{"title":"WHES commercial energy storage C\u0026I ESS systems for businesses","description":"\u003c!-- =========================================================\n     JSON-LD STRUCTURED DATA\n     FAQPage + BreadcrumbList\n     IMPORTANT before publication: check whether the Shopify theme\n     or an SEO app already generates BreadcrumbList, FAQPage or\n     other schema markup on this page. If duplicate markup exists,\n     remove the relevant @type from this JSON-LD.\n     ========================================================= --\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003c!-- =========================================================\n     COLLECTION HTML\n     No Microdata — structured data handled entirely via JSON-LD\n     ========================================================= --\u003e\n\u003cdiv class=\"collection-wrap\"\u003e\u003c!-- Breadcrumb --\u003e\u003cnav style=\"font-size: 0.88em; color: #666; margin-bottom: 18px;\" aria-label=\"Breadcrumb\"\u003e\n\u003col style=\"list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; align-items: center;\"\u003e\n\u003cli\u003e\u003ca style=\"color: #004494; text-decoration: none;\" href=\"\/en\"\u003eHome\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"color: #aaa;\"\u003e›\u003c\/li\u003e\n\u003cli\u003e\u003ca style=\"color: #004494; text-decoration: none;\" href=\"\/en\/collections\/whes-commerciele-energieopslag-c-i-ess-systemen-voor-bedrijven\"\u003eWHES Commercial Energy Storage\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- Answer-first introduction --\u003e\u003cheader id=\"whes-intro\"\u003e\n\u003cp style=\"font-size: 1.08em; line-height: 1.7; margin-bottom: 14px;\"\u003e\u003cstrong\u003eWHES commercial energy storage\u003c\/strong\u003e comprises battery energy storage systems and \u003cstrong\u003ecommercial battery systems\u003c\/strong\u003e for commercial and industrial sites as well as large-scale energy projects. The portfolio ranges from compact \u003cstrong\u003eC\u0026amp;I Energy Storage Systems (ESS)\u003c\/strong\u003e starting at 29.9 kW to utility-scale solutions in the MW\/MWh range. Depending on the selected system and project architecture, WHES solutions can be used for \u003cstrong\u003epeak shaving, PV energy storage, energy arbitrage, power management, EV charging infrastructure and selected backup and off-grid applications\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp style=\"line-height: 1.7; margin-bottom: 0;\"\u003eRebor supports installers, engineers and business customers with the selection and initial sizing of WHES energy storage systems. The assessment considers not only battery capacity in kWh, but also \u003cstrong\u003epower in kW, load profile, PV generation, grid connection, available grid capacity, operating strategy and any required backup functionality\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/header\u003e\u003c!-- Navigation CTAs --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; margin-top: 20px; margin-bottom: 20px;\"\u003e\u003ca style=\"display: inline-block; font-size: 0.95em; color: #ffffff; background: #2E7D32; text-decoration: none; font-weight: bold; padding: 10px 20px; border-radius: 4px; box-shadow: 0 2px 4px rgba(0,0,0,0.1);\" href=\"\/en\/pages\/contact\"\u003eRequest ESS system advice →\u003c\/a\u003e \u003ca style=\"display: inline-block; font-size: 0.95em; color: #ffffff; background: #004494; text-decoration: none; font-weight: bold; padding: 10px 20px; border-radius: 4px; box-shadow: 0 2px 4px rgba(0,0,0,0.1);\" href=\"#ProductGridContainerScroll\"\u003eView WHES ESS systems ↓\u003c\/a\u003e\u003c\/div\u003e\n\u003c!-- Advice CTA --\u003e\n\u003csection style=\"background: #f9fbfd; border: 1px solid #e2e8f0; border-radius: 12px; padding: 24px 28px; margin: 28px 0;\" aria-labelledby=\"whes-advies-title\"\u003e\n\u003cp style=\"font-size: 0.8em; font-weight: bold; color: #004494; text-transform: uppercase; letter-spacing: 0.08em; margin: 0 0 6px;\"\u003eCommercial energy storage tailored to your project\u003c\/p\u003e\n\u003ch2 style=\"font-size: 1.3rem; font-weight: 800; color: #111; margin: 0 0 10px;\" id=\"whes-advies-title\"\u003eWhich WHES ESS is suitable for your energy project?