SCTK681C Series 100A Split Core Current Sensor with ±0.5% Accuracy and 50-20KHz Frequency Range
High accuracy split core current sensor with 100A rated input and ±0.5% ratio tolerance. Features self-locking design for easy installation, wide inner window for large cables, and low energy consumption. Ideal for current measurement in motors, HVAC systems, and automation control with 50-20KHz frequency range and -25℃ to +75℃ operating temperature.
Phase
Single
Customizable
Yes
Place of Origin
China
Packaging Details
Carton
Measuring range
5%In-130%In
Model Number
SCTK681C Series
Product Description
SCTK681C Series 100A Split Core Current Sensor
Product Overview
The SCTK681C series retro-fit split-core current transformer is engineered for easy installation in both new and existing electrical networks. These sensors can be installed without interrupting cable or bus-bar circuits, featuring an internal precision resistor that provides a safe low-voltage output for simplified integration.
Key Features
- Self-locking design for secure, portable installation
- Wide inner window accommodates large cables and bus-bars
- Multiple size options for diverse installation requirements
- High accuracy with ±0.5% ratio tolerance
- Low energy consumption design
- Internal precision resistor for safe voltage output
Applications
- Current measurement, monitoring and protection for electrical wiring and equipment
- Current and power measurement for electric motors, lighting systems, and air compressors
- Heating, ventilation, and air-conditioning equipment monitoring
- Automation control systems
- Current, power and energy monitoring devices
- Relay protection devices
Technical Specifications
Mechanical Parameters
| Parameter | Specification |
|---|---|
| Case Material | PA / UL94-V0 |
| Bobbin Material | PA |
| Core Material | Ferrite |
| Internal Structure | Epoxy |
| Construction | Tie |
| Operating Temperature | -25℃ to +75℃ |
| Operating Humidity | ≤85% |
| Output Connection | 1015/22AWG Wire (twisted wire) 1.0m |
Electrical Parameters
| Parameter | Specification |
|---|---|
| Frequency Range | 50-20KHz |
| Rated Input | 0-100A |
| Measuring Range | 5%In-130%In |
| Rated Output | 0-50mA / 0-1V |
| Ratio Tolerance | ≤ ±0.5% |
| Phase Angle | ≤ ±30min |
| Dielectric Strength | 2.5KV/1mA/1min |
| Insulation Resistance | DC500V/100MΩ min |
Model Selection Guide
| Part Number | Rated Input (A) | Output (mA/V) | Accuracy |
|---|---|---|---|
| SCTK681C-013 | 0-5A | 0-1V | 0.5, 1.0, 3.0 |
| SCTK681C-013 | 0-50A | 0-2V | 0.5, 1.0, 3.0 |
| SCTK681C-013 | 0-100A | 0-1V | 0.5, 1.0, 3.0 |
| SCTK681C-013 | 0-100A | 0-50mA | 0.5, 1.0, 3.0 |
Product specifications can be customized to meet specific application requirements.
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