Depth69 mm

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Barcode

Qty	UoM	EAN	Colour
			-
			-
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Barcode

Qty	UoM	EAN	Colour
1	PCE	3606480481574	-

Specifications

Design

Range	Acti9
Product or component type	energy meter
Market segment	buildings small building cost management: billing: main incomer buildings small building cost management: billing: sub feeder buildings small building cost management: billing: panelboard buildings medium building cost management: billing: main incomer buildings medium building cost management: billing: sub feeder buildings medium building cost management: billing: panelboard buildings large building cost management: billing: main incomer buildings large building cost management: billing: sub feeder buildings large building cost management: billing: panelboard buildings multi-site cost management: billing: main incomer buildings multi-site cost management: billing: sub feeder buildings multi-site cost management: billing: panelboard data center cost management: billing healthcare cost management: billing industry cost management: billing buildings small building cost management: cost allocation: main incomer buildings small building cost management: cost allocation: sub feeder buildings small building cost management: cost allocation: panelboard buildings medium building cost management: cost allocation: main incomer buildings medium building cost management: cost allocation: sub feeder buildings medium building cost management: cost allocation: panelboard buildings large building cost management: cost allocation: main incomer buildings large building cost management: cost allocation: sub feeder buildings large building cost management: cost allocation: panelboard buildings multi-site cost management: cost allocation: main incomer buildings multi-site cost management: cost allocation: sub feeder buildings multi-site cost management: cost allocation: panelboard data center cost management: cost allocation healthcare cost management: cost allocation industry cost management: cost allocation
Device application	multi-tariff partial meter sub billing
Market segment	small commercial residential
Warranty	18 months

Physical

[in] rated current	5 A 1 A
Rated voltage	100...277 V 173...480 V
Communication port protocol	Modbus RTU at 9.6, 19.2 and 38.4 kbauds even/odd or none, insulation 4000 V
Local signalling	green indicator light: power ON yellow flashing LED: accuracy checking alarm: overload yellow indicator light: communications are active on the Modbus port (Modbus)
Mounting mode	clip-on
Mounting support	DIN rail
Connections - terminals	current circuit: screw terminals 6-6 mm² cable(s) voltage circuit: screw terminals 2.5-2.5 mm² cable(s)
Standards	BS EN 61557-12:2021 IEC 61557-12:2021 EN 61557-12:2021 BS EN 61326-1 IEC 61326-1 EN 61326-1 BS EN 62052-11:2020 IEC 62052-11:2020 EN 62052-11:2020 BS EN 62053-21 IEC 62053-21 EN 62053-21 BS EN 62052-22 IEC 62053-22:2020 EN 62052-22 BS EN 62052-23 IEC 62053-23:2020 EN 62052-23 BS EN 62052-31:2015 IEC 62052-31:2015 EN 62052-31:2015 BS EN 61010-1:2010 EN 61010-1:2010 IEC 61010-1:2010 UL 61010-1:2010 BS EN 61010-2-30 IEC 61010-2-30 EN 61010-2-30 UL 61010-2-30 BS EN 50470-3 EN 50470-3 BS EN 50470-1 EN 50470-1 ANSI C12.20
Product certifications	CE conforming to IEC 61010-1 (safety) CE conforming to EN 61557-12 (power monitor) CE conforming to EN/IEC 61326-1 (EMC) UKCA conforming to BS EN 61010-1 (safety) UKCA conforming to BS EN 61557-12 (power monitor) UKCA conforming to BS EN 61326-1 (EMC) cULus conforming to UL 61010-1 (safety) cULus conforming to EN 61010-1 (safety) EAC conforming to EN 50470-3 (sub-meter) RCM conforming to EN 62052 (sub-meter) KZ conforming to EN 50470-3 (sub-meter) METAS conforming to EN 50470-1 (sub-meter) MID conforming to EN 50470-3 (sub-meter) MID conforming to EN 50470-1 (sub-meter) NMI conforming to NMI M 6-1
Ip degree of protection	IP40 front panel: conforming to IEC 60529 IP20 body: conforming to IEC 60529
Relative humidity	5...95 % at 50 °C
Ambient air temperature for operation	-25...70 °C - IEC
Ambient air temperature for storage	-40...85 °C
Width	90 mm
Height	95 mm
Depth	69 mm
Mercury free	Yes
Rohs exemption information	Yes
Environmental disclosure	ENVPEP1112076EN
Reach regulation	Reference contains Substances of Very High Concern above the threshold
China rohs regulation	X
Eu rohs directive	Compliant By Exemption
California proposition 65	WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
California proposition 65	WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Others

