{"id":2899,"date":"2025-06-16T00:28:29","date_gmt":"2025-06-16T00:28:29","guid":{"rendered":"https:\/\/altal.md\/?post_type=product&#038;p=2899"},"modified":"2026-06-02T13:00:21","modified_gmt":"2026-06-02T10:00:21","slug":"integrated-controller-4-kw-dc","status":"publish","type":"product","link":"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/","title":{"rendered":"Integrated controller 4 kW DC inverter for compressor"},"content":{"rendered":"<div class=\"flex product-title-container\">\n<div class=\"header-product\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">content<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Controler_integrat_4_kW_DC_invertor_04KWDCEVIONE\" >Integrated controller 4 kW DC inverter 04KWDCEVIONE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Control_si_configurarea_sistemului\" >System control and configuration<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Capacitati_de_control\" >Control capabilities<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Echipare_controler_integrat_4_kW_DC\" >Integrated controller equipment 4 kW DC<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Echipamente_suplimentare\" >Additional equipment:<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Senzori\" >sensors<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Schema_de_control_a_campului_magnetic_slabit_Controler_integrat_4_kW_DC_04KWDCEVIONE_extinde_intervalul_de_functionare_al_compresorului_crescand_versatilitatea_acestuia_Schema_de_control_a_curentului_MTPA_Acest_Controler_integrat_4_kW_DC_utilizeaza_in_mod_maxim_caracteristicile_compresorului_sporind_eficienta_energetica_Control_triplu-circuit_Circuitele_de_pozitie_curent_si_viteza_in_bucla_inchisa_asigura_functionare_stabila_si_fiabila_a_dispozitivului_cu_o_rezistenta_ridicata_la_influente_externe_Schema_PFC_fiabila_Tehnologia_software_de_corectie_a_factorului_de_putere_asigura_un_nivel_scazut_de_pulsatii_ale_curentului_coeficientul_de_putere_fiind_peste_099_Functia_PFC\" >Weakened magnetic field control scheme 4 kW DC integrated controller 04KWDCEVIONE extends the compressor operating range, increasing its versatility. MTPA current control scheme This 4 kW DC integrated controller makes full use of the compressor characteristics, increasing energy efficiency. Triple-circuit control Closed-loop position, current and speed circuits ensure stable and reliable operation of the device, with high resistance to external influences. Reliable PFC scheme Power factor correction software technology ensures low current ripple, with a power factor of over 0.99. PFC function:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Pornire_lina_Acest_Controler_integrat_4_kW_DC_asigura_pornirea_cu_curent_minim_eliminand_solicitarea_retelei_electrice_Protectie_incorporata\" >Soft start This 4 kW DC integrated controller ensures starting with minimal current, eliminating the strain on the electrical network. Built-in protection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Eficienta_ridicata_Controler_integrat_4_kW_DC_are_un_randament_peste_95_asigurand_eficienta_energetica_si_fiabilitate_Aceste_tehnologii_garanteaza_stabilitate_durabilitate_si_eficienta_energetica_pentru_solutii_care_respecta_cele_mai_stricte_cerinte_pentru_sisteme_de_control_invertor\" >High efficiency Integrated 4 kW DC controller has an efficiency of over 95%, ensuring energy efficiency and reliability. These technologies guarantee stability, durability and energy efficiency for solutions that meet the most stringent requirements for inverter control systems.<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Protocol_de_comunicatie\" >Communication protocol<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Standard_Modbus_Comunicarea_cu_controlerul_principal_se_face_prin_protocolul_standard_Modbus_Principalii_parametri_de_transmisie\" >Modbus Standard Communication with the main controller is done via the standard Modbus protocol. Main transmission parameters:<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Pornire_si_oprire\" >Start and stop<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Reglarea_frecventei\" >Frequency adjustment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Functii_de_protectie\" >Protection functions<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Protectie_curent_de_intrare\" >Input current protection<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Monitorizeaza_curentul_pentru_a_fi_sub_valoarea_maxima_admisa_Daca_curentul_depaseste_limita_timp_de_10_secunde_controlerul_emite_un_semnal_de_alarma_si_opreste_axa\" >Monitors the current to be below the maximum allowable value. If the current exceeds the limit for 10 seconds, the controller issues an alarm signal and stops the axis.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Protectie_curent_de_iesire\" >Output current protection<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Monitorizeaza_curentul_pentru_a_fi_sub_valoarea_maxima_de_iesire_Daca_curentul_depaseste_limita_timp_de_10_secunde_axa_se_opreste_cu_semnal_de_alarma\" >Monitors the current to be below the maximum output value. If the current exceeds the limit for 10 seconds, the axis stops with an alarm signal.