\u003c\/h2\u003e\n\u003cp style=\"font-size: 0.97em; color: #333; line-height: 1.7; margin: 0 0 16px;\"\u003eA commercial battery system should not be selected solely on the basis of its kWh capacity. A technically appropriate solution also requires assessment of the required \u003cstrong\u003echarging and discharging power, duration of power peaks, consumption profile, PV generation, grid capacity, intended operating strategy and any backup requirements\u003c\/strong\u003e. A system intended for peak shaving therefore requires a different kW\/kWh ratio from a battery designed for energy arbitrage or longer-duration energy shifting.\u003c\/p\u003e\nDiscuss your ESS project with Rebor →\u003c\/section\u003e\n\u003c!-- Product comparison --\u003e\n\u003csection aria-labelledby=\"whes-systemen-title\" id=\"whes-systemen\"\u003e\n\u003ch2 id=\"whes-systemen-title\"\u003eCompare WHES C\u0026amp;I ESS systems and utility energy storage\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eWHES PC-mini, PC-G1, PC-G2 and PC-G3\u003c\/strong\u003e are designed for commercial and industrial energy storage and differ in rated power, battery capacity and scalability. The \u003cstrong\u003eWHES PA-3.0EU\u003c\/strong\u003e is intended for large-scale utility energy storage in the MW\/MWh range. All systems use \u003cstrong\u003eLFP battery technology (LiFePO4)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin: 20px 0 10px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; font-size: 0.93em;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #004494; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003eWHES system\u003c\/th\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003eRated power\u003c\/th\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003eBattery capacity\u003c\/th\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003eClass\u003c\/th\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003ePositioning\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background: #f9f9f9;\"\u003e\u003cstrong\u003ePC-mini\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e29.9 \/ 30 \/ 40 \/ 50 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e57.34–100.35 kWh\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eC\u0026amp;I\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCompact ESS with PV inputs and EPS (\u0026lt;10 ms), max. 6 units in parallel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background: #f9f9f9;\"\u003e\u003cstrong\u003ePC-G1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e100 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e233 kWh\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eC\u0026amp;I\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eIntegrated all-in-one ESS, liquid-cooled battery, RS485\/CAN\/Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background: #f9f9f9;\"\u003e\u003cstrong\u003ePC-G3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e125 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e261 kWh\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eC\u0026amp;I\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eScalable all-in-one ESS, ~1.5 m², max. 24 on-grid \/ 12 off-grid units in parallel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background: #f9f9f9;\"\u003e\u003cstrong\u003ePC-G2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e62.5 \/ 125 \/ 187 \/ 250 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e509 kWh\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eC\u0026amp;I\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eHigh energy capacity with selectable power, max. 6 units in parallel (~1.5 MW \/ 3 MWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background: #f9f9f9;\"\u003e\u003cstrong\u003ePA-3.0EU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e744–1,488 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eapprox. 1,490–2,981 kWh\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUtility\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUtility ESS at MW\/MWh scale, string architecture, flexible 2- and 4-hour solutions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Selection guide --\u003e\n\u003csection style=\"margin-top: 36px;\" aria-labelledby=\"whes-keuze-title\" id=\"whes-keuze\"\u003e\n\u003ch2 id=\"whes-keuze-title\"\u003eWhich WHES ESS suits which application?\u003c\/h2\u003e\n\u003cp\u003eThe correct system selection is determined by the combination of \u003cstrong\u003erequired power, energy capacity, operating duration and system function\u003c\/strong\u003e. The selection guide below provides an initial technical positioning for different project requirements.