{ "id": 294, "date": "2026-07-09T08:46:55", "date_gmt": "2026-07-09T05:46:55", "guid": { "rendered": "https:\/\/ck408281-wordpress-6xwz6.tw1.ru\/?page_id=294" }, "modified": "2026-07-31T15:34:51", "modified_gmt": "2026-07-31T12:34:51", "slug": "keel-cooling", "status": "publish", "type": "page", "link": "https:\/\/caspian-engines.kz\/en\/keel-cooling\/", "title": { "rendered": "Keel cooling and dry exhaust" }, "content": { "rendered": "
\n\t\t\t\t
\n\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\n\t\n\t\n\t\n<\/svg>\t\t<\/div>\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t

CASPIAN ENGINES<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t

Dry exhaust systems and keel cooling<\/h1>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Caspian Engines offers modern solutions for marine engine exhaust and cooling systems, ensuring reliable powerplant operation and efficient heat dissipation.

<\/p>

The use of dry exhaust systems and keel cooling improves operational safety, reduces engine load, and ensures stable equipment operation in a variety of marine conditions.<\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/section><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
\n\t\t\t\t\t
\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t

Dry exhaust system kits<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Standard marine engines are typically equipped with a wet exhaust system, where cooling water is mixed with the exhaust gases. Despite the widespread use of this solution, there is a risk of water ingress into the engine under certain operating conditions.

<\/p>

To enhance reliability, Caspian Engines offers dry exhaust system kits that completely separate the exhaust gas flow from the cooling system. This solution reduces the risk of water ingress into the engine, improves operational safety, and ensures stable powerplant operation.<\/p>\t\t\t\t\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

\n\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t

We offer several options for completing a dry exhaust system:<\/h2>\t\t\t\t<\/div>\n\t\t
\n\t\t
\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t

01<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t

Basic set<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Includes mounting flange and basic components needed to install a dry exhaust system.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t

02<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t

Kit with flexible connection<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Additionally, it is equipped with a flexible elbow, which simplifies installation in limited spaces and facilitates installation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t

03<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t

Complete set with silencer<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Includes a flexible connection and a silencer that provides effective noise reduction and more comfortable boat operation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\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

\n\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\n\t\n\t\n\t\n<\/svg>\t\t<\/div>\n\t\t\t\t
\n\t\t\t\n\t\n\t\n\t\n<\/svg>\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t

Types of installation of keel cooling systems<\/h2>\t\t\t\t<\/div>\n\t\t
\n\t\t
\n\t\t\t\t
\n\t\t\t\t\t

Built-in installation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

The system is mounted directly into the vessel’s hull, providing reliable protection against mechanical damage and minimal hydrodynamic drag. This solution is ideal for high-speed vessels.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

\n\t\t\t\t
\n\t\t\t\t\t

Outdoor installation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

The cooler is installed on the outside of the hull and, if necessary, is equipped with protective elements. This option is often used during ship modernization and re-motorization.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

\n\t\t\t\t
\n\t\t\t\t\t

On-board installation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

On-board installation protects the system from damage and is the optimal solution when bottom-mounted installation is not possible.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

\n\t\t\t\t
\n\t\t\t\t\t

Indoor installation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

A compact cooling system designed for commercial vessels. Suitable for use in fresh, brackish, and seawater with appropriate protective coatings.<\/p>\t\t\t\t\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

