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CTSA010 Mini Split-Core Current Transformer
The CTSA family of mini split core current transformers features small physical size, a mechanical hinge for multiple open/ close actions, consistent accuracy performance from CT to CT.
| Model | Rated Current (Ampere) |
Accuracy Class (Ampere) |
Opening (mm/in) |
|---|---|---|---|
| CTSA010-005A/ 0.333V or mA option | 5A | 0.5/ 1.0 | 10.0mm (0.39″) |
| CTSA010-010A/ 0.333V or mA option | 10A | 0.5/ 1.0 | 10.0mm (0.39″) |
| CTSA010-015A/ 0.333V or mA option | 15A | 0.5/ 1.0 | 10.0mm (0.39″) |
| CTSA010-020A/ 0.333V or mA option | 20A | 0.5/ 1.0 | 10.0mm (0.39″) |
| CTSA010-030A/ 0.333V or mA option | 30A | 0.5/ 1.0 | 10.0mm (0.39″) |
| CTSA010-050A/ 0.333V or mA option | 50A | 0.5/ 1.0 | 10.0mm (0.39″) |
| CTSA010-075A/ 0.333V or mA option | 75A | 0.5/ 1.0 | 10.0mm (0.39″) |
Performance:
- Accuracy Class: 0.5, 1.0 (IEC 60044-1)
- Accuracy: < 1% error
- Phase Angle: < 60 minutes
- Linearity: ±1% from 5% to 130% of rated primary current
Specifications:
- Input Frequency: 50 to 400 HZ
- Maximum Primary Voltage: 720 VAC
- Dielectric Withstand Voltage: 2,500V for 1 minute
- Dielectric Resistance: 100 MOhms @ 500 VDC
- Operating temperature: -15ºC to +60ºC
- Construction:
- Ferrite core material
- Epoxy encapsulated
- Case: Nylon UL flame retardant rating 94V-0
- Leads: 0.61m (2 ft.), UL 1015, twisted pair, 0.34mm2 (22AWG)
- ETL Certified Control Number 4002689
- RoHS Compliant

Physical Specifications:

| Dimension mm (in) | |||
|---|---|---|---|
| L | W | H | ID |
| 26.0 (1.02) |
25.0 (0.98) |
39.5 (1.56) |
10.2 (0.40) |
Orientation:
Download CTSA010 Data Sheet (pdf 342kb)
Current transformers can be designed and manufactured to meet the specific application requirements. For a no obligation technical evaluation, please provide the specific performance requirements to Engineering @ TIChenAssociates.