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin-top: 18px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.93em;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #004494; color: #ffffff; text-align: left;\"\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003eProject requirement\u003c\/th\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003eWHES product class\u003c\/th\u003e\n\u003cth style=\"padding: 11px; border: 1px solid #ddd;\"\u003eTechnical rationale\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCompact commercial ESS with direct PV integration and EPS\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePC-mini\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e29.9–50 kW, 57.34–100.35 kWh, integrated PV inputs, EPS \u0026lt;10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eIntegrated commercial battery system around 100 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePC-G1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e100 kW \/ 233 kWh all-in-one C\u0026amp;I system class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eScalable all-in-one storage from 125 kW\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePC-G3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e125 kW \/ 261 kWh per unit, parallel on-grid and off-grid operation possible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApprox. 500 kWh storage with project-specific power\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePC-G2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e509 kWh with a choice of 62.5 \/ 125 \/ 187 \/ 250 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLarge-scale storage from approximately 1.5 MWh\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePA-3.0EU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eUtility platform from 744–1,488 kW and approx. 1,490–2,981 kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 16px; background: #fff8e1; padding: 13px 16px; border-radius: 5px; border-left: 5px solid #ffc107;\"\u003e\u003cstrong\u003eTechnical selection:\u003c\/strong\u003e Use this guide as an initial orientation. A final system design requires analysis of the grid connection, load profile, PV generation, import and export limits, required charging and discharging strategy, autonomy and any backup requirements.\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Applications --\u003e\n\u003csection style=\"margin-top: 36px;\" aria-labelledby=\"whes-toepassingen-title\" id=\"whes-toepassingen\"\u003e\n\u003ch2 id=\"whes-toepassingen-title\"\u003eApplications of commercial battery energy storage\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ecommercial Energy Storage System\u003c\/strong\u003e or \u003cstrong\u003ecommercial battery system\u003c\/strong\u003e can perform multiple functions within the same energy installation. Its technical and economic value is determined by the local energy profile, available grid capacity and selected system architecture.\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 15px; margin-top: 18px;\"\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 16px; border-radius: 6px; border-left: 4px solid #004494;\"\u003e\u003cstrong\u003ePeak shaving\u003c\/strong\u003e\u003cbr\u003eReduce power peaks by temporarily supplying battery power during periods of high demand.\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 16px; border-radius: 6px; border-left: 4px solid #004494;\"\u003e\u003cstrong\u003ePV storage \u0026amp; self-consumption\u003c\/strong\u003e\u003cbr\u003eStore locally generated solar energy and use it later within business operations.\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 16px; border-radius: 6px; border-left: 4px solid #004494;\"\u003e\u003cstrong\u003eEnergy arbitrage\u003c\/strong\u003e\u003cbr\u003eCoordinate charging and discharging times with the selected energy strategy and differences in electricity prices.\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 16px; border-radius: 6px; border-left: 4px solid #004494;\"\u003e\u003cstrong\u003ePower management\u003c\/strong\u003e\u003cbr\u003eUse battery power to actively influence a site's import, export and load profile.\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 16px; border-radius: 6px; border-left: 4px solid #004494;\"\u003e\u003cstrong\u003eGrid congestion \u0026amp; limited grid capacity\u003c\/strong\u003e\u003cbr\u003eWhere grid connection capacity is limited, an ESS can, depending on the load profile and applicable import and export restrictions, be used for local power management and to limit power peaks.