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CTSA035 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)
CTSA035-200A/ 0.333V or mA option 200A 0.5/ 1.0 Silicon steel CRGO
CTSA035-300A/ 0.333V or mA option 300A 0.5/ 1.0 Silicon steel CGRO
CTSA035-400A/ 0.333V or mA option 400A 0.5/ 1.0 Silicon steel CGRO
CTSA035-500A/ 0.333V or mA option 500A 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 120% 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: 35.2mm (1.39″)
    • 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)
  • RoHS Compliant

Physical Specifications:

Dimension mm (in)
L W H ID
56.4mm (2.22″) 40.8mm (1.61″) 83.8mm (3.30″) 35.2mm (1.39)

Orientation:

CTSA Orientation

Download CTSA035 Data Sheet (pdf 238kb)

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.