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Protectie_impotriva_supraincalzirii_IPM\" >Overheating protection (IPM)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Protectie_instantanee_impotriva_suprasarcinii_IPM\" >Instantaneous Overload Protection (IPM)<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#La_depasirea_pragului_de_curent_sau_temperatura_stabilit_IPM-ul_se_deconecteaza_instantaneu_pentru_a_preveni_deteriorarea_IPM-ului_si_a_demagnetiza_compresorul\" >When the set current or temperature threshold is exceeded, the IPM instantly disconnects to prevent damage to the IPM and demagnetize the compressor.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Protectie_impotriva_supratensiunii\" >Surge protection<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Sistemul_este_protejat_impotriva_suprasarcinii_sau_scaderii_tensiunii_de_intrare_si_pe_bus\" >The system is protected against overload or voltage drop on the input and bus.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Oprire_de_urgenta_a_axei\" >Emergency stop of the axis<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Protectie_impotriva_lipsei_fazei\" >Phase loss protection<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#La_detectarea_lipsei_curentului_intr-una_dintre_faze_compresorul_se_opreste_si_emite_un_semnal_de_alarma\" >When detecting a lack of current in one of the phases, the compressor stops and emits an alarm signal.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Oprire_de_urgenta_in_cazul_defectarii_comunicatiei\" >Emergency stop in case of communication failure<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Daca_controlerul_nu_primeste_date_de_la_dispozitivul_de_comanda_timp_de_60_secunde_acesta_emite_un_semnal_de_alarma_si_se_opreste_pana_la_restabilirea_comunicatiei_Controler_integrat_4_kW_DC_este_destinat_controlului_pompei_de_caldura_perifericelor_si_compresorului_cu_putere_termica_de_la_34_la_13_kW\" >If the controller does not receive data from the control device for 60 seconds, it issues an alarm signal and stops until communication is restored. Integrated controller 4 kW DC is intended for control of heat pump, peripherals and compressor with thermal power from 3.4 to 13 kW.<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Beneficii\" >Benefits:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#Aplicatii_recomandate\" >Recommended applications:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/altal.md\/en\/controler-integrat-4-kw-dc\/#i\" >\u00a0<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Controler_integrat_4_kW_DC_invertor_04KWDCEVIONE\"><\/span>Integrated controller 4 kW DC inverter 04KWDCEVIONE<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Sensorless control algorithm<\/strong> Integrated 4 kW DC controller model 04KWDCEVIONE uses vector control <a href=\"https:\/\/en.wikipedia.org\/wiki\/Synchronous_motor\" target=\"_blank\" rel=\"noopener\">PMSM<\/a> sensorless, based on FOC with the third harmonic modulation method. This reduces the number of switchings, lowers losses and optimizes the use of the bus voltage, extending the compressor speed range. It is intended for the control of DC compressors used in <a href=\"https:\/\/altal.md\/en\/heat-pump-altal\/\" target=\"_blank\" rel=\"noopener\">air-to-water heat pumps<\/a> and <a href=\"https:\/\/altal.md\/en\/sol-apa-dual-dc\/\" target=\"_blank\" rel=\"noopener\">ground-water<\/a>.<\/div>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Control_si_configurarea_sistemului\"><\/span><span style=\"font-family: Montserrat, sans-serif;font-size: 14pt;font-weight: bold\">System control and configuration<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"Capacitati_de_control\"><\/span><span id=\"Capacitati_de_control\" class=\"ez-toc-section\"><\/span><strong>Control capabilities<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u00a0<\/p>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">3-way valve for switching between heating and domestic hot water (HAC) mode.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">4-way refrigerant valve for optimal refrigerant management.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Connecting an electronic and additional water heater.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Fan speed adjustment (DC).<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Compressor heating for operation at low temperatures.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Inverter compressor control for increased energy efficiency.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Control of the feed pump and circulation pump via PWM.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Intended for heat pumps\u00a0<a href=\"http:\/\/altalheat.com\/shop\/aer-apa\/\" target=\"_blank\" rel=\"noopener\">air-water<\/a>\u00a0and\u00a0<a href=\"http:\/\/altalheat.com\/shop\/dual-grunt-voda\/\" target=\"_blank\" rel=\"noopener\">ground-water<\/a>.<\/span><\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4><span class=\"ez-toc-section\" id=\"Echipare_controler_integrat_4_kW_DC\"><\/span><strong>equipping <\/strong><span id=\"Placa_de_control_compresor_DC_12%E2%80%AFkW_Echipare_cu_controler\" class=\"ez-toc-section\"><\/span><strong>integrated controller 4 kW DC<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">Main control board integrated with DC compressor control (1 pc.).