{"product_id":"victron-energy-meter-em540-3-phase-max-65a-phase","title":"Victron Energy - Energy Meter - EM540 - 3 Phase","description":"\u003ch2\u003eVictron EM540: Precision Three-Phase Energy Meter for Advanced System Monitoring\u003c\/h2\u003e\n\u003ch3\u003eAccurate Energy Data for ESS, Solar, and Generator Applications\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eVictron EM540 Energy Meter\u003c\/strong\u003e is a high-performance three-phase energy analyser engineered for seamless integration with Victron Energy systems. Designed as the direct replacement for the EM24 model, it delivers precise, real-time measurements of consumption and generation, making it an essential component for \u003cstrong\u003eEnergy Storage Systems (ESS)\u003c\/strong\u003e, solar PV monitoring, and AC generator output tracking. With its direct connection capability up to 65 A per phase, the EM540 eliminates the need for external current transformers in many residential and light commercial installations, simplifying setup and reducing potential points of failure.\u003c\/p\u003e\n\u003cp\u003eWhether you are commissioning a new Victron ESS or upgrading an existing installation, the EM540 provides the critical grid and production data required for intelligent energy management. Its TRMS measurement method ensures accurate readings even with distorted waveforms, a common occurrence in modern electrical environments with non-linear loads. This level of precision supports optimal system performance, helping you maximise self-consumption, reduce energy costs, and maintain grid compliance.\u003c\/p\u003e\n\u003ch3\u003eSeamless Victron Ecosystem Integration\u003c\/h3\u003e\n\u003cp\u003eThe EM540 communicates via RS485 using the Modbus RTU protocol, connecting directly to a Victron Color Control GX (CCGX) or other GX devices. This wired connection, using the Victron RS485 to USB interface, can be extended up to 100 metres when using a twisted pair for the Data+ and Data- conductors, offering flexibility in meter placement. For installations where cabling is challenging, wireless connectivity is also supported via Zigbee, providing a clean and adaptable solution.\u003c\/p\u003e\n\u003cp\u003eOnce connected, the EM540 becomes the control input for your ESS, enabling functions such as grid set point management, feed-in limiting, and detailed energy visualisation on the VRM portal. It can also be configured to measure the output of a single-phase PV inverter on a second phase, allowing a single meter to serve dual purposes and reducing hardware costs. This versatility makes the EM540 a smart choice for both new builds and retrofits.\u003c\/p\u003e\n\u003ch3\u003eKey Features at a Glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect connection up to 65 A per phase, no external CTs required for most applications\u003c\/li\u003e\n\u003cli\u003eTRMS measurement for accurate readings on distorted waveforms\u003c\/li\u003e\n\u003cli\u003eRS485 Modbus RTU communication with wired and wireless (Zigbee) options\u003c\/li\u003e\n\u003cli\u003eBacklit LCD display for local monitoring of voltage, current, power, and energy\u003c\/li\u003e\n\u003cli\u003eCompact 3-DIN module design for standard DIN rail mounting\u003c\/li\u003e\n\u003cli\u003eMeasures both consumption and generation with 0.001 kWh resolution\u003c\/li\u003e\n\u003cli\u003eWide voltage input range covering common three-phase configurations worldwide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuilt for Reliable, Long-Term Operation\u003c\/h3\u003e\n\u003cp\u003eVictron has designed the EM540 to withstand demanding environments. With an operating temperature range from -25 to +55 °C and an overvoltage category of Cat. III, it is suitable for installation in distribution boards and equipment rooms where conditions can vary. The front panel carries an IP40 protection rating, while the terminals are rated IP20, ensuring safe operation when properly installed within an enclosure. The meter is self-powered from the measured voltage, drawing less than 1.3 W, which contributes to overall system efficiency.\u003c\/p\u003e\n\u003cp\u003eInstallation is straightforward thanks to the standard 3-DIN module form factor and spring-loaded DIN rail release. The large screw terminals accommodate conductors suitable for 65 A circuits, and the dual RJ45 ports simplify RS485 daisy-chaining for multi-meter setups. Clear labelling and a comprehensive manual reduce commissioning time, allowing installers to complete jobs efficiently.\u003c\/p\u003e\n\u003ch3\u003eApplications Across Residential and Commercial Projects\u003c\/h3\u003e\n\u003cp\u003eThe EM540 is ideally suited for a range of energy monitoring tasks:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGrid meter for Victron ESS in homes and small businesses\u003c\/li\u003e\n\u003cli\u003ePV inverter output measurement for performance tracking\u003c\/li\u003e\n\u003cli\u003eAC generator monitoring in off-grid or backup systems\u003c\/li\u003e\n\u003cli\u003eSub-metering for tenant billing or energy cost allocation\u003c\/li\u003e\n\u003cli\u003eIndustrial energy audits and power quality analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBy providing granular data on energy flows, the EM540 empowers system owners and installers to make informed decisions, troubleshoot issues, and verify that renewable energy systems are performing as expected. Its compatibility with the broader Victron ecosystem ensures future-proofing, as firmware updates and new features continue to be released for GX devices.