Technical parameters of SR series current transformers

Zip tie circular current transformer
Technical Specifications:
Standard: IEC44-1
Rated working voltage: maximum 720V
Rated insulation level: 4kV, 50Hz for 1 minute
Rated frequency: 50/10Hz
Humidity: up to 95% relative humidity
Rated continuous thermal current: 12 times overload rated current
Rated starting thermal current: 60 times the rated current
Rated dynamic current: 0.5 times Ith
Accuracy limit factor/safety factor:<5 or<10
Accuracy level: Measurement purpose: 0.2, 0.5, 1.3 Protection purpose: 5P, 10P
IEC44-1 
Rated secondary current: 5A or 1A
Surrounding humidity: -20 to 85 degrees Celsius
Insulation electric heating grade: SR, PR TP series; A-grade maximum 105 degrees
Shell: Non flame retardant PC material meets UL94V0 and IP40 standards.
Secondary outer cover: sealed IP20

SR series current transformer