Legacy weee scope	In
Package 1 bare product quantity	1
Package 2 bare product quantity	30
Average percentage of recycled plastic content	0 %
	At least in Europe
Warranty duration(in months) bmecat	18
Weee label	The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Product name	Acti9 iEM3000
Device short name	iEM3255
Poles description	3P + N 1P + N 3P
Type of measurement	active and reactive energy active and reactive power current voltage
Metering type	active, reactive, apparent energy (signed, four quadrant)
Accuracy class	class 0.5S active energy conforming to IEC 62053-22 class 0.5S active energy conforming to IEC 61557-12 class C active energy conforming to EN 50470-3
Analogue input type	current transformer 1 A or 5 A
Network frequency	60 Hz 50 Hz
Technology type	electronic
Display type	LCD display
Sampling rate	32 samples/cycle
Measurement current	1...32767000 mA
Maximum value measured	99999999 MWh
Information displayed	tariff (4)
Communication port support	screw terminal block: RS485
Number of inputs	1 digital 0...5 V/11...40 V 24 V DC
Number of outputs	1 digital (static)
Output voltage	5...40 V DC@50 mA
Overvoltage category	III
Compatibility code	iEM3255
Pollution degree	2
Operating altitude	< 3000 m
9 mm pitches	10
Unit type of package 1	PCE
Number of units in package 1	1
Package 1 height	8.800 cm
Package 1 width	9.600 cm
Package 1 length	10.600 cm
Package 1 weight	365.400 g
Unit type of package 2	S03
Number of units in package 2	30
Package 2 height	30.000 cm
Package 2 width	30.000 cm
Package 2 length	40.000 cm
Package 2 weight	11.392 kg
Green premium status for reporting	Green Premium product
Total lifecycle carbon footprint	60 kg CO2 eq.
Carbon footprint of the manufacturing phase [a1 to a3]	11.045647380108472
Carbon footprint of the manufacturing phase [a1 to a3]	11 kg CO2 eq.
Carbon footprint of the distribution phase [a4]	0.863132723882424
Carbon footprint of the distribution phase [a4]	0.9 kg CO2 eq.
Carbon footprint of the installation phase [a5]	0.010346809189616037
Carbon footprint of the installation phase [a5]	0 kg CO2 eq.
Carbon footprint of the use phase [b2, b3, b4, b6]	47.49835981254568
Carbon footprint of the use phase [b2, b3, b4, b6]	47 kg CO2 eq.
Sustainable packaging	No
Carbon footprint of the end-of-life phase [c1 to c4]	0.7570947212585236
Carbon footprint of the end-of-life phase [c1 to c4]	0.8 kg CO2 eq.
Energy efficiency optimized	False
Take-back	No
Product contributes to saved and avoided emissions	No
Removable battery	N/A
Total lifecycle carbon footprint	60.17458144698472
Average percentage of recycled metal content	0 %
Packaging made with recycled cardboard	No
Packaging without single use plastic	No
Scip number	0caa2bd0-a9c8-4dc6-bed7-6d9352a153cc
China rohs label	7
End of life manual availability	ENVEOLI111261EN_V2
Take-back	No
Weee label	The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Warranty (in months)	18

Show all specifications

Documents & downloads

All
CAD Files and Packs
Product Brochures
Other technical guide
Technical Data Catalogues
Environmental Disclosure
End of Life Manual
Installation Instruction
Operating Manuals
Specification Sheet
Technical illustration
Declaration of Conformity
Certificates (MSDS)
Declaration of Conformity (Sustainability)

Important: Some software files may need a mySchneider or Club login to download.

