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CTSA024 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)
CTSA024-050A/ 0.333V or mA option 50A 0.5/ 1.0 Ferrite
CTSA024-075A/ 0.333V or mA option 75A 0.5/ 1.0 Ferrite
CTSA024-100A/ 0.333V or mA option 100A 0.5/ 1.0 Ferrite
CTSA024-120A/ 0.333V or mA option 120A 0.5/ 1.0 Ferrite
CTSA024-150A/ 0.333V or mA option 150A 0.5/ 1.0 Ferrite
CTSA024-180A/ 0.333V or mA option 180A 0.5/ 1.0 Ferrite
CTSA024-200A/ 0.333V or mA option 200A 0.5/ 1.0 Ferrite
CTSA024S-250A/ 0.333V or mA option 250A 0.5/ 1.0 Silicon steel CGRO
CTSA024S-300A/ 0.333V or mA option 300A 0.5/ 1.0 Silicon steel CGRO
CTSA024S-350A/ 0.333V or mA option 350A 0.5/ 1.0 Silicon steel CGRO
CTSA024S-400A/ 0.333V or mA option 400A 0.5/ 1.0 Silicon steel CGRO

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:
    • Opening: 24.2mm (0.95″)
    • Core material: Ferrite or Silicon steel
    • 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
43.5
(1.71)
38.6
(1.52)
69.6
(2.74)
24.2
(0.95)

Orientation:

CTSA Orientation

Download CTSA024 Data Sheet (pdf 377kb)

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.