{"id":2967,"date":"2026-04-07T12:44:12","date_gmt":"2026-04-07T12:44:12","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=2967"},"modified":"2026-04-07T12:44:14","modified_gmt":"2026-04-07T12:44:14","slug":"solar-pv-combiner-box-configuration-diagram","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/es\/blog\/solar-pv-combiner-box-configuration-diagram\/","title":{"rendered":"Solar PV Combiner Box Configuration Diagram"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Photovoltaic Protection Box &#8211; Technical Configuration<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">System Overview<\/h3>\n\n\n\n<p><strong>Product by: Kuangya Electrical Equipment Supply (<a href=\"http:\/\/cnkuangya.com\/es\/\">cnkuangya.com<\/a>)<\/strong><\/p>\n\n\n\n<p>The PV Combiner Box is a critical component in solar installations, providing centralized DC protection, monitoring, and connection management for multiple PV strings before feeding into the inverter.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"687\" height=\"1024\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-687x1024.png\" alt=\"\" class=\"wp-image-2968\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-687x1024.png 687w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-201x300.png 201w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-768x1145.png 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-1030x1536.png 1030w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-1374x2048.png 1374w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-8x12.png 8w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-300x447.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-600x894.png 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/04\/image-scaled.png 1717w\" sizes=\"auto, (max-width: 687px) 100vw, 687px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Configuration Diagram<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502                    PV COMBINER BOX (IP65 Enclosure)                 \u2502\n\u2502                        Model: KYDB Series                            \u2502\n\u2502                     www.cnkuangya.com                               \u2502\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524\n\u2502                                                                       \u2502\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500  INPUT SECTION (DC+\/DC-)  \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502  String 1:  &#91;+]\u2500\u2524Fuse gPV 14\u00d785\u251c\u2500\u2524SPD\u251c\u2500\u2510                     \u2502  \u2502\n\u2502  \u2502                                            \u2502                     \u2502  \u2502\n\u2502  \u2502  String 2:  &#91;+]\u2500\u2524Fuse gPV 14\u00d785\u251c\u2500\u2524SPD\u251c\u2500\u2524                     \u2502  \u2502\n\u2502  \u2502                                            \u2502                     \u2502  \u2502\n\u2502  \u2502  String 3:  &#91;+]\u2500\u2524Fuse gPV 14\u00d785\u251c\u2500\u2524SPD\u251c\u2500\u2524  DC Bus (+)         \u2502  \u2502\n\u2502  \u2502                                            \u2502                     \u2502  \u2502\n\u2502  \u2502  String 4:  &#91;+]\u2500\u2524Fuse gPV 14\u00d785\u251c\u2500\u2524SPD\u251c\u2500\u2524                     \u2502  \u2502\n\u2502  \u2502                                            \u2502                     \u2502  \u2502\n\u2502  \u2502  String 5:  &#91;+]\u2500\u2524Fuse gPV 14\u00d785\u251c\u2500\u2524SPD\u251c\u2500\u2524                     \u2502  \u2502\n\u2502  \u2502                                            \u2502                     \u2502  \u2502\n\u2502  \u2502  String 6:  &#91;+]\u2500\u2524Fuse gPV 14\u00d785\u251c\u2500\u2524SPD\u251c\u2500\u2518                     \u2502  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502  \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500 \u2500   \u2502  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502  String 1:  &#91;-]\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                         \u2502  \u2502\n\u2502  \u2502  String 2:  &#91;-]\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524                         \u2502  \u2502\n\u2502  \u2502  String 3:  &#91;-]\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524  DC Bus (-)             \u2502  \u2502\n\u2502  \u2502  String 4:  &#91;-]\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524                         \u2502  \u2502\n\u2502  \u2502  String 5:  &#91;-]\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524                         \u2502  \u2502\n\u2502  \u2502  