EEM-MA390-R
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Measuring device
1576552
Multifunctional energy measuring device with integrated Modbus RTU/TCP and BACnet MSTP/IP interface for measuring electrical parameters in low-voltage installations up to 690 V. (phoenixcontact.com/empro-help)
Product details
| Note on application | |
| Note on application | As things stand now, we are preparing the product so that, as of December 11, 2027, it will comply with the requirements of the EU Cyber Resilience Act (CRA) based on the information currently available regarding the CRA. |
| Product type | Energy measuring device |
| Product family | EMpro |
| Insulation characteristics | |
| Overvoltage category | III (300 V AC) |
| Protection class | II |
| Pollution degree | 2 |
| Display | |
| Display type | LCD display, backlit, 2-color, multi-line |
| Electrical isolation Housing against all potentials IEC 61010-1 | |
| Standards/regulations | IEC 61010-1 |
| Test voltage (reinforced insulation) | 4 kV AC (50 Hz, 60 s) |
| Overvoltage category | III (300 V AC) |
| II (600 V AC) | |
| Insulation | Reinforced insulation |
| Electrical isolation Supply against all other potentials IEC 61010-1 | |
| Standards/regulations | IEC 61010-1 |
| Test voltage (reinforced insulation) | 4 kV AC (50 Hz, 60 s) |
| Overvoltage category | III (300 V AC) |
| II (600 V AC) | |
| Insulation | Reinforced insulation |
| Electrical isolation Voltage measurement input against all other potentials IEC 61010-2-030 | |
| Standards/regulations | IEC 61010-2-030 |
| Test voltage (reinforced insulation) | 4 kV AC (50 Hz, 60 s) |
| Measuring category | III (300 V AC) |
| II (600 V AC) | |
| Insulation | Reinforced insulation |
| Electrical isolation Current measurement input against all other potentials | |
| Test voltage (Functional insulation) | 1 kV AC (50 Hz, 60 s) |
| Insulation | Functional insulation |
| Electrical isolation Digital I/Os | |
| Test voltage (Functional insulation) | 1 kV AC (50 Hz, 60 s) |
| Insulation | Functional insulation |
| Electrical isolation Communication interface | |
| Test voltage (Functional insulation) | 1 kV AC (50 Hz, 60 s) |
| Insulation | Functional insulation |
| 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) |
| Frequency range | 45 Hz ... 65 Hz (AC sine) |
| Measuring data acquisition | |
| Measuring principle | True r.m.s. value measurement (seamless) |
| Supply system configuration | TN, TT, IT (PE) |
| Frequency measuring range (Fundamental component) | 45 Hz ... 65 Hz |
| Measured value | AC sine (50 Hz/60 Hz) |
| Scanning rate | 12,8 kHz (50 Hz) / 15,4 kHz (60 Hz) |
| Number of periods | 10 (true RMS value at 50 Hz) |
| 12 (true RMS value at 60 Hz) | |
| Acquisition of harmonics | up to 63rd harmonic |
| Measurement: Voltage | |
| Input name | Voltage measuring input V1, V2, V3 |
| Input voltage range direct | 18 V AC ... 690 V AC (Phase/Phase) |
| 11 V AC ... 400 V AC (Phase/neutral conductor) | |
| Input voltage range via external transformers | 60 V AC ... 200000 V AC (primary) |
| 60 V AC ... 400 V AC (secondary) | |
| Surge voltage capacity | 760 V AC (Phase/Phase) |
| 440 V AC (Phase/neutral conductor) | |
| Precision | 0.1 % |
| Power consumption | < 0.5 VA |
| Crest factor | > 2 |
| Input impedance | 5 MΩ (per channel) |
| Measurement: Current | |
| Input name | Current measurement I1, I2, I3 |
| Nominal current IN | 1 A (secondary) |
| 5 A (secondary) | |
| Nominal current range | 1 A ... 20000 A (primary, depending on external current transformer) |
| Measuring range | 0.05 % ... 120 % (IN) |
| Overload capacity | 20 A (permanent) |
| 50 A (for 1 s) | |
| Precision | 0.2 % |
| Power consumption | < 0.5 VA |
| Crest factor | > 2 |
| Input impedance | < 1 Ω (per channel) |
| Measurement: Power | |
| Active energy (IEC 62053-22) | Class 0.2 S |
| Reactive power (IEC 62053-23) | Class 2 |
| ANSI C12.20 | Class 0.2 |
| Digital | |
| 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) |
| Protective circuit | Protection against incorrect DC connection (max. 30 V) |
| Digital | |
| 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) |
| Protective circuit | Protection against incorrect DC connection (max. 30 V) |
| 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 |
| RS-485 | |
| Connection method | Screw connection |
| Stripping length | 7 mm |
| Screw thread | M3 |
| Conductor cross-section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| Data: Network interface - Ethernet | |
| Communication protocol | BACnet IP |
| Modbus/TCP | |
| REST (HTTP) | |
| Connection method | RJ45 |
| Transmission speed | 10 Mbps |
| 100 Mbps | |
| Data: Network interface - serial | |
| Communication protocol | BACnet MS/TP |
| Modbus/RTU | |
| Connection method | RS-485 |
| Note | Screw connection |
| Transmission speed range | 2.4 kbps ... 115.2 kbps |
| Resistance | 120 Ω (integrated) |
| Item dimensions | |
| Width | 90 mm |
| Height | 90 mm |
| Depth | 71.9 mm |
| Horizontal pitch | 5 Div. |
| Color | gray (RAL 7042) |
| Ambient conditions | |
| Degree of protection | IP20 (Housing) |
| IP40 (Display) | |
| Ambient temperature (operation) | -25 °C ... 70 °C |
| Ambient temperature (storage/transport) | -30 °C ... 80 °C |
| Altitude | ≤ 2000 m |
| Max. permissible relative humidity (operation) | ≤ 95 % (non-condensing) |
| Shock (operation) | 30 g / 18 ms |
| Vibration (operation) | 1g (10 Hz ... 150 Hz) |
| CE | |
| Certificate | CE-compliant |
| UL, USA/Canada | |
| Identification | UL/C-UL Listed UL 61010-1 |
| FCC / ISED | |
| Identification | Class A |
| Certificate | Part 15 / ICES-003 |
| UL data | |
| Operating mode | Indoor use |
| Noise immunity (Environment class) | E2 |
| Emitted interference(Emission class) | |
| Standards/regulations | IEC 61326-1 (class A) |
| Standards/regulations | IEC 61010-1 |
| IEC 61326-1 | |
| IEC 61557-12 |
| Mounting type | DIN rail mounting |
| Mounting position | Horizontal DIN rail |
| Item number | 1576552 |
| Packing unit | 1 pc |
| Minimum order quantity | 1 pc |
| Sales key | ##### |
| Product key | CMMC21 |
| GTIN | 4067923065871 |
| Country of origin | Information on the country of origin is provided with the delivery. |
ECLASS
| ECLASS-13.0 | 27142330 |
| ECLASS-15.0 | 27142330 |
ETIM
| ETIM 10.0 | EC002301 |
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PHOENIX CONTACT Middle East FZ LLC
1201N-1206N, Dubai Science Park Towers - North, P.O. Box 345002, Dubai, United Arab Emirates