\u003c\/p\u003e\n\u003ch3\u003eUpgrade Your Energy Monitoring Today\u003c\/h3\u003e\n\u003cp\u003eEquip your Victron installation with the precision and reliability of the EM540 Energy Meter. Whether you are managing a residential ESS, monitoring a commercial solar array, or integrating a backup generator, this meter delivers the data you need to optimise performance and take control of your energy. Add the Victron EM540 to your system now and experience the difference accurate metering makes.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable class=\"product-specifications\" style=\"width:100%; border-collapse:collapse; border:1px solid #d9d9d9; table-layout:auto;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eType\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eThree-phase Energy analyzer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eVoltage Inputs\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e2-phase (3-wire), 120\/240 V; 3-phase (4-wire), 120\/208 V; 3-phase (4-wire), 127\/220 V; 3-phase (4-wire), 220\/380 V; 3-phase (4-wire), 230\/400 V; 3-phase (4-wire), 240\/415 V; 3-phase (3-wire), 240 V L-L; 3-phase (3-wire), 380 V L-L; 3-phase (3-wire), 400 V L-L; 3-phase (3-wire), 415 V L-L; 3-phase (4-wire delta), 120(208) \/ 240 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eFrequency\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e50 Hz; 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eRated Current\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e5 (65) A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eCurrent Inputs\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eDirect connection up to 65 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eStart-up Current\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eEnergy Metering\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eConsumption and generation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eCommunication Port and Protocol\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eRS485 (Modbus RTU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003ePower Supply\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eSelf power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003ePower Consumption\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e\u0026lt; 1.3 W \/ 2.6 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eMeasurement Method\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eTRMS measurements of distorted waveforms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eSystem and Phase Variables\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eV L-L, V L-N, A, W\/var, VA, PF, Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eEnergy Resolution\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e0.001 kWh\/kvarh\/kVAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eDisplay\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eBacklit LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eDisplay Refresh Time\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e500 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eCommunication Refresh Time\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e≤ 100 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eProtection Degree\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eFront: IP40; Terminals: IP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eMounting\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eDIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eDimensions\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e3-DIN modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e370 g \/ 0.82 lb (packaging included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eFrom -25 to +55 °C \/ from -13 to +131 °F (X, PFx models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eStorage Temperature\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eFrom -25 to +70 °C \/ from -13 to +158 °F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eOvervoltage Category\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eCat. III\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003ePollution Degree\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eApprovals, Marks, Declarations\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eCE (Europe); cULus (North America); UKCA (UK)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Victron","offers":[{"title":"Default Title","offer_id":52364359631131,"sku":"VIC-REL200100100","price":249.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0854\/3354\/9083\/files\/VIC-REL200100100-01.jpg?v=1781658921","url":"https:\/\/www.nbcampingequipment.com.au\/products\/victron-energy-meter-em540-3-phase-max-65a-phase","provider":"NB Camping Equipment","version":"1.0","type":"link"}