Product overview
The VTEKE EA-C1 is a three-phase panel-mounted energy analyzer designed for comprehensive measurement and monitoring of electrical parameters in low- and medium-voltage electrical systems. It measures voltage, current, frequency, active, reactive and apparent power, power factor, energy, and harmonic components.
Applications
- Energy consumption monitoring
- Electrical parameter monitoring in distribution systems
- Power quality monitoring
- Voltage and current harmonic analysis
- Power factor monitoring
- Active and reactive power monitoring
- Demand and electrical load monitoring
Key features
- Three-phase electrical measurement and energy monitoring
- Active, reactive and apparent power measurement
- Active and reactive energy measurement
- True power factor and cos φ measurement
- Voltage and current harmonics up to the 31st harmonic
- Total Harmonic Distortion measurement (THD-V and THD-I)
- Frequency measurement
- Demand, event and electrical data recording
- Internal memory for records and event logs
- RS485 Modbus RTU communication
- Adjustable relay output
- Configurable CT and VT ratios
- Password-protected menu
- 96 × 96 mm panel-mounted design
Specifications
Measurement Characteristics
| Voltage Measurement | Phase-to-phase, Phase-to-neutral |
|---|---|
| Current Measurement | I1, I2, I3, ΣI |
| Frequency | F1, F2, F3 |
| Active Power | P1, P2, P3 |
| Reactive Power | Q1, Q2, Q3 |
| Apparent Power | S1, S2, S3 |
| Power Factor | True PF, cos φ of each phase |
| Active Energy | ΣkWh |
| Reactive Energy | ΣkVArh (Inductive & Capacitive) |
| Total Harmonic Distortion | THD-V, THD-I |
| Voltage Harmonics | Up to 31st harmonic (L-N and L-L) |
| Current Harmonics | Up to 31st harmonic |
| Voltage / Current Accuracy | ±0.5% |
| Active Energy Accuracy | ±1% |
| Reactive Energy Accuracy | ±2% |
Electrical Characteristics
| Operating Voltage | 85–240 V AC |
|---|---|
| Operating Frequency | 50/60 Hz |
| Operating Power | <10 VA |
| Input Voltage (L-N) | 5–330 V AC |
| Voltage Measuring Range | 5 V–330 kV |
| Input Current | 10 mA–5.5 A |
| Current Measuring Range | 10 mA–5500 A |
| Current Transformer Ratio | 1–1000 |
| Voltage Transformer Ratio | 1.0–9999 |
| Supported Connection | 3P4W |
Communication & Functions
| Communication | RS485 Modbus RTU |
|---|---|
| Relay Output | Adjustable |
| Memory | Voltage and current event values, demands, records and event logs |
| Password Protection | Menu is password protected |
Mechanical Characteristics
| Panel Size | 96 × 96 mm |
|---|---|
| Panel Cut-Out | 91 × 91 mm |
| Connection Type | Plug-in Terminal Connection |
| Cable Cross-Section | 1.5 mm² |
| Mounting | Front panel mounting |
| Weight | <300 g |
| Protection Degree | IP41 Front Panel / IP20 Body |
Environmental Characteristics
| Operating Temperature | -20°C to +55°C |
|---|---|
| Working Altitude | <2000 m |
Full certificate register
CE conformitySample
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