Phoenix EEM-MA371-measuring device 2908307, a multifunctional energy measuring device, uses a direct Roche connection and an integrated Modbus/TCP interface to measure electrical parameters in low-voltage devices up to 690V.
| Product Type | Electric energy monitoring equipment |
| Product Series | EMpro |
| rated conditions | 10 VA |
| Main Power Type | 3-phase (3 or 4-wire system), dual-phase (2-wire system) and single-phase (single-wire system) |
| electrical isolation | |
| Test Voltage | 4 kV AC (50 Hz, 60 s) |
| pollution level | 2 |
| insulation | reinforced insulation |
| electrical isolation housing relative to all potentials IEC 61010-1 | |
| Standards/Regulations | IEC 61010-1 |
| Overvoltage Category | III (300V AC) |
| II (600V AC) | |
| insulation | reinforced insulation |
| Electrically isolated power supply with respect to all other potentials IEC 61010-1 | |
| Standards/Regulations | IEC 61010-1 |
| Overvoltage Category | III (300V AC) |
| II (600V AC) | |
| insulation | reinforced insulation |
| galvanically isolated voltage measurement input relative to all other potentials IEC 61010-2-030 | |
| Standards/Regulations | IEC 61010-2-030 |
| Measurement Type | III (300V AC) |
| II (600V AC) | |
| insulation | reinforced insulation |
| galvanically isolated digital I/O | |
| insulation | Functional insulation |
| electrical isolation communication interface | |
| insulation | Functional insulation |
| power supply | |
| Supply Voltage Range | 100V AC ... 230V AC (±20 %) |
| 150V DC ... 250V DC (±20 %) | |
| power consumption | ≤ 4W |
| Rated frequency | 50Hz ... 60Hz (AC sinusoidal) |
| Overview | |
| measuring principle | True effective value measurement |
| measured value | AC sinusoidal (50Hz/60Hz) |
| harmonic current acquisition | up to 63rd harmonic |
| Input Description | digital input conforming to IEC/EN 61131-2 (type 3) |
| number. | 1 |
| voltage input signal | 24V DC |
| 0V DC ... 30V DC | |
| current input signal | 2 mA ... 15 mA |
| protection | 250 mA (fast fuse) |
| protection circuit | Prevent wrong DC connection (max. 30V) |
| measurement: voltage | |
| Enter Name | voltage measurement inputs V1,V2,V3 |
| Input Voltage Range Direct | 35V AC ... 690V AC (phase/phase) |
| 20V AC ... 400V AC (phase/neutral conductor) | |
| input voltage range via external current transformer | 60V AC ... 2000000V AC (Primary) |
| 60V AC ... 400V AC (secondary) | |
| surge power | 760V AC (phase/phase) |
| accuracy | 0.2 percent |
| power consumption | < 2 VA |
| measurement: current | |
| Enter Name | current measurement RC1, RC2, RC3 |
| input current | ≤ 400 A (measurement level 1) |
| ≤ 4000 A (measurement level 2) | |
| transmission factor: 100 mV/1000 A when using Phoenix Electric coils | |
| Input voltage measurement range | 500 µV ... 400 mV |
| Measurement Range Rating | 5 A |
| Operating Threshold | 500 µV (5 A) |
| accuracy | 0.5 percent |
Phoenix EEM-MA371-Measuring Equipment 2908307