ZIP

iEM3250_Energy Meter_3D CAD_Zip File

VERSION

1.0

DATE

29 Apr 2025

REVISION

1.0

DOWNLOAD (ZIP) 4.8 MB

ZIP

iEM3255_Energy Meter_3D CAD_Simplified File

VERSION

1.0

DATE

29 Apr 2025

REVISION

1.0

DOWNLOAD (ZIP) 2.2 MB

PDF

Smart Panels: Embrace the future of power distribution (eBrochure)

VERSION

1.0

DATE

17 Apr 2019

REVISION

1.0

DOWNLOAD (PDF) 12.5 MB

ZIP

EcoStruxure Power - Smart Panel Assembly Guide for commercial and industrial buildings (2025 EN) - Technical guide

VERSION

4.0

DATE

14 Apr 2026

REVISION

4.0

DOWNLOAD (ZIP) 52.9 MB

ZIP

Acti 9 iEM3000 Series Energy Meters Technical Datasheet

VERSION

3.0

DATE

13 Nov 2025

REVISION

3.0

DOWNLOAD (ZIP) 3.2 MB

ZIP

iEM3100 / iEM3200 / iEM3300 series_MID Sealing Instructions - Instruction sheet

VERSION

1.0

DATE

18 Apr 2025

REVISION

1.0

DOWNLOAD (ZIP) 330.7 KB

ZIP

PowerLogic Power Monitoring and Control Catalog - Web

VERSION

10.0

DATE

25 Nov 2025

REVISION

10.0

DOWNLOAD (ZIP) 95 MB

ZIP

PowerLogic Energy & Power Meters Catalogue for Panel Builders

VERSION

7.0

DATE

07 Nov 2025

REVISION

7.0

DOWNLOAD (ZIP) 58 MB

ZIP

Acti 9 iEM31/32XX energy meter, Environmental Disclosure, Product Environmental Profile