<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Display (1 pc.) with friendly interface.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>8-12 temperature sensors<\/strong>\u00a0for precise monitoring of system operation.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Dry contact input signal for additional connections.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Echipamente_suplimentare\"><\/span>Additional equipment:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">High and low pressure sensors for operational safety.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Switches:<\/span><\/p>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">water flow,<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">of air cooling requirement.<\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h4><span class=\"ez-toc-section\" id=\"Senzori\"><\/span><span id=\"Senzori\" class=\"ez-toc-section\"><\/span><strong>sensors<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">Water tank temperature.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Outlet temperature.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Ambient temperature.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Compression and suction temperature.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Coil temperature.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Solar panel temperature (when connecting solar energy sources).<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Schema_de_control_a_campului_magnetic_slabit_Controler_integrat_4_kW_DC_04KWDCEVIONE_extinde_intervalul_de_functionare_al_compresorului_crescand_versatilitatea_acestuia_Schema_de_control_a_curentului_MTPA_Acest_Controler_integrat_4_kW_DC_utilizeaza_in_mod_maxim_caracteristicile_compresorului_sporind_eficienta_energetica_Control_triplu-circuit_Circuitele_de_pozitie_curent_si_viteza_in_bucla_inchisa_asigura_functionare_stabila_si_fiabila_a_dispozitivului_cu_o_rezistenta_ridicata_la_influente_externe_Schema_PFC_fiabila_Tehnologia_software_de_corectie_a_factorului_de_putere_asigura_un_nivel_scazut_de_pulsatii_ale_curentului_coeficientul_de_putere_fiind_peste_099_Functia_PFC\"><\/span><span style=\"font-size: 12pt\"><strong>Weakened magnetic field control scheme<\/strong> Integrated 4 kW DC controller 04KWDCEVIONE extends the compressor&#039;s operating range, increasing its versatility. <strong>MTPA current control scheme<\/strong> This 4 kW DC Integrated Controller makes maximum use of the compressor&#039;s characteristics, increasing energy efficiency. <strong>Triple-circuit control<\/strong> Closed-loop position, current and speed circuits ensure stable and reliable operation of the device, with high resistance to external influences. <strong>Reliable PFC scheme<\/strong> The software power factor correction technology ensures a low level of current ripple, with the power factor being above 0.99. PFC function:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">Extends the compressor operating range, maintaining operation over a wide voltage range (<strong>176\u2013265V<\/strong>)<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Reduces harmonic distortions in the network<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Pornire_lina_Acest_Controler_integrat_4_kW_DC_asigura_pornirea_cu_curent_minim_eliminand_solicitarea_retelei_electrice_Protectie_incorporata\"><\/span><span style=\"font-size: 12pt\"><strong>Soft start<\/strong> This 4 kW DC integrated controller ensures minimum current start-up, eliminating the strain on the electrical grid. <strong>Built-in protection<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">Input and output current limitation for safe operation<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Module overheating protection<\/span><\/p>\n<\/li>\n<\/ul>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Eficienta_ridicata_Controler_integrat_4_kW_DC_are_un_randament_peste_95_asigurand_eficienta_energetica_si_fiabilitate_Aceste_tehnologii_garanteaza_stabilitate_durabilitate_si_eficienta_energetica_pentru_solutii_care_respecta_cele_mai_stricte_cerinte_pentru_sisteme_de_control_invertor\"><\/span><span style=\"font-size: 12pt\"><strong>High efficiency<\/strong> Integrated 4 kW DC controller has an efficiency of over <strong>95%<\/strong>, ensuring energy efficiency and reliability. These technologies guarantee stability, durability and energy efficiency for solutions that meet the most stringent requirements for inverter control systems.