{"id":6217,"date":"2026-03-16T09:47:19","date_gmt":"2026-03-16T09:47:19","guid":{"rendered":"https:\/\/www.krlpower.com\/?post_type=product&p=6217"},"modified":"2026-03-30T06:15:15","modified_gmt":"2026-03-30T06:15:15","slug":"krl-b522l-250kw-522kwh","status":"publish","type":"product","link":"https:\/\/www.krlpower.com\/ar\/battery\/krl-b522l-250kw-522kwh\/","title":{"rendered":"KRL-B522L-250kW-522kWh"},"content":{"rendered":"
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Model<\/td>KRL-B522L-250H3S-240M2-HX1<\/td><\/tr>
Battery<\/td><\/tr>
\u0646\u0648\u0639 \u0627\u0644\u0628\u0637\u0627\u0631\u064a\u0629<\/td>\u0628\u0637\u0627\u0631\u064a\u0629 LiFePO4<\/td><\/tr>
Rated Energy<\/td>522kWh<\/td><\/tr>
Nominal Voltage<\/td>832V<\/td><\/tr>
Rated Capacity<\/td>628Ah<\/td><\/tr>
PV<\/td><\/tr>
Max. Power<\/td>240KW<\/td><\/tr>
Max. PV Voltage<\/td>950Vdc<\/td><\/tr>
MPPT Voltage Range<\/td>250~850Vdc<\/td><\/tr>
Max. PV Input Current<\/td>200A+200A<\/td><\/tr>
MPPT Channels<\/td>2<\/td><\/tr>
AC(On-grid)<\/td><\/tr>
Rated Power<\/td>250kW<\/td><\/tr>
AC Voltage<\/td>400Vac\/230Vac(L1\/L2\/L3\/N\/PE)<\/td><\/tr>
Rated Frequency<\/td>50Hz\/60Hz<\/td><\/tr>
Max. AC Current<\/td>375A<\/td><\/tr>
AC(Off-grid)<\/td><\/tr>
Rated Power<\/td>250kW<\/td><\/tr>
AC Voltage<\/td>400Vac\/230Vac(L1\/L2\/L3\/N\/PE)<\/td><\/tr>
Rated Frequency<\/td>50Hz\/60Hz<\/td><\/tr>
Max. AC Current<\/td>375A<\/td><\/tr>
Switching Time<\/td><10ms<\/td><\/tr>
Parallel Number<\/td>6<\/td><\/tr>
General Parameter<\/td><\/tr>
Diesel Generator Port<\/td>Yes<\/td><\/tr>
Communication Type<\/td>RS485\/WiFi<\/td><\/tr>
IP Grade<\/td>IP65(Battery)<\/td><\/tr>
Fire Protection System<\/td>Yes<\/td><\/tr>
Operating Temperature<\/td>-10\u00b0C~55\u00b0C<\/td><\/tr>
Humidity Range<\/td>5%~95%<\/td><\/tr>
Altitude<\/td><2000m<\/td><\/tr>
Battery Cooling Method<\/td>Liquid cooling<\/td><\/tr>
PCS Cooling Method<\/td>Intelligent cooling<\/td><\/tr>
Size(mm)<\/td>2480*1400*2050mm<\/td><\/tr>
Weight(kg)<\/td>4900kg(about)<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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KRL-B522L Applications & Solutions<\/span><\/span>
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\"KRL<\/figure>

Mountainous areas and islands<\/h3>

For remote islands or isolated mining sites with immense energy needs, the KRL-B522L acts as a standalone powerhouse. Featuring a massive 240kW MPPT capability, it harnesses tremendous amounts of solar energy during the day. This true plug-and-play system completely replaces mega-diesel generators, delivering robust, grid-forming energy independence to entire off-grid communities and heavy extraction operations.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"Gas<\/figure>

Gas station<\/h3>

Modern gas stations are evolving into high-demand energy hubs with multiple EV fast-charging stations. The KRL-B522L provides the immense power required to support these concurrent heavy loads. Driven by proprietary liquid-cooling and an automated fire suppression system, it guarantees absolute safety in highly flammable environments while ensuring payment and pumping systems never go offline.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"\"<\/figure>

