The TPM-E electricity meter from Growatt is a 3-phase complete solution for grid export limitation and self-consumption monitoring, the data of which can be read on an LCD display. It is characterized by high measurement accuracy and easy installation through plug and play. With RS485 communication and direct connections, the electricity meter is compatible with many Growatt inverters. Quick plug-and-play installationPrecise measurement of current consumptionFor three-phase systemsSupports zero export function with Growatt inverters Technical data Dimensions: 72 x 94.5 x 65 mmWeight: 398 gOperating temperature range: -25°C - +55°CStorage temperature range: -40°C - +70°CProtection class: IP51Power supply type: 3P4WInput voltage: 320-520V ACFrequency: 50/60 HzMax. Current: 100 ACommunication: RS485 Scope of delivery: 1x Growatt TPM-E 3-phase electricity meter

The SPM-E electricity meter from Growatt is a complete 1-phase solution for grid export limitation and self-consumption monitoring, whose data can be read on an LCD display. It is characterized by high measurement accuracy and simple installation through plug and play. With RS485 communication and direct connections, the electricity meter is compatible with many Growatt inverters. Quick plug-and-play installationPrecise measurement of current consumptionFor single-phase systemsSupports zero export function with Growatt inverters Technical data Dimensions: 36 x 99 x 63 mmWeight: 223 gOperating temperature range: -25°C - +55°CStorage temperature range: -40°C - +70°CProtection class: IP51Current type: 1P2WInput voltage: 184 - 276V ACFrequency: 50/60 HzMax. Current: 100 ACommunication: RS485 Scope of delivery: 1x Growatt SPM-E 1-phase electricity meter

The ET340 (MPN REL300300000) from Victron Energy is a 3-phase electricity meter designed for a maximum current of 65A per phase.The ET340 electricity meter can be used for various applications, e.g:Recording AC generation systems (e.g. PV inverters)Current measurement at the output of an AC gensetnot suitable as a grid meter for an ESS system, please use a Victron EM 24Wiring and connection of the ET340There are two options for its wiring. One is the direct connection via the RS485 to USB interface with 1.8m or 5m cable or alternatively the wireless connection via Zigbee.Scope of delivery:1x Victron REL300300000 ET340 3-phase electricity meter 65A/phase1x operating instructions