Official DistributorSKU
MPN
EEM-MA250
Weight
0.32 kg
Series EEM-MA
EEM-MA250 - Measuring instrument
Energy measurement device to measure electrical parameters in low voltage installations up to 500 V, acquisition of total harmonic oscillations - can be expanded with RS-485 interface
- RS-485 interface (JBUS/MODBUS)
- Pulse output
Technical Specifications
Utilization restriction
| EMC note | EMC: class A product, see manufacturer's declaration in the download area |
Electrical properties
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Basic insulation) |
| Electrical isolation | EN 61010-1 (Basic insulation) |
| Electrical isolation | EN 61010-1 (Basic insulation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Safe isolation) |
| Electrical isolation | EN 61010-1 (Basic insulation) |
| Electrical isolation | EN 61010-1 (Basic insulation) |
| Test voltage | 3.5 kV AC (50 Hz, 1 min.) |
| Test voltage | 2.2 kV AC (50 Hz, 1 min.) |
| Mains type | 3-phase (3 or 4-conductor), 2-phase (2-conductor), and single-phase (1-conductor) |
Electrical isolation
| Rated Insulation Voltage | 300 V AC (EN 61010-1) |
| Overvoltage category | III |
| Pollution degree | 2 |
Supply
| Supply Voltage Range | 110 V AC ... 277 V AC -10 % ... +15 % |
| Nominal Power Consumption | 5 VA |
General
| Measuring Principle | True r.m.s. value measurement |
| Measured value | AC sine (50 Hz/60 Hz) |
| Acquisition of harmonics | up to 51st harmonic |
| Description of the input | Digital input |
| Number | 1 |
| Voltage input signal | 230 V AC ±10 % (Tariff switchover: e.g., day/nighttime tariff) |
Measurement: Voltage
| Input name | Voltage measuring input V1, V2, V3 |
| Input voltage range | 50 V AC ... 519 V AC (Phase/Phase) |
| Input voltage range | 28 V AC ... 300 V AC (Phase/neutral conductor) |
| Precision | 0.2 % |
Measurement: Current
| Input name | Current measurement I1, I2, I3 |
| Input current range | via external transformers |
| Input Current | 9999 A (primary) |
| Input Current | 5 A (secondary) |
| Overload capacity | 6 A (Permanent) |
| Response threshold from measuring range nominal value | 5 mA |
| Precision | 0.2 % |
Measurement: Power
| Messbereich_Leistung | 0 kW ... 9999 kW |
| Messbereich_Leistung | 0 kvar ... 9999 kvar |
| Messbereich_Leistung | 0 kVA ... 9999 kVA |
| Precision | 0.5 % |
| Active energy (IEC 62053-22) | Class 0.5 S |
| Reactive power (IEC 62053-23) | Class 2 |
Output data
| Output description | Transistor output, active |
| Number | 1 |
| Maximum Switching Voltage | 30 V DC |
| Current carrying capacity | 27 mA |
Connection data
| Connection Method | Screw connection |
| Stripping length | 6 mm |
| Note | other connections |
| Conductor cross section rigid | 0.5 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.5 mm² ... 2.5 mm² |
| Conductor cross section AWG | 20 ... 14 |
| Tightening torque | 0.6 Nm ... 0.6 Nm |
| Stripping length | 6 mm |
| Note | Current and voltage connection |
| Conductor cross section rigid | 0.5 mm² ... 4 mm² |
| Conductor cross section flexible | 0.5 mm² ... 4 mm² |
| Conductor cross section AWG | 20 ... 10 |
Data: Modbus RTU/JBUS
| Interface | RS-485 |
| Serial transmission speed | 2,4 ... 38.4 kbps |
| Connection Method | Screw terminal blocks |
Data
| Communication Protocol | Modbus RTU/JBUS |
| Communication standard | RS-485 |
| Connection Method | Screw terminal blocks |
| Transmission speed range | 2.4 kbps ... 38.4 bps (Serial) |
Dimensions
| Width | 72 mm |
| Height | 90 mm |
| Depth | 64 mm |
Material specifications
| Color | black (RAL 9005) |
Ambient conditions
| Degree of Protection | IP51 (Front) |
| Degree of Protection | IP20 (Back side) |
| Ambient Temperature (Operation) | -10 °C ... 55 °C (14 °F ... 131 °F) |
| Ambient temperature (storage/transport) | -20 °C ... 70 °C (-4 °F ... 158 °F) |
| Max. permissible relative humidity (operation) | ≤ 95 % |
| Max. salt spray content | ≤ 2.5 % |
CE
| Certificate | CE-compliant |
UL, USA/Canada
| Identification | UL 61010-1 |
| Identification | CSA-C22.2 No. 61010-1 |
| Identification | cULus |
UL data
| Nominal supply voltage range | 110 V AC ... 277 V AC -10 % ... +15 % |
| Altitude | ≤ 2000 m |
| Operating mode | Indoor use |
| Surge voltages | Transient overvoltage according to installation classes |
| Overvoltage category | I, II, III |
| Overvoltage category of the supply | Min. II |
| Ambient Temperature (Operation) | 5 °C ... 40 °C |
| Max. permissible relative humidity (operation) | 80 % (up to 31 °C) |
| Max. permissible relative humidity (operation) | 50 % (at 40 °C) |
| Nominal supply voltage range | 110 V AC ... 277 V AC -10 % ... +15 % |
| Altitude | ≤ 2000 m |
| Operating mode | Indoor use |
| Ambient Temperature (Operation) | 5 °C ... 40 °C |
| Max. permissible relative humidity (operation) | 80 % (up to 31 °C) |
| Max. permissible relative humidity (operation) | 50 % (at 40 °C) |
| Surge voltages | Transient overvoltage according to installation classes |
| Overvoltage category | I, II, III |
| Overvoltage category of the supply | Min. II |
Mounting
| Mounting Type | DIN rail mounting |
| Mounting Position | Horizontal DIN rail |
Why Proax for Phoenix Contact 2901363?
Proax is an authorized distributor of Phoenix Contact 2901363 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
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Additional Information
| Pack Size | 1 |
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