Disaster emergency power supply<\/h3>

When a major disaster strikes, temporary hospitals and large-scale rescue command centers require massive, immediate power. Despite its immense 522kWh capacity, the KRL-B522L is pre-assembled and tested in our source factory, eliminating complex onsite engineering. It can be deployed as a heavy-duty, plug-and-play emergency vault, bringing life-saving electricity to devastated regions with zero delay.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"Factory<\/figure>

Factory power supply<\/h3>

A single power dip can ruin an entire batch of materials in heavy manufacturing. The KRL-B522L is built specifically to power large-scale industrial loads. With its sub-10ms zero-downtime switchover, it comprehensively protects continuous production lines, massive CNC machinery, and critical industrial parks from grid instability, while effectively reducing peak-hour electricity costs.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"Supermarket<\/figure>

Supermarket Power Supply<\/h3>

Mega-malls and massive retail centers consume vast amounts of electricity for commercial HVAC and extensive cold-chain storage. The KRL-B522L\u2019s massive 522kWh capacity ensures long-lasting backup power for large-scale inventory protection. Its uncompromising safety architecture allows it to be safely deployed in densely populated commercial zones without risk.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"PV<\/figure>

PV power generation<\/h3>

To maximize the ROI of extensive utility-scale solar farms, the KRL-B522L perfectly synergizes with huge PV arrays. Its massive 240kW MPPT rapidly captures peak solar generation, while the advanced liquid-cooling technology ensures the 522kWh battery pack operates at maximum efficiency and lifespan, safely storing immense solar energy for nighttime grid dispatch.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Engineered for massive scale and extreme industrial demands, the heavy-duty KRL-B522L 250kW\/522kWh Liquid-Cooled ESS<\/b> is the ultimate standalone micro-grid powerhouse. Driven by our proprietary liquid-cooling technology and an automated fire suppression system, it guarantees uncompromising safety for the world’s most critical loads. With a massive 240kW MPPT capability to harness immense solar energy and sub-10ms zero-downtime switchover, it comprehensively protects continuous production lines. Pre-assembled and tested in our National High-Tech Enterprise source factory, this highly integrated cabinet eliminates complex onsite engineering, delivering true plug-and-play energy independence tailored for your mega-projects.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

The KRL-B522L<\/b><\/strong>\u00a0is a heavy-duty 250kW\/522kWh Liquid-Cooled Energy Storage System, built specifically to power large-scale industrial loads. Acting as a standalone micro-grid powerhouse, it features a massive 240kW MPPT capability to harness immense solar energy. Driven by our proprietary liquid-cooling technology and an automated fire suppression system, it guarantees uncompromising safety. With its sub-10ms zero-downtime switchover<\/b><\/strong>, it comprehensively protects continuous production lines. Pre-assembled and tested in our source factory, this massive yet highly integrated cabinet eliminates complex onsite engineering, delivering true plug-and-play energy independence for global mining sites and large factories.<\/p>","protected":false},"featured_media":6218,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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KRL-B522L\u00a0is a heavy-duty 250kW\/522kWh Liquid-Cooled Energy Storage System, built specifically to power large-scale industrial loads. Acting as a standalone micro-grid powerhouse, it features a massive 240kW MPPT capability to harness immense solar energy. Driven by our proprietary liquid-cooling technology and an automated fire suppression system, it guarantees uncompromising safety. With its sub-10ms zero-downtime switchover,…","_links":{"self":[{"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/product\/6217","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/comments?post=6217"}],"version-history":[{"count":11,"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/product\/6217\/revisions"}],"predecessor-version":[{"id":6379,"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/product\/6217\/revisions\/6379"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/media\/6218"}],"wp:attachment":[{"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/media?parent=6217"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/product_brand?post=6217"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/product_cat?post=6217"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.krlpower.com\/ar\/wp-json\/wp\/v2\/product_tag?post=6217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}