EM4301-CT — Three-phase CT electricity meter
EM4301-CT measures a three-phase installation using external current transformers with a 1 A or 5 A secondary output. Match the transformers and their ratio to the current you need to measure.
Device overview
Model: EM4301-CT
Category: Energy Measurement
End of Sale
This product is at End of Sale and is being replaced by the DEM series. See the product page for replacement options.
Features
- Three-phase measurement through external CTs
- CT secondary output: 1 A or 5 A
- Configurable transformer ratio
- Bidirectional energy recording
- DIN-rail mounting and local display
- Wireless LoRaWAN reporting
Technical reference
Meter and connection
| Parameter | Value |
|---|---|
| Model | EM4301-CT |
| Application | Three-phase energy metering |
| Connection | External current transformers |
| CT secondary output | 1 A / 5 A |
| Meter current-input range | 0.003–6 A |
| Primary current range | Determined by the selected CTs and configured ratio |
| Auxiliary supply | 230 V |
| Nominal voltage | 230 VAC (L–N) / 400 VAC (L–L) |
| Frequency | 45–65 Hz |
Data and operation
| Parameter | Value |
|---|---|
| Measurements | Voltage, current, power, power factor, frequency and energy |
| Communication | LoRaWAN |
| Mounting | DIN-rail |
| Logging interval | 5–60 min |
| Operating temperature | −25 to +55 °C |
Model selection
- EM4301-CT: Three-phase, current-transformer connected