This current transformer, tropicalised for cable, has a line rated current of 50 A and a secondary current rating of 5 A. This current transformer allow a maximum cable outer diameter of 21 mm. Burden and accuracy class as follows: class 1 maximum power: 1.25 VA, class 3 maximum power: 1.5 VA.
Specifications: 
- Range: PowerLogic
 - Product Name: CT
 - Product or Component Type: Current transformer
 - Secondary Current: 5 A
 - Accuracy Class:
 - Class 1 at 1.25 VA
 - Class 3 at 1.5 VA
 
- Rated Current ([In]): 50 A
 - Complementary:
 - Current Transformer Type: Tropicalised for cable
 - Current Transformer Ratio: 50/5
 - [Ith] Conventional Free Air Thermal Current: 3 kA
 - Dynamic Withstand Current: 2.5 Ith
 - Maximum Safety Factor: 5
 - [Ue] Rated Operational Voltage: < 720 V AC 50/60 Hz
 - [Ui] Rated Insulation Voltage: 3 kV
 
- Mounting Mode:
 - Mounting Support:
 - Dimensions:
 - Width (Outside): 44 mm
 - Height (Outside): 65 mm
 - Depth: Frame: 30 mm, Total: 37 mm
 - Diameter: 21 mm
 
- Net Weight: 0.19 kg
 - [Uimp] Rated Impulse Withstand Voltage: 3 kV
 - Electrical Insulation Class: Class B
 - Cable Outer Diameter: 21 mm
 - Sealing: With
 - Environment:
 - Standards: VDE 0414, IEC 61869-2
 - Product Certifications: CE
 - IP Degree of Protection: IP20
 - Relative Humidity: 0…95%
 - Ambient Air Temperature for Operation: -25…60 °C