String 6:  &#91;-]\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                         \u2502  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2502\n\u2502                                                                       \u2502\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500  PROTECTION SECTION  \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502   DC Bus (+) \u2500\u2500\u2524DC Circuit Breaker KYDB-63\u251c\u2500\u2510                \u2502  \u2502\n\u2502  \u2502                     (1500V, 63A)              \u2502                \u2502  \u2502\n\u2502  \u2502                                                \u2502                \u2502  \u2502\n\u2502  \u2502   \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                \u2502  \u2502\n\u2502  \u2502   \u2502                                                             \u2502  \u2502\n\u2502  \u2502   \u2502    \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                    \u2502  \u2502\n\u2502  \u2502   \u251c\u2500\u2500\u2500\u2500\u2524  DC Surge Protector (SPD)       \u2502                    \u2502  \u2502\n\u2502  \u2502   \u2502    \u2502  Type 1+2, 1500V DC              \u2502                    \u2502  \u2502\n\u2502  \u2502   \u2502    \u2502  Imax: 40kA, In: 20kA            \u2502                    \u2502  \u2502\n\u2502  \u2502   \u2502    \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                    \u2502  \u2502\n\u2502  \u2502   \u2502                      \u2502                                      \u2502  \u2502\n\u2502  \u2502   \u2502                      \u251c\u2500\u2500\u2500\u2500 PE (Ground)                     \u2502  \u2502\n\u2502  \u2502   \u2502                                                             \u2502  \u2502\n\u2502  \u2502   \u2502    \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510                    \u2502  \u2502\n\u2502  \u2502   \u2514\u2500\u2500\u2500\u2500\u2524  DC Switch Disconnector          \u2502                    \u2502  \u2502\n\u2502  \u2502        \u2502  Load Break Switch               \u2502                    \u2502  \u2502\n\u2502  \u2502        \u2502  Manual Operation                \u2502                    \u2502  \u2502\n\u2502  \u2502        \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518                    \u2502  \u2502\n\u2502  \u2502                      \u2502                                          \u2502  \u2502\n\u2502  \u2502   DC Bus (-) \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510    \u2502  \u2502\n\u2502  \u2502                                                            \u2502    \u2502  \u2502\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2502\n\u2502                                                                       \u2502\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500  OUTPUT SECTION  \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502   DC Output (+) \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2192  To Inverter (+)        \u2502  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502   DC Output (-) \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2192  To Inverter (-)        \u2502  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502   PE (Ground)   \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2192  Equipment Ground       \u2502  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2502\n\u2502                                                                       \u2502\n\u2502  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500  MONITORING SECTION  \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2502   \u2022 Voltage Monitoring (DC+ to DC-)                            \u2502  \u2502\n\u2502  \u2502   \u2022 Current Monitoring (per string)                            \u2502  \u2502\n\u2502  \u2502   \u2022 Temperature Sensors                                        \u2502  \u2502\n\u2502  \u2502   \u2022 SPD Status Indicator (Red Light = Fault)                  \u2502  \u2502\n\u2502  \u2502   \u2022 Communication Port (RS485\/Modbus)                          \u2502  \u2502\n\u2502  \u2502                                                                 \u2502  \u2502\n\u2502  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518  \u2502\n\u2502                                                                       \u2502\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Component Specifications<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>PV String Fuses (gPV Type)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Modelo<\/strong>: gPV 14\u00d785 