Fronius Fronius Smart Meter WR 100 - 600

Fronius Fronius Smart Meter WR 100 - 600

Bi-directional energy meter for feed-in management and energy consumption monitoring
Introducing the Fronius Smart Meter WR, a bi-directional energy meter. Thanks to its high accuracy and fast communication speed via Modbus RTU, the meter is suitable for dynamic feed-in management and grid-tied zero export PV systems. Together with Fronius Solar.web monitoring, the Smart Meter offers a detailed overview of a home or business’ energy consumption.

Technical Specifications

• Nominal voltage: 120 - 600 V
• Operating voltage range: -15 to +15 %
• nominal frequency: 45 - 65 Hz
• maximum current: 3 x 6,000 A
• Grid type: 1PN, 2P, 2PN, 3P, 3PN
• Power line cross section: up to 2.5 mm2
• Neutral line cross section: up to 2.5 mm2
• CT's & Communication line cross section: up to 2.5 mm2
• Power consumption: 1.75 W
• Starting current: 40 mA
• Accuracy class: ANSI C12.20 class 0.5 and ANSI C12.1 accuracy
• Mounting: (Indoor) Wall-mounted; Outdoor: If mounted inside an electrical enclosure that is rated NEMA 3R or 4 / IP 66
• Degree of protection: IP40
• Ambient temperature range: -40 to +80 °C
• Dimensions (height x width x depth): 153 mm x 85.1 mm x 38.0 mm (
• Weight: 233 G
• Interface to inverter: Modbus RTU (RS485)
• Current Transformers: Primary: 1 – 6,000 A / secondary: use only CTs with voltage output 333 mV