\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 16px; border-radius: 6px; border-left: 4px solid #004494;\"\u003e\u003cstrong\u003eEV charging infrastructure\u003c\/strong\u003e\u003cbr\u003eCombine energy storage with charging infrastructure and other energy assets within an integrated energy management strategy.\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 16px; border-radius: 6px; border-left: 4px solid #004494;\"\u003e\u003cstrong\u003eBackup \u0026amp; off-grid\u003c\/strong\u003e\u003cbr\u003eWhere supported by the product and system architecture, battery storage can be designed for selected backup or off-grid applications.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- WHES OS EMS --\u003e\n\u003csection style=\"margin-top: 36px;\" aria-labelledby=\"whes-ems-title\" id=\"whes-ems\"\u003e\n\u003ch2 id=\"whes-ems-title\"\u003eWHES OS EMS — intelligent energy management for C\u0026amp;I and utility\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eWHES OS Energy Management System\u003c\/strong\u003e determines how available energy assets are controlled within the configured strategy. According to WHES, the platform combines information including \u003cstrong\u003eday-ahead and real-time electricity prices, PV generation, load and the electricity grid\u003c\/strong\u003e for forecasting, optimisation and coordinated dispatch.\u003c\/p\u003e\n\u003cp\u003eSupported functions include \u003cstrong\u003eenergy arbitrage, demand charge management and multi-asset dispatch\u003c\/strong\u003e of batteries, PV, EV chargers and generators, \u003cstrong\u003eAI diagnostics\u003c\/strong\u003e for fault prediction and anomaly detection, and \u003cstrong\u003eBattery Health Management\u003c\/strong\u003e including State of Health (SOH). WHES also documents a \u003cstrong\u003eVPP Management System\u003c\/strong\u003e for C\u0026amp;I and utility storage. The availability and applicability of EMS, market and VPP functions depend on the system configuration, region and integration and must be validated for each project.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Sizing and safety --\u003e\n\u003csection style=\"margin-top: 36px;\" aria-labelledby=\"whes-dimensionering-title\" id=\"whes-dimensionering\"\u003e\n\u003ch2 id=\"whes-dimensionering-title\"\u003eSizing, safety and installation\u003c\/h2\u003e\n\u003cdiv style=\"background: #f0f7ff; border-left: 5px solid #004494; padding: 15px 18px; border-radius: 5px; margin-bottom: 20px;\"\u003e\u003cstrong\u003ekW versus kWh:\u003c\/strong\u003e Power in \u003cstrong\u003ekW\u003c\/strong\u003e determines how much power an ESS can absorb or deliver at a given moment. Battery capacity in \u003cstrong\u003ekWh\u003c\/strong\u003e determines how much energy is available. For \u003cstrong\u003epeak shaving\u003c\/strong\u003e, high discharge power may be required for a relatively short period; for \u003cstrong\u003eenergy arbitrage or longer-duration energy shifting\u003c\/strong\u003e, a larger energy capacity relative to power is more relevant. System sizing should therefore always be based on measured interval data and the intended control strategy.\u003c\/div\u003e\n\u003cp\u003eThe WHES product documentation specifies the following protection ratings for the respective systems: the \u003cstrong\u003ePC-mini\u003c\/strong\u003e has IP55 protection for the battery cabinet and IP66 for the inverter; the \u003cstrong\u003ePC-G1\u003c\/strong\u003e has IP55 with C5 corrosion class; the \u003cstrong\u003ePC-G3\u003c\/strong\u003e has IP55 with C5 corrosion class; and the \u003cstrong\u003ePA-3.0EU\u003c\/strong\u003e has IP55 at system level. For the \u003cstrong\u003ePC-G2\u003c\/strong\u003e, the technical specification table states IP55, while the product presentation additionally specifies IP55 for the battery cabinet and IP65 for the PCS. Always consult the current technical documentation to determine the project-specific protection level of the PC-G2.\u003c\/p\u003e\n\u003cp\u003eFire protection concepts differ by system and configuration. Always consult the official WHES documentation for the relevant system regarding detection, fire suppression, pressure relief and other safety provisions.