mm<\/li>\n\n\n\n<li><strong>Clasificaci\u00f3n<\/strong>: 10A &#8211; 30A (depending on string current)<\/li>\n\n\n\n<li><strong>Tensi\u00f3n<\/strong>: 1000V \/ 1500V DC<\/li>\n\n\n\n<li><strong>Capacidad de rotura<\/strong>: High interrupting rating for DC applications<\/li>\n\n\n\n<li><strong>Funci\u00f3n<\/strong>: Overcurrent protection for individual PV strings<\/li>\n\n\n\n<li><strong>Caracter\u00edsticas<\/strong>: UV-resistant, replaceable modules<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>DC Surge Protection Device (SPD)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tipo<\/strong>: Type 1+2 Combined<\/li>\n\n\n\n<li><strong>Tensi\u00f3n nominal<\/strong>: 1500V DC<\/li>\n\n\n\n<li><strong>Corriente m\u00e1xima de descarga (Imax)<\/strong>: 40kA (8\/20\u03bcs)<\/li>\n\n\n\n<li><strong>Corriente nominal de descarga (In)<\/strong>: 20kA<\/li>\n\n\n\n<li><strong>Protection Level (Up)<\/strong>: &lt; 4kV<\/li>\n\n\n\n<li><strong>Indicaci\u00f3n de estado<\/strong>: Visual indicator window (Red = Failure)<\/li>\n\n\n\n<li><strong>Funci\u00f3n<\/strong>: Lightning and surge protection<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>Disyuntor de CC<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Modelo<\/strong>: KYDB-63 Series<\/li>\n\n\n\n<li><strong>Corriente nominal<\/strong>: 16A &#8211; 63A<\/li>\n\n\n\n<li><strong>Tensi\u00f3n nominal<\/strong>: 1000V \/ 1500V DC<\/li>\n\n\n\n<li><strong>Postes<\/strong>: 2P (Positive and Negative)<\/li>\n\n\n\n<li><strong>Capacidad de rotura<\/strong>: 10kA &#8211; 20kA DC<\/li>\n\n\n\n<li><strong>Funci\u00f3n<\/strong>: Overload and short-circuit protection, manual isolation<\/li>\n\n\n\n<li><strong>Caracter\u00edsticas<\/strong>: Arc extinction technology for DC applications<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>Interruptor-seccionador CC<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tipo<\/strong>: Load Break Switch<\/li>\n\n\n\n<li><strong>Clasificaci\u00f3n<\/strong>: Up to 63A, 1500V DC<\/li>\n\n\n\n<li><strong>Operaci\u00f3n<\/strong>: Manual rotary handle<\/li>\n\n\n\n<li><strong>Funci\u00f3n<\/strong>: Safe isolation for maintenance<\/li>\n\n\n\n<li><strong>Caracter\u00edsticas<\/strong>: Lockable in OFF position, visible contact gap<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. <strong>Recinto<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Material<\/strong>: Powder-coated steel or UV-resistant plastic<\/li>\n\n\n\n<li><strong>Grado de protecci\u00f3n<\/strong>: IP65 (dust-tight, water jet protected)<\/li>\n\n\n\n<li><strong>Montaje<\/strong>: Wall-mount or pole-mount options<\/li>\n\n\n\n<li><strong>Cable Entry<\/strong>: Bottom entry with cable glands<\/li>\n\n\n\n<li><strong>Dimensiones<\/strong>: Customizable based on string quantity<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Technical Parameters<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Par\u00e1metro<\/th><th>Especificaci\u00f3n<\/th><\/tr><\/thead><tbody><tr><td><strong>Max Input Strings<\/strong><\/td><td>6 &#8211; 16 (customizable)<\/td><\/tr><tr><td><strong>Tensi\u00f3n del sistema<\/strong><\/td><td>1000V \/ 1500V DC<\/td><\/tr><tr><td><strong>Max Input Current per String<\/strong><\/td><td>15A &#8211; 20A<\/td><\/tr><tr><td><strong>Total Output Current<\/strong><\/td><td>Up to 400A<\/td><\/tr><tr><td><strong>Temperatura de funcionamiento<\/strong><\/td><td>-40\u00b0C a +70\u00b0C<\/td><\/tr><tr><td><strong>Altitud<\/strong><\/td><td>\u2264 2000m (standard), higher available<\/td><\/tr><tr><td><strong>Normas de cumplimiento<\/strong><\/td><td>IEC 60947, IEC 61643-31, CE, RoHS<\/td><\/tr><tr><td><strong>Garant\u00eda<\/strong><\/td><td>5 a\u00f1os est\u00e1ndar<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Funciones de protecci\u00f3n<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u2713 <strong>Protecci\u00f3n a nivel de cadena<\/strong><\/h3>\n\n\n\n<p>Each PV string is individually protected with gPV fuses and SPDs, preventing fault propagation between strings.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u2713 <strong>Protecci\u00f3n contra sobretensiones<\/strong><\/h3>\n\n\n\n<p>Type 1+2 SPD provides comprehensive protection against direct and indirect lightning strikes, as well as switching surges.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u2713 <strong>Protecci\u00f3n contra sobrecorriente<\/strong><\/h3>\n\n\n\n<p>DC circuit breakers protect the main bus and downstream equipment from overload and short-circuit conditions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u2713 <strong>Isolation Capability<\/strong><\/h3>\n\n\n\n<p>Switch disconnector allows safe maintenance with visible contact separation and lockout capability.