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Protocol_de_comunicatie\"><\/span><span style=\"font-size: 12pt\">Communication protocol<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Standard_Modbus_Comunicarea_cu_controlerul_principal_se_face_prin_protocolul_standard_Modbus_Principalii_parametri_de_transmisie\"><\/span><span style=\"font-size: 12pt\"><strong>Standard Modbus<\/strong> Communication with the main controller is done via the standard Modbus protocol. Main transmission parameters:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Against:<\/strong> RTU<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Date:<\/strong> 8 bits<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Bit the stop:<\/strong> 1<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Parity check:<\/strong> absent<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Check:<\/strong> CRC<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Transmission speed:<\/strong> 2400 baud (default)<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Hardware interface:<\/strong> RS485<\/span><\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Pornire_si_oprire\"><\/span><span style=\"font-size: 12pt\">Start and stop<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Starting:<\/strong> The axis activates upon receiving a non-zero command frequency.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Stop:<\/strong> If the command frequency is zero, the axis stops.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Reglarea_frecventei\"><\/span><span style=\"font-size: 12pt\">Frequency adjustment<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Increasing the frequency:<\/strong> By default, growth is done at speed <strong>1 Hz\/sec<\/strong> or according to the parameter <strong>40013<\/strong>.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\"><strong>Frequency reduction:<\/strong> By default, the decrease is done at speed <strong>1 Hz\/sec<\/strong> or according to the parameter <strong>40014<\/strong>.<\/span><\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Functii_de_protectie\"><\/span><span style=\"font-size: 12pt\">Protection functions<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Protectie_curent_de_intrare\"><\/span><span style=\"font-size: 12pt\">Input current protection<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Monitorizeaza_curentul_pentru_a_fi_sub_valoarea_maxima_admisa_Daca_curentul_depaseste_limita_timp_de_10_secunde_controlerul_emite_un_semnal_de_alarma_si_opreste_axa\"><\/span><span style=\"font-size: 12pt\">Monitors the current to be below the maximum allowed value. If the current exceeds the limit for a <strong>10 seconds<\/strong>, the controller issues an alarm signal and stops the axis.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"Protectie_curent_de_iesire\"><\/span><span style=\"font-size: 12pt\">Output current protection<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Monitorizeaza_curentul_pentru_a_fi_sub_valoarea_maxima_de_iesire_Daca_curentul_depaseste_limita_timp_de_10_secunde_axa_se_opreste_cu_semnal_de_alarma\"><\/span><span style=\"font-size: 12pt\">Monitors the current to be below the maximum output value. If the current exceeds the limit for a <strong>10 seconds<\/strong>, the axis stops with an alarm signal.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"Protectie_impotriva_supraincalzirii_IPM\"><\/span><span style=\"font-size: 12pt\">Overheating protection (IPM)<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p><span style=\"font-size: 12pt\">At temperatures between <strong>83\u201387\u00b0C<\/strong>, the speed of frequency increase is limited to <strong>1 Hz\/20 sec<\/strong>.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">At temperatures between <strong>87\u201392\u00b0C<\/strong>, the frequency stabilizes.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">At temperatures between <strong>92\u201399\u00b0C<\/strong>, the frequency decreases with speed <strong>1 Hz\/10 sec<\/strong>.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">At temperatures above <strong>99\u00b0C<\/strong>, the device stops in <strong>3 seconds<\/strong>.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Normal operation returns once the temperature drops below <strong>83\u00b0C<\/strong>.<\/span><\/p>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Protectie_instantanee_impotriva_suprasarcinii_IPM\"><\/span><span style=\"font-size: 12pt\">Instantaneous Overload Protection (IPM)<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"La_depasirea_pragului_de_curent_sau_temperatura_stabilit_IPM-ul_se_deconecteaza_instantaneu_pentru_a_preveni_deteriorarea_IPM-ului_si_a_demagnetiza_compresorul\"><\/span><span style=\"font-size: 12pt\">When the set current or temperature threshold is exceeded, the IPM instantly disconnects to prevent damage to the IPM and demagnetize the compressor.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"Protectie_impotriva_supratensiunii\"><\/span><span style=\"font-size: 12pt\">Surge protection<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Sistemul_este_protejat_impotriva_suprasarcinii_sau_scaderii_tensiunii_de_intrare_si_pe_bus\"><\/span><span style=\"font-size: 12pt\">The system is protected against overload or voltage drop on the input and bus.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"Oprire_de_urgenta_a_axei\"><\/span><span style=\"font-size: 12pt\">Emergency stop of the axis<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>\n<p><span style=\"font-size: 12pt\">If the compressor does not start, the system makes up to <strong>6 attempts<\/strong> with interval of <strong>10 seconds<\/strong>If all else fails, the axis is forced to stop.<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"font-size: 12pt\">Integrated 4 kW DC controller also stops in case of overload or high pressure.