{"id":1683,"date":"2021-03-14T04:04:19","date_gmt":"2021-03-13T20:04:19","guid":{"rendered":"https:\/\/marellispares.com\/demo\/?post_type=product&#038;p=1683"},"modified":"2026-01-02T20:27:56","modified_gmt":"2026-01-02T12:27:56","slug":"m25fa932a-automatic-voltage-regulator","status":"publish","type":"product","link":"https:\/\/marellispares.com\/shop\/product\/m25fa932a-automatic-voltage-regulator\/","title":{"rendered":"M25FA932A &#8211; Automatic Voltage Regulator"},"content":{"rendered":"<p>The voltage regulator type \u201cX20\u201d, is suitable for Synchronous Generators of MARELLI MOTORI make, size range 160-710 frames. This regulator is proper to operate on machines rated from 10 up to 3000 kVA. The components of the regulator are encapsulated in order to maintain high reliability also with severe ambient conditions (high level of humidity, dust, salt atmosphere), and in case of high vibrations level. The regulator is proper both for single and 3-phase generators.<\/p>\n<p><strong>Technical Data:<\/strong><\/p>\n<ul>\n<li>REGULATION ACCURACY : +\/- 1,5 %<\/li>\n<li>VOLTAGE DRIFT: +\/- 1 % voltage change, for 50\u00b0C T amb. change<\/li>\n<li>RESPONSE TIME: 1 cycle<\/li>\n<li>OPERATING TEMPERATURE: -20 \u00b0C \u00f7 +60 \u00b0C<\/li>\n<li>EXCITER FIELD RESISTANCE: 3 W (min) \u00f7 25 W(max)<\/li>\n<li>INPUT\/OUTPUT DATA:\n<ul>\n<li>SUPPLY VOLTAGE: 170 -270 V<\/li>\n<li>POWER SUPPLY: 1000 VA (max)<\/li>\n<li>POWER DISSIPATED: 30 W (max)<\/li>\n<li>VOLTAGE SENSING: 170 &#8211; 270 V , 350 &#8211; 480 V<\/li>\n<li>OUTPUT VOLTAGE (DC): 30 V<\/li>\n<li>OUTPUT CURRENT (DC): 8 A (max, continuous)<\/li>\n<li>OUTPUT CURRENT (DC): 15 A (max forcing one minute)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong><em>*Alternative for M25FA468A, M25FA501A, M25FA502A and M25FA575A.<\/em><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<h6>Marelli Automatic Voltage Regulator<\/h6>\n","protected":false},"featured_media":1740,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","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":"","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":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[47,181],"product_tag":[48,49,59,51,52,53],"class_list":{"0":"post-1683","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-avr-automatic-voltage-regulator","7":"product_cat-google_shopping_listing","8":"product_tag-automatic-voltage-regulator","9":"product_tag-avr","10":"product_tag-m25fa932a","11":"product_tag-marelli","12":"product_tag-marellispares","13":"product_tag-spare-parts","14":"desktop-align-left","15":"tablet-align-left","16":"mobile-align-left","18":"first","19":"instock","20":"taxable","21":"shipping-taxable","22":"purchasable","23":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>M25FA932A - Automatic Voltage Regulator - One Stop Shop Online<\/title>\n<meta name=\"description\" content=\"Your One Stop Shop Online . 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