Key Features

Benefits

• Supports measured-value communication for local energy management
• Provides frequent and precise data for PV generation and import/export values
• Can be used where line currents exceed 63 A with external current transformers
• Top-hat rail mounting supports installation in switch or meter cabinets
• Low self-consumption of less than 3 W

Technical Summary

Type designation EMETER-20. Nominal voltage 230 V/400 V, frequency 50 Hz/±5%. Nominal current/limiting current per line conductor 5 A/63 A, with >63 A via external current transformers. Measurement accuracy 1% with a 1000 ms measuring cycle. Ethernet interface: 10/100 Mbit/s RJ45. Dimensions 70 x 88 x 65 mm, weight 0.3 kg, top-hat rail width 4 units. Operating temperature –25°C to +40°C. Protection class II, degree of protection IP2X.

Installation Notes

Mounting location: switch or meter cabinet. Mounting type: top-hat rail. Connection to the local router via Ethernet cable with RJ45 plug. Screw terminal torque 2.0 Nm. Connection cross-section 10 mm² to 16 mm² for 63 A fusing. Operating humidity 5% to 90% non-condensing; elevation 0 m to 2000 m.

Efficiency

Self-consumption is less than 3 W. The meter supports increased self-consumption when used for energy management in PV systems.