The IME TASN50D125 is a single-phase current transformer (formerly TAS81 series) with a ratio of 1250/5 A, designed for busbar or cable installations. It offers accuracy class 0.5/1, rated power 8–10 VA, and is used for precise current measurement in low-voltage electrical systems.

General Description

• Model: TASN50D125
• Series: TASN (formerly TAS81)
• Type: Measuring current transformer (single-phase)
• Application: Converts high primary currents into standardized secondary currents (1 A or 5 A) for metering and protection devices.
• Mounting: Busbar or cable installation with supplied bracket.

Electrical Specifications

• Primary current (In): 1250 A
• Secondary current (Is): 5 A
• Accuracy class: 0.5 / 1 (depending on application)
• Rated power (burden): 8–10 VA
• Frequency: 50–60 Hz
• Compliance:
  • Low Voltage Directive (LVD) 2014/35/EU
  • Electromagnetic Compatibility Directive (EMC) 2014/30/EU