<\/span><\/p>\n<\/li>\n<\/ol>\n<h4><span class=\"ez-toc-section\" id=\"Protectie_impotriva_lipsei_fazei\"><\/span><span style=\"font-size: 12pt\">Phase loss protection<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"La_detectarea_lipsei_curentului_intr-una_dintre_faze_compresorul_se_opreste_si_emite_un_semnal_de_alarma\"><\/span><span style=\"font-size: 12pt\">When detecting a lack of current in one of the phases, the compressor stops and emits an alarm signal.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h4><span class=\"ez-toc-section\" id=\"Oprire_de_urgenta_in_cazul_defectarii_comunicatiei\"><\/span><span style=\"font-size: 12pt\">Emergency stop in case of communication failure<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"Daca_controlerul_nu_primeste_date_de_la_dispozitivul_de_comanda_timp_de_60_secunde_acesta_emite_un_semnal_de_alarma_si_se_opreste_pana_la_restabilirea_comunicatiei_Controler_integrat_4_kW_DC_este_destinat_controlului_pompei_de_caldura_perifericelor_si_compresorului_cu_putere_termica_de_la_34_la_13_kW\"><\/span><span style=\"font-size: 12pt\">If the controller does not receive data from the command device for <strong>60 seconds<\/strong>, it issues an alarm signal and stops until communication is restored. Integrated controller 4 kW DC is intended for controlling the heat pump, peripherals and compressor with thermal power from <strong>3.4 to 13 kW<\/strong>.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-start=\"1504\" data-end=\"1518\"><span class=\"ez-toc-section\" id=\"Beneficii\"><\/span><span style=\"font-size: 12pt\">Benefits:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"1519\" data-end=\"1776\">\n<li data-start=\"1519\" data-end=\"1573\">\n<p data-start=\"1521\" data-end=\"1573\"><span style=\"font-size: 12pt\">Precise control of compressor rotation speed<\/span><\/p>\n<\/li>\n<li data-start=\"1574\" data-end=\"1635\">\n<p data-start=\"1576\" data-end=\"1635\"><span style=\"font-size: 12pt\">High energy efficiency thanks to inverter technology<\/span><\/p>\n<\/li>\n<li data-start=\"1636\" data-end=\"1675\">\n<p data-start=\"1638\" data-end=\"1675\"><span style=\"font-size: 12pt\">Long compressor life<\/span><\/p>\n<\/li>\n<li data-start=\"1676\" data-end=\"1713\">\n<p data-start=\"1678\" data-end=\"1713\"><span style=\"font-size: 12pt\">Silent and adaptive operation<\/span><\/p>\n<\/li>\n<li data-start=\"1714\" data-end=\"1776\">\n<p data-start=\"1716\" data-end=\"1776\"><span style=\"font-size: 12pt\">Support for variable operating modes (heating\/cooling)<\/span><\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1778\" data-end=\"1804\"><span class=\"ez-toc-section\" id=\"Aplicatii_recomandate\"><\/span><span style=\"font-size: 12pt\">Recommended applications:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1805\" data-end=\"1978\"><span style=\"font-size: 12pt\">The 4 kW Dl integrated controller is ideal for HVAC systems, residential or industrial heat pumps, commercial air conditioning applications and energy-efficient refrigeration units.<\/span><\/p>\n<hr \/>\n<h2 class=\"header-product\"><span class=\"ez-toc-section\" id=\"i\"><\/span>\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul>\n<li data-start=\"1081\" data-end=\"1108\">Control power:<span style=\"color: #ff0000;\"><strong> 4 kW<\/strong><\/span> (power consumption).<\/li>\n<li data-start=\"1081\" data-end=\"1108\">Compatibility: compressors <strong>DC<\/strong> with inverter technology.<\/li>\n<li data-start=\"1081\" data-end=\"1108\">Input voltage: <strong>220\/380V AC<\/strong>.<\/li>\n<li data-start=\"1081\" data-end=\"1108\">Intelligent communication: RS485 \/ CAN (optional).<\/li>\n<li data-start=\"1081\" data-end=\"1108\">Integrated protections: overcurrent, overvoltage, overheating.<\/li>\n<li data-start=\"1081\" data-end=\"1108\">Installation: easy to integrate into the heat pump electrical panel.<\/li>\n<li data-start=\"1081\" data-end=\"1108\">Applications: air-to-water, ground-to-water heat pumps, HVAC, chillers.<\/li>\n<li data-start=\"1081\" data-end=\"1108\">4 inch color touch control panel.<\/li>\n<li data-start=\"1081\" data-end=\"1108\">Set of NTC and PTC sensors.<\/li>\n<\/ul>","protected":false},"featured_media":2062,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"product_brand":[],"product_cat":[251],"product_tag":[252,253],"class_list":["post-2899","product","type-product","status-publish","has-post-thumbnail","product_cat-control-inteligent-hvac","product_tag-4-kw","product_tag-invertor","first","instock","sale","featured","purchasable","product-type-simple","entry","content-bg","loop-entry"],"acf":[],"_links":{"self":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/2899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/comments?post=2899"}],"version-history":[{"count":0,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/2899\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media\/2062"}],"wp:attachment":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media?parent=2899"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_brand?post=2899"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_cat?post=2899"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_tag?post=2899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}