\u003c\/p\u003e\n\u003cp\u003eFor every commercial ESS installation, at least the following project-specific conditions must be assessed: \u003cstrong\u003emain grid connection and grid capacity, load profile and power peaks, AC protection and cable sizing, installation location and fire safety concept, communication between PCS\/BMS\/EMS, PV and EV integration, requirements for on-grid, off-grid or EPS operation\u003c\/strong\u003e, and the intended charging and discharging strategy.\u003c\/p\u003e\n\u003cdiv style=\"background: #fdecea; border-left: 5px solid #e53935; padding: 12px 16px; border-radius: 5px; margin-top: 14px;\"\u003e\u003cstrong\u003eSafety warning:\u003c\/strong\u003e A commercial ESS is a high-energy electrical installation. Installation, commissioning and maintenance must only be carried out in accordance with the official WHES documentation, project specifications and applicable electrical, grid connection and fire safety regulations.\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection style=\"margin-top: 44px; padding-top: 24px; border-top: 2px solid #004494;\" id=\"whes-faq\" class=\"faq-section\"\u003e\n\u003ch2 style=\"text-align: center; margin-bottom: 8px;\"\u003eFrequently asked questions about WHES commercial energy storage\u003c\/h2\u003e\n\u003cp style=\"text-align: center; max-width: 820px; margin: 0 auto 24px; color: #555;\"\u003eTechnical answers about WHES C\u0026amp;I ESS, commercial battery storage, peak shaving, PV integration, scalability and system selection.\u003c\/p\u003e\n\u003cdetails style=\"margin-bottom: 10px;\" class=\"sub-details\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; border-bottom: 1px solid #eee; padding: 12px 0;\"\u003eWhat is a C\u0026amp;I Energy Storage System?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003eA C\u0026amp;I Energy Storage System is an energy storage system designed for \u003cstrong\u003eCommercial \u0026amp; Industrial\u003c\/strong\u003e applications. It combines battery storage with power electronics and system control and, depending on the design, can be used for \u003cstrong\u003epeak shaving, PV energy storage, energy arbitrage, power management\u003c\/strong\u003e and selected backup applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px;\" class=\"sub-details\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; border-bottom: 1px solid #eee; padding: 12px 0;\"\u003eWhich WHES ESS systems are compared on this page?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003eThis page compares the \u003cstrong\u003ePC-mini\u003c\/strong\u003e from 29.9–50 kW and 57.34–100.35 kWh, the \u003cstrong\u003ePC-G1\u003c\/strong\u003e at 100 kW \/ 233 kWh, the \u003cstrong\u003ePC-G3\u003c\/strong\u003e at 125 kW \/ 261 kWh and the \u003cstrong\u003ePC-G2\u003c\/strong\u003e from 62.5–250 kW \/ 509 kWh. The WHES documentation also includes the \u003cstrong\u003ePA-3.0EU\u003c\/strong\u003e with configurations from 744–1,488 kW and approximately 1,490–2,981 kWh.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px;\" class=\"sub-details\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; border-bottom: 1px solid #eee; padding: 12px 0;\"\u003eWhat is the difference between C\u0026amp;I and utility energy storage?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003eC\u0026amp;I stands for \u003cstrong\u003eCommercial \u0026amp; Industrial\u003c\/strong\u003e and refers to energy storage for commercial and industrial sites. The WHES \u003cstrong\u003ePC-mini, PC-G1, PC-G2 and PC-G3\u003c\/strong\u003e belong to this system class. The \u003cstrong\u003ePA-3.0EU\u003c\/strong\u003e is positioned by WHES as a Utility Energy Storage System for projects at MW\/MWh scale.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px;\" class=\"sub-details\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; border-bottom: 1px solid #eee; padding: 12px 0;\"\u003eCan a WHES battery be used for peak shaving?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003eYes. A commercial ESS can be used for \u003cstrong\u003epeak shaving\u003c\/strong\u003e by temporarily supplying battery power during periods of high demand, thereby reducing power peaks. Correct sizing requires analysis of both the magnitude and duration of the peak. This means that both the required power in kW and the energy capacity in kWh are relevant.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px;\" class=\"sub-details\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; border-bottom: 1px solid #eee; padding: 12px 0;\"\u003eWhat is more important for a commercial battery: kW or kWh?