VERSION

1.0

DATE

23 Feb 2026

REVISION

1.0

DOWNLOAD (ZIP) 423.2 KB

ZIP

Acti 9 iEM31/32XX energy meter, Circularity Profile, End of Life Instructions

VERSION

1.0

DATE

23 Feb 2026

REVISION

1.0

DOWNLOAD (ZIP) 297.3 KB

ZIP

iEM3210 / iEM3215 / iEM3235 / iEM3255 / iEM3265 / iEM3275 - Instruction sheet

VERSION

9.0

DATE

16 Jan 2026

REVISION

9.0

DOWNLOAD (ZIP) 7.3 MB

ZIP

iEM3100 / iEM3200 / iEM3300 series- User Manual

VERSION

15.0

DATE

02 Apr 2026

REVISION

15.0

DOWNLOAD (ZIP) 3.7 MB

ZIP

iEM3000 Technical Data Sheet

VERSION

1.0

DATE

23 Aug 2025

REVISION

1.0

DOWNLOAD (ZIP) 467.1 KB

ZIP

iEM3000 series Energy Meter - Technical Illustration

VERSION

1.0

DATE

29 Apr 2025

REVISION

1.0

DOWNLOAD (ZIP) 8.1 MB

ZIP

UKCA MIR DECLARATION OF CONFORMITY

VERSION

1.0

DATE

16 Mar 2026

REVISION

1.0

DOWNLOAD (ZIP) 301.9 KB

ZIP

iEM3000 MID_EU Declaration of Conformity

VERSION

2.0

DATE

16 Mar 2026

REVISION

2.0

DOWNLOAD (ZIP) 356 KB

ZIP

Security Expert REACH Declaration of Conformity 2018

VERSION

1.0

DATE

23 Feb 2026

REVISION

1.0

DOWNLOAD (ZIP) 56.6 KB

ZIP

Certificate of Origin- iEM3000

VERSION

1.0

DATE

23 Feb 2026

REVISION

1.0

DOWNLOAD (ZIP) 30.7 KB

ZIP

iEM32xx_IEC / EN 61557-12_DoC

VERSION

1.0

DATE

21 Jan 2026

REVISION

1.0

DOWNLOAD (ZIP) 283.1 KB

ZIP

iEM3000 series_RCM_Certificate

VERSION

1.0

DATE

23 Feb 2024

REVISION

1.0

DOWNLOAD (ZIP) 882.8 KB

ZIP

EULA Security Expert - END-USER LICENSE AGREEMENT (“EULA”)

VERSION

1.0

DATE

21 Feb 2026

REVISION

1.0

DOWNLOAD (ZIP) 402.5 KB

ZIP

iEM3200 series_MID_Module B Certificate

VERSION

2.0

DATE

25 Feb 2025

REVISION

2.0

DOWNLOAD (ZIP) 2.7 MB

ZIP

iEM3000 series_UL_Certificate of Compliance

VERSION

1.0

DATE

06 Oct 2022

REVISION

1.0

DOWNLOAD (ZIP) 173 KB

ZIP

iEM3000 series_NMI_M 6-1 Certificate

VERSION

1.0

DATE

06 Oct 2022

REVISION

1.0

DOWNLOAD (ZIP) 361.6 KB

ZIP

iEM3000 series_METAS_Certificate_Reactive Energy_MID variants

VERSION

1.0

DATE

06 Oct 2022

REVISION

1.0

DOWNLOAD (ZIP) 142.1 KB

ZIP

iEM3000 series_UL_CB Certificate

VERSION

1.0

DATE

11 Mar 2022

REVISION

1.0

DOWNLOAD (ZIP) 207.1 KB

ZIP

A9MEM3255 China RoHS Regulation

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

ZIP

A9MEM3255 China RoHS Regulation

VERSION

1.0

DATE

01 Jan 1900

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1.0

ZIP

A9MEM3255 China RoHS Regulation

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1.0

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01 Jan 1900

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1.0

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A9MEM3255 China RoHS Regulation

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1.0

DATE

01 Jan 1900

REVISION

1.0

ZIP

A9MEM3255 China RoHS Regulation

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

ZIP

A9MEM3255 China RoHS Regulation

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

ZIP

A9MEM3255 China RoHS Regulation

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

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A9MEM3255 China RoHS Regulation

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

ZIP

A9MEM3255 EU RoHS Directive

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

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A9MEM3255 EU RoHS Directive

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1.0

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01 Jan 1900

REVISION

1.0

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A9MEM3255 EU RoHS Directive

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1.0

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01 Jan 1900

REVISION

1.0

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A9MEM3255 EU RoHS Directive

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1.0

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01 Jan 1900

REVISION

1.0

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A9MEM3255 EU RoHS Directive

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1.0

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01 Jan 1900

REVISION

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A9MEM3255 EU RoHS Directive

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1.0

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01 Jan 1900

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A9MEM3255 EU RoHS Directive

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1.0

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01 Jan 1900

REVISION

1.0

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A9MEM3255 EU RoHS Directive

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

ZIP

A9MEM3255 REACh Regulation

VERSION

1.0

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01 Jan 1900

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1.0

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A9MEM3255 REACh Regulation

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01 Jan 1900

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A9MEM3255 REACh Regulation

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01 Jan 1900

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ZIP

A9MEM3255 REACh Regulation

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1.0

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01 Jan 1900

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A9MEM3255 REACh Regulation

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1.0

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01 Jan 1900

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ZIP

A9MEM3255 REACh Regulation

VERSION

1.0

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01 Jan 1900

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1.0

ZIP

A9MEM3255 REACh Regulation

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

ZIP

A9MEM3255 REACh Regulation

VERSION

1.0

DATE

01 Jan 1900

REVISION

1.0

Frequently Asked Questions

Which are the NMI approved meters?

