1SDA058218R1，3200A-E3/6_ABB_PRODUCT_吉林易择科技技术发展有限公司

Technical Parameters Parameter Specification Product Name External Neutral Current Transformer Sensor Manufacturer ABB Part/Order Code 1SDA058218R1 Accessory Type Neutral Current Sensor (Current Transformer) Application External Neutral Current Measurement for Circuit Breaker Protection Compatible Breaker Frames E3 and E6 series (ABB SACE Emax) Primary Current Rating Up to 3200 A Neutral Conductor Range N50-100% for E3, N50% for E6 (percentage of nominal neutral conductor) Primary Type Current Transformer (Neutral sensing) Mounting/Use Installed with Emax breaker and protection unit for neutral current detection Function Measures neutral current and provides signal for protective and monitoring devices Standards Compliance Conforms to IEC and ABB accessory specifications Weight (Approx.) ~1 kg Typical Use Cases Neutral imbalance detection, ground fault protection schemes, system monitoring

Grace +86 13600179521

DESCRIBE

The ABB 1SDA058218R1 is an external neutral current transformer sensor accessory designed for use with ABB SACE Emax low-voltage air circuit breakers. It is specifically configured for E3 and E6 frame breakers with a primary current rating up to 3200 A. This neutral sensor measures the current in the neutral conductor and provides accurate neutral current feedback for breaker protection, monitoring, and control systems. It is used where enhanced neutral current detection is required by protection relays or trip units.

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