Product overview
The VTEKE TK30 Series is a toroidal current transformer designed for reliable current measurement in low-voltage systems using 30 mm busbars. It provides a wide selection of current ratios, accuracy classes and rated burden (VA) options, making it suitable for metering, monitoring and general electrical distribution applications.
Designed to convert high primary currents into standardized current values suitable for electrical measuring, metering and monitoring devices in low-voltage installations.
Key features
- Window-type current transformer
- Primary current range: 40–600 A
- Busbar capacity: 30 × 10 mm
- Round conductor: Ø26 mm
- Various mounting options
- Sealable terminal cover
Specifications
Electrical characteristics
| Rated Power | Up to 12.5 VA |
|---|---|
| Accuracy Class | Class 0.5S, Class 0.5, Class 1.0 or Class 3.0 |
| Test Voltage | 3 kV for 1 min |
| Surge Current Limitation Factor | FS 5 |
Mechanical characteristics
| Terminal | Integral terminal cover, high cross-section brass terminal for extra safety |
|---|---|
| Case | Non-flammable, self-extinguishing ABS/PC |
| Mounting | Various mounting options |
Environmental characteristics
| Ambient Temperature (Operation) | -25 °C to +85 °C |
|---|---|
| Protection Class / IP Rating | IP20 |
Specific technical characteristics of current sensors
| Max. System Voltage | 0.72 kV |
|---|---|
| Primary Conductor | 30 × 10 mm |
| Round Conductor | Ø 26 mm |
| Number of Inputs | 1 |
Current measurement circuit
| Primary Current Range | 40 A to 600 A |
|---|---|
| Secondary Current | 5 A |
| Thermal Rated Short-Time Current | Ith = 60 × In |
| Thermal Rated Continuous Current | Id = 1.2 × In |
| Rated Frequency | 50/60 Hz |
Standards
| Standards | IEC 60044-1, IEC 61869-2, VDE 0414-1, DIN 57414, BS3938, BS7626, EN 61869-2 |
|---|
Technical documents
Ready To Specify Your Next Project?
Our sales engineers work directly with panel builders and procurement teams to specify the right product, confirm lead times, and coordinate international shipping.