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003eBoth are essential. \u003cstrong\u003ekW\u003c\/strong\u003e determines how much power the battery can absorb or deliver at a given moment. \u003cstrong\u003ekWh\u003c\/strong\u003e determines how much energy can be stored. Peak shaving may require high power for a short period, while longer-duration energy shifting may require relatively more battery capacity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px;\" class=\"sub-details\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; border-bottom: 1px solid #eee; padding: 12px 0;\"\u003eCan a WHES ESS operate with solar PV and EV chargers?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003eWHES OS EMS is designed for coordinated control of multiple energy assets, including \u003cstrong\u003eenergy storage, PV, EV chargers and generators\u003c\/strong\u003e. Communication, protocol support and available functionality must be validated for each project and connected device.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px;\" class=\"sub-details\"\u003e\n\u003csummary style=\"cursor: pointer; font-weight: bold; border-bottom: 1px solid #eee; padding: 12px 0;\"\u003eHow many kWh of battery storage does a business need?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 10px 0;\"\u003e\n\u003cp\u003eThe required battery capacity cannot be reliably determined from annual electricity consumption alone. Commercial energy storage sizing requires at least the \u003cstrong\u003eload profile, power peaks, peak duration, PV generation, grid connection, required charging and discharging duration and intended application\u003c\/strong\u003e. A battery designed for peak shaving therefore requires a different kW\/kWh ratio from a system intended for several hours of energy shifting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c!-- Project advice + CTA --\u003e\n\u003csection style=\"margin-top: 42px;\" aria-labelledby=\"whes-contact-title\" id=\"whes-contact\"\u003e\n\u003ch2 id=\"whes-contact-title\"\u003eHave your WHES commercial ESS sized for your project\u003c\/h2\u003e\n\u003cp\u003eA professional battery project starts with the energy profile of the site. Rebor supports the initial technical selection of the appropriate \u003cstrong\u003eWHES C\u0026amp;I or utility product class\u003c\/strong\u003e and the determination of a logical combination of power, battery capacity and system architecture.\u003c\/p\u003e\n\u003cp\u003eFor an initial technical assessment, the following project information should preferably be available: \u003cstrong\u003emain grid connection and contracted power, 15-minute interval data or a detailed consumption profile, existing and\/or planned PV capacity, maximum import and export peaks, any EV charging infrastructure and the intended application\u003c\/strong\u003e (peak shaving, energy arbitrage, PV optimisation or backup), required charging and discharging power in kW, required energy capacity or autonomy in kWh, available installation space and any requirements for off-grid or EPS operation.\u003c\/p\u003e\n\u003cdiv style=\"background: #f0f7ff; border: 1px solid rgba(0,68,148,0.15); border-radius: 12px; padding: 24px 28px; margin-top: 22px; box-shadow: 0 8px 24px -18px rgba(0,68,148,0.25);\"\u003e\n\u003cp style=\"font-size: 0.8em; font-weight: bold; color: #004494; text-transform: uppercase; letter-spacing: 0.08em; margin: 0 0 7px;\"\u003eTechnical project advice\u003c\/p\u003e\n\u003ch3 style=\"margin: 0 0 10px; color: #111;\"\u003eCommercial battery storage with WHES?\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 16px; line-height: 1.65;\"\u003eSend your project information to Rebor for support with the initial selection and sizing of the appropriate WHES energy storage system: from compact C\u0026amp;I storage to large-scale utility energy storage.\u003c\/p\u003e\n\u003ca href=\"https:\/\/www.shop-rebor.com\/en\/pages\/contact\" style=\"display: inline-block; color: #ffffff; background: #004494; text-decoration: none; font-weight: bold; padding: 12px 25px; border-radius: 6px;\"\u003eRequest WHES ESS project advice →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Product grid anchor --\u003e\n\u003cdiv style=\"display: block; position: relative; top: -100px; visibility: hidden; clear: both;\" id=\"ProductGridContainerScroll\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","products":[],"url":"https:\/\/www.shop-rebor.com\/en\/collections\/whes-commerciele-energieopslag-c-i-ess-systemen-voor-bedrijven.oembed","provider":"Rebor B.V.","version":"1.0","type":"link"}