EEM-MA371 - Measuring instrument

2908307

Multi-functional energy measuring device with direct Rogowski connection and integrated Modbus/TCP interface for measuring electrical parameters in low-voltage installations up to 690 V.

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Product details

Product type	Energy measuring device
Product family	EMpro
Insulation characteristics
Overvoltage category	III (300 V)
Pollution degree	2

Electrical isolation	IEC 61010-1 (Overvoltage category III at 300 V ACOvervoltage category II at 600 V AC)
	IEC 61010-1 (Overvoltage category III at 300 V ACOvervoltage category II at 600 V AC)
	IEC 61010-1 (Measurement category III at 300 V ACMeasurement category II at 600 V AC)
Test voltage	4 kV AC (50 Hz, 60 s)
Maximum power dissipation for nominal condition	10 VA
Mains type	3-phase (3 or 4-conductor), 2-phase (2-conductor), and single-phase (1-conductor)
Supply
Supply voltage range	100 V AC ... 230 V AC (±20 %)
	150 V DC ... 250 V DC (±20 %)
Power consumption	≤ 4 W
Nominal frequency	50 Hz ... 60 Hz (AC sine)

General
Measuring principle	True r.m.s. value measurement
Measured value	AC sine (50/60 Hz)
Acquisition of harmonics	up to 63rd harmonic
Description of the input	Digital input in accordance with IEC/EN 61131-2 (type 3)
Number	1
Voltage input signal	24 V DC
	0 V DC ... 30 V DC
Current input signal	2 mA ... 15 mA
Protection	250 mA (fast-blow)
Measurement: Voltage
Input name	Voltage measuring input V1, V2, V3
Input voltage range direct	35 V AC ... 690 V AC (Phase/Phase)
	20 V AC ... 400 V AC (Phase/neutral conductor)
Input voltage range via external transformers	60 V AC ... 2000000 V AC (primary)
	60 V AC ... 400 V AC (secondary)
Surge voltage capacity	760 V AC (Phase/Phase)
Precision	0.2 %
Power consumption	< 2 VA
Measurement: Current
Input name	Current measurement RC1, RC2, RC3
Input current	≤ 400 A ()
	≤ 4000 A ()
Input measuring range voltage	500 µV ... 400 mV (1000 A)
Response threshold from measuring range nominal value	5 A
Operate threshold	500 µV (5 A)
Precision	0.5 %
Measurement: Power
Precision	1 %
Real energy (IEC 62053-21)	Class 1
Reactive power (IEC 62053-23)	Class 2

Output description	Digital output in accordance with IEC/EN 61131-2 (type 3)
Number	1
Current output signal	≤ 100 mA
Voltage output signal	24 V DC
Protection	250 mA (fast-blow)

Current / voltage / supply
Connection method	Screw connection
Stripping length	8 mm
Screw thread	M3
Conductor cross section rigid	0.2 mm² ... 6 mm²
Conductor cross section flexible	0.2 mm² ... 4 mm²
Conductor cross section AWG	24 ... 10
Tightening torque	0.5 Nm ... 0.6 Nm
Digital I/O / communication
Connection method	Screw connection
Stripping length	7 mm
Screw thread	M3
Conductor cross section rigid	0.14 mm² ... 2.5 mm²
Conductor cross section flexible	0.14 mm² ... 1.5 mm²
Conductor cross section AWG	26 ... 14
Tightening torque	0.5 Nm ... 0.6 Nm

Data: Network interface
Communication protocol	Modbus/TCP
	REST
Connection method	RJ45

Width	90 mm
Height	90 mm
Depth	71.9 mm

Ambient conditions
Degree of protection (Housing)	IP20 (Housing)
Degree of protection (Display)	IP40 (Display)
Ambient temperature (operation)	-10 °C ... 55 °C
Ambient temperature (storage/transport)	-25 °C ... 70 °C
Altitude	≤ 2000 m
Max. permissible relative humidity (operation)	≤ 95 % (non-condensing)

CE
Certificate	CE-compliant
UKCA
Certificate	UKCA-compliant
UL, USA/Canada
Identification	UL/C-UL Listed UL 61010-1
UL data
Operating mode	Indoor use
UL data
Operating mode	Indoor use

Mounting type	DIN rail mounting
Mounting position	Horizontal DIN rail

Commercial data

Item number	2908307
Packing unit	1 pc
Minimum order quantity	1 pc
Sales key	C446
Product key	CK4C21
Catalog page	Page 203 (C-5-2019)
GTIN	4055626471983
Weight per piece (including packing)	409.9 g
Weight per piece (excluding packing)	253 g
Customs tariff number	90303100
Country of origin	DE

Classifications

Approvals

Environmental product compliance

Compatible products

Accessories

ECLASS-11.0	27142330
ECLASS-12.0	27142330
ECLASS-13.0	27142330


REACh SVHC	Lead 7439-92-1

China RoHS	Environmentally Friendly Use Period = 50 years
		For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

EEM-MA371 - Measuring instrument

2908307

Product details

ECLASS

ETIM

UNSPSC

EAC

UL Listed

cUL Listed

cULus Listed

Compatible products

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

EEM-MA371 - Measuring instrument 2908307

Product details

ECLASS

ETIM

UNSPSC

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EEM-MA371 - Measuring instrument

2908307