Hide Show

Following are the NMI approved metres:

iem3255,....part number A9MEM3255-NMI.........https://eshop.schneider-electric.com/product.aspx?org=21&lang=1&dist=276&prod_id=A9MEM3255
iem3350.....part number A9MEM3350-NMI
em1350......part number METSEEPM3150

iEM3255

iEM3255

EM1350

Colour ()

Acti9 IEM3255 energy meter CT - Modbus - 1 digital I - 1 digital O - multi-tariff - MID

Item Number: A9MEM3255

Colour ()

Datasheet

Product Dimensions

Barcode

Specifications

Documents & downloads

All

CAD Files and Packs

Product Brochures

Other technical guide

Technical Data Catalogues

Environmental Disclosure

End of Life Manual

Installation Instruction

Operating Manuals

Specification Sheet

Technical illustration

Declaration of Conformity

Certificates (MSDS)

Declaration of Conformity (Sustainability)

iEM3250_Energy Meter_3D CAD_Zip File

iEM3255_Energy Meter_3D CAD_Simplified File

Smart Panels: Embrace the future of power distribution (eBrochure)

EcoStruxure Power - Smart Panel Assembly Guide for commercial and industrial buildings (2025 EN) - Technical guide

Acti 9 iEM3000 Series Energy Meters Technical Datasheet

iEM3100 / iEM3200 / iEM3300 series_MID Sealing Instructions - Instruction sheet

PowerLogic Power Monitoring and Control Catalog - Web

PowerLogic Energy & Power Meters Catalogue for Panel Builders

Acti 9 iEM31/32XX energy meter, Environmental Disclosure, Product Environmental Profile

Acti 9 iEM31/32XX energy meter, Circularity Profile, End of Life Instructions

iEM3210 / iEM3215 / iEM3235 / iEM3255 / iEM3265 / iEM3275 - Instruction sheet

iEM3100 / iEM3200 / iEM3300 series- User Manual

iEM3000 Technical Data Sheet

iEM3000 series Energy Meter - Technical Illustration

UKCA MIR DECLARATION OF CONFORMITY

iEM3000 MID_EU Declaration of Conformity

Security Expert REACH Declaration of Conformity 2018

Certificate of Origin- iEM3000

iEM32xx_IEC / EN 61557-12_DoC

iEM3000 series_RCM_Certificate

EULA Security Expert - END-USER LICENSE AGREEMENT (“EULA”)

iEM3200 series_MID_Module B Certificate

iEM3000 series_UL_Certificate of Compliance

iEM3000 series_NMI_M 6-1 Certificate

iEM3000 series_METAS_Certificate_Reactive Energy_MID variants

iEM3000 series_UL_CB Certificate

A9MEM3255 China RoHS Regulation

A9MEM3255 China RoHS Regulation

A9MEM3255 China RoHS Regulation

A9MEM3255 China RoHS Regulation

A9MEM3255 China RoHS Regulation

A9MEM3255 China RoHS Regulation

A9MEM3255 China RoHS Regulation

A9MEM3255 China RoHS Regulation

A9MEM3255 EU RoHS Directive

A9MEM3255 EU RoHS Directive

A9MEM3255 EU RoHS Directive

A9MEM3255 EU RoHS Directive

A9MEM3255 EU RoHS Directive

A9MEM3255 EU RoHS Directive

A9MEM3255 EU RoHS Directive

A9MEM3255 EU RoHS Directive

A9MEM3255 REACh Regulation

A9MEM3255 REACh Regulation

A9MEM3255 REACh Regulation

A9MEM3255 REACh Regulation

A9MEM3255 REACh Regulation

A9MEM3255 REACh Regulation

A9MEM3255 REACh Regulation

A9MEM3255 REACh Regulation

Frequently Asked Questions

Which are the NMI approved meters?

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