FRONIUS 4.100.100.089 Current Transformer for Smart Meter (4100100089)

Fronius smart meters need accurate current measurement to monitor energy flows, and this current transformer delivers the signal they require. The FRONIUS 4.100.100.089 is a ring-core current transformer with a 100 A primary rating and a 1 A secondary output, built for integration with Fronius Smart Meters.

Who is it for

Installers and system integrators setting up Fronius energy monitoring in residential or commercial PV systems. It suits anyone who needs a reliable, Class 1 accuracy transformer with a 100/1 A ratio and a 3 m cable lead.

Main features

• Ring-core design for easy conductor pass-through
• 100 A primary current, 1 A secondary current
• Class 1 accuracy for precise measurement
• 3 m integrated cable leads for flexible installation
• Mounting via cable tie or screw feet
• Compatible with Fronius Smart Meter 63A-3 and 50kA-3

Specifications

• Primary current rating: 100 A
• Secondary current rating: 1 A
• Transformation ratio: 100/1 A
• Accuracy class: Class 1
• Maximum conductor diameter: 16 mm
• Rated power (burden): 1.5 VA
• Frequency: 50/60 Hz
• Insulation voltage: 0.72 kV
• Operating temperature range: -5°C to +40°C
• Cable length: 3 m

Tips

Ensure the conductor passes through the centre of the ring and the transformer is securely mounted to avoid measurement drift. Pair with a compatible Fronius Smart Meter for complete energy monitoring.