GoodWe GM330 three-phase meter

GoodWe GM330 is a three-phase intelligent energy meter designed for accurate measurement of energy consumption and demand with an accuracy class of 0.5%. The device supports a wide range of detectable voltage and allows cooperation with external current transformers, making it a suitable solution for photovoltaic systems, hybrid inverters, and zero energy consumption applications.

The manufacturer of the device is GOODWE, a company specializing in solutions for photovoltaic systems and energy management. GOODWE provides devices designed for integration with the SEMS portal and compliant with industry standards; technical documentation and the latest product certificates are provided by the manufacturer.

Electrical and communication parameters

• Supported network type: 1P2W / 3P3W / 3P4W
• Operating voltage range (Vac): 3P4W: 100 ~ 472 V L-N; 3P3W: 100 ~ 472 V L-L
• Extended detectable voltage range (for information): 230Vac - 400Vac
• Frequency: 50 / 60 Hz
• Transformer ratio (CT): nA: 5A (integrated CT unified to 120A: 40mA)
• Accuracy (voltage / current): Class 0.5
• Accuracy (active energy): Class 0.5
• Accuracy (reactive energy): Class 1
• Communication method: RS485
• Communication distance (max): 1000 m
• Power consumption: <5 W

Mechanical and environmental parameters

• Dimensions (W × H × D): 72 × 85 × 72 mm
• Housing: 4 modules (DIN rail mount)
• Weight: 240 g
• Mounting: DIN rail
• Protection class: IP20
• Operating temperature range: -30 °C to +70 °C
• Storage temperature range: -30 °C to +70 °C
• Relative humidity (non-condensing): 0 ~ 95%
• Max. operating altitude above sea level: 3000 m