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u2713 <strong>Reverse Polarity Protection<\/strong><\/h3>\n\n\n\n<p>Blocking diodes or fuse coordination prevents reverse current flow during shading or module mismatch.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Installation Guidelines<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Selecci\u00f3n de ubicaci\u00f3n<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Install close to PV array to minimize DC cable runs<\/li>\n\n\n\n<li>Ensure adequate ventilation and shade from direct sunlight<\/li>\n\n\n\n<li>Accessible for maintenance and inspection<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Wiring Requirements<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use UV-resistant DC cables (PV1-F or equivalent)<\/li>\n\n\n\n<li>Proper cable sizing based on string current and voltage drop<\/li>\n\n\n\n<li>Secure cable glands to maintain IP65 rating<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Conexi\u00f3n a tierra<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Connect enclosure to equipotential grounding system<\/li>\n\n\n\n<li>Ensure SPD ground lead is as short as possible (&lt; 0.5m)<\/li>\n\n\n\n<li>Use copper grounding conductors (min. 16mm\u00b2)<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Etiquetado<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Clear identification of each string input<\/li>\n\n\n\n<li>Warning labels for DC voltage hazards<\/li>\n\n\n\n<li>Operation instructions on enclosure door<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Calendario de mantenimiento<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Interval<\/th><th>Tarea de mantenimiento<\/th><\/tr><\/thead><tbody><tr><td><strong>Mensualmente<\/strong><\/td><td>Visual inspection of SPD status indicators<\/td><\/tr><tr><td><strong>Trimestral<\/strong><\/td><td>Check for loose connections, clean enclosure<\/td><\/tr><tr><td><strong>Anualmente<\/strong><\/td><td>Thermal imaging scan, torque verification<\/td><\/tr><tr><td><strong>As Needed<\/strong><\/td><td>Replace failed SPDs, blown fuses<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Quality Assurance<\/h2>\n\n\n\n<p><strong>Kuangya Electrical Commitment:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2713 Factory acceptance testing (FAT) before shipment<\/li>\n\n\n\n<li>\u2713 IEC, CE, RoHS compliance certification<\/li>\n\n\n\n<li>\u2713 Rigorous thermal cycling and voltage stress tests<\/li>\n\n\n\n<li>\u2713 Comprehensive technical documentation<\/li>\n\n\n\n<li>\u2713 Global technical support and spare parts availability<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>For detailed specifications, customization, or quotation:<\/strong><\/p>\n\n\n\n<p><strong>Suministro de equipos el\u00e9ctricos Kuangya<\/strong>\\<br>Website: <a href=\"https:\/\/cnkuangya.com\/es\/\">cnkuangya.com<\/a>\\<br>Product Line: DC Photovoltaic Protection Systems\\<br>Experience: 25+ years | 2000+ projects delivered worldwide<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><em>This configuration represents a standard 6-string PV combiner box. Configurations can be customized for 8, 12, 16, or more strings based on project requirements.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Photovoltaic Protection Box &#8211; Technical Configuration System Overview Product by: Kuangya Electrical Equipment Supply (cnkuangya.com) The PV Combiner Box is a critical component in solar installations, providing centralized DC protection, monitoring, and connection management for multiple PV strings before feeding into the inverter. Configuration Diagram Component Specifications 1. PV String Fuses (gPV Type) 2. DC [&hellip;]<\/p>","protected":false},"author":4,"featured_media":2352,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-2967","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/posts\/2967","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/comments?post=2967"}],"version-history":[{"count":1,"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/posts\/2967\/revisions"}],"predecessor-version":[{"id":2969,"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/posts\/2967\/revisions\/2969"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/media\/2352"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/media?parent=2967"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/categories?post=2967"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/es\/wp-json\/wp\/v2\/tags?post=2967"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}