SRC-50 Window Inner Diameter: 50mm
SRC-50 Window Size: 80mm
SRC-50 Coil Outer Diameter: 104mm
SRC-50 Coil Circumference: 255mm
SRC-100 Window Inner Diameter: 100mm
SRC-100 Window Size: 115mm
SRC-100 Coil Outer Diameter: 139mm
SRC-100 Coil Circumference: 405mm
SRC-150 Window Inner Diameter: 150mm
SRC-150 Window Size: 175mm
SRC-150 Coil Outer Diameter: 199mm
SRC-150 Coil Circumference: 565mm
SRC-200 Window Inner Diameter: 200mm
SRC-200 Window Size: 205mm
SRC-200 Coil Outer Diameter: 235mm
SRC-200 Coil Circumference: 705mm
All models Coil cross-section 12mm
All models Signal line length Default 2m, customizable
All models Reference current ≤500kA
All models Weight 100-500g
All models Coil resistance 50-500Ω
All models Maximum current 500kA

Electrical performance parameters
Turning ratio (calibrated) 333±0.5% mV/kA@50Hz, other sensitivities customizable
Turning ratio (uncalibrated) 360±5%mV/kA@50Hz
Internal resistance temperature drift coefficient - uncalibrated 200ppm/℃
Internal resistance temperature drift coefficient - calibrated 50ppm/℃
0A zero drift output ≤1mV
Angle difference ≤0.5°
Linearity ±0.2%
Bandwidth 1Hz-10kHz(-3dB)
Operating temperature -40℃~80℃
Storage Temperature -50℃~90℃

Materials & Safety Parameters
Coil Cable: Thermoplastic rubber for wires and cables, FUL 94 V-0 retardant
Connector: Nylon
Coil Color: Gray, Orange
Shielding: 100% shielded for the coil, 100% shielded for the signal cable
Certificates: CE certified, conforms to EMC EN 61326-1 2006 standard
Protection Rating: IP67
Insulation Voltage - Coil: 3000V
Insulation Voltage - Signal Line: 300V