\n\t\t\t\t
\n\t\t\t\t\t

\u041e\u0441\u0442\u0430\u0432\u044c\u0442\u0435 \u0437\u0430\u044f\u0432\u043a\u0443<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\r\n\r\n\r\n\r\n\r\nCaspian Engines \u2014 \u0421\u0432\u044f\u0437\u0430\u0442\u044c\u0441\u044f \u0441 \u043d\u0430\u043c\u0438<\/title>\r\n<style>\r\n :root {\r\n --bg-page: #eef0f4;\r\n --bg-field: #dcdcdf;\r\n --text-placeholder: #6b6f76;\r\n --text-dark: #1c1c2b;\r\n --accent: #1a1a2e;\r\n --border-focus: #5b7fdb;\r\n --error: #c0392b;\r\n }\r\n\r\n * { box-sizing: border-box; }\r\n\r\n \r\n\r\n .form-wrap {\r\n width: 100%;\r\n max-width: 1400px;\r\n }\r\n\r\n .contact-form {\r\n padding: 4px;\r\n }\r\n\r\n .row {\r\n display: grid;\r\n gap: 4px;\r\n margin-bottom: 4px;\r\n }\r\n\r\n .row-4 {\r\n grid-template-columns: repeat(4, 1fr);\r\n }\r\n\r\n .row-1 {\r\n grid-template-columns: 1fr;\r\n }\r\n\r\n .field {\r\n position: relative;\r\n }\r\n\r\n input[type=\"text\"],\r\n input[type=\"email\"],\r\n input[type=\"tel\"],\r\n select,\r\n textarea {\r\n width: 100%;\r\n border: none;\r\n background: var(--bg-field);\r\n padding: 18px 20px;\r\n font-size: 15px;\r\n color: var(--text-dark);\r\n font-family: inherit;\r\n outline: none;\r\n appearance: none;\r\n -webkit-appearance: none;\r\n }\r\n\r\n textarea {\r\n resize: vertical;\r\n min-height: 110px;\r\n }\r\n\r\n input::placeholder,\r\n textarea::placeholder {\r\n color: var(--text-placeholder);\r\n }\r\n\r\n select {\r\n color: var(--text-placeholder);\r\n cursor: pointer;\r\n background-image: url(\"data:image\/svg+xml;utf8,<svg xmlns='http:\/\/www.w3.org\/2000\/svg' width='14' height='9' viewBox='0 0 14 9'><path d='M1 1l6 6 6-6' stroke='%236b6f76' stroke-width='2' fill='none' fill-rule='evenodd'\/><\/svg>\");\r\n background-repeat: no-repeat;\r\n background-position: right 20px center;\r\n padding-right: 44px;\r\n }\r\n\r\n select:valid:not([value=\"\"]) {\r\n color: var(--text-dark);\r\n }\r\n\r\n select option {\r\n color: var(--text-dark);\r\n }\r\n\r\n input:focus,\r\n select:focus,\r\n textarea:focus {\r\n box-shadow: 0 0 0 1.5px var(--border-focus) inset;\r\n background: #e4e6f3;\r\n }\r\n\r\n .field.invalid input,\r\n .field.invalid select,\r\n .field.invalid textarea {\r\n box-shadow: 0 0 0 1.5px var(--error) inset;\r\n }\r\n\r\n .row-bottom {\r\n padding: 16px 4px 8px;\r\n }\r\n\r\n .checkbox-field {\r\n display: flex;\r\n align-items: center;\r\n gap: 10px;\r\n font-size: 15px;\r\n color: var(--text-dark);\r\n cursor: pointer;\r\n }\r\n\r\n .checkbox-field input[type=\"checkbox\"] {\r\n width: 18px;\r\n height: 18px;\r\n accent-color: var(--accent);\r\n cursor: pointer;\r\n flex-shrink: 0;\r\n }\r\n\r\n .row-submit {\r\n display: flex;\r\n justify-content: center;\r\n padding: 12px 0 4px;\r\n }\r\n\r\n .send-btn {\r\n background:#E31B1D;\r\n color: #fff;\r\n border: none;\r\n border-radius: 30px;\r\n padding: 16px 60px;\r\n font-size: 14px;\r\n font-weight: 600;\r\n letter-spacing: 1px;\r\n text-transform: uppercase;\r\n cursor: pointer;\r\n transition: opacity 0.15s ease, transform 0.15s ease;\r\n }\r\n\r\n .send-btn:hover { opacity: 0.9; }\r\n .send-btn:active { transform: scale(0.98); }\r\n .send-btn:disabled { opacity: 0.6; cursor: not-allowed; }\r\n\r\n .form-status {\r\n text-align: center;\r\n margin-top: 14px;\r\n font-size: 14px;\r\n min-height: 20px;\r\n padding: 0 12px;\r\n }\r\n\r\n .form-status.success { color: #1d7a3c; }\r\n .form-status.error { color: var(--error); }\r\n\r\n \/* \u041f\u043b\u0430\u043d\u0448\u0435\u0442: 2 \u043a\u043e\u043b\u043e\u043d\u043a\u0438 *\/\r\n @media (max-width: 900px) {\r\n .row-4 {\r\n grid-template-columns: repeat(2, 1fr);\r\n }\r\n }\r\n\r\n \/* \u041c\u043e\u0431\u0438\u043b\u044c\u043d\u044b\u0439: 1 \u043a\u043e\u043b\u043e\u043d\u043a\u0430, \u0443\u0432\u0435\u043b\u0438\u0447\u0435\u043d\u043d\u044b\u0435 \u0442\u0430\u0447-\u0437\u043e\u043d\u044b, \u0443\u0434\u043e\u0431\u043d\u044b\u0439 \u0448\u0440\u0438\u0444\u0442 \u0431\u0435\u0437 \u0437\u0443\u043c\u0430 \u043d\u0430 iOS *\/\r\n @media (max-width: 560px) {\r\n body {\r\n padding: 20px 10px;\r\n }\r\n .row-4 {\r\n grid-template-columns: 1fr;\r\n }\r\n .row {\r\n gap: 6px;\r\n margin-bottom: 6px;\r\n }\r\n input[type=\"text\"],\r\n input[type=\"email\"],\r\n input[type=\"tel\"],\r\n select,\r\n textarea {\r\n font-size: 16px; \/* \u043f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0430\u0432\u0442\u043e-\u0437\u0443\u043c \u043d\u0430 iOS Safari *\/\r\n padding: 16px 16px;\r\n }\r\n .checkbox-field {\r\n font-size: 14px;\r\n align-items: flex-start;\r\n }\r\n .checkbox-field input[type=\"checkbox\"] {\r\n margin-top: 2px;\r\n }\r\n .send-btn {\r\n width: 100%;\r\n padding: 16px 0;\r\n }\r\n }\r\n<\/style>\r\n<\/head>\r\n<body>\r\n\r\n <div class=\"form-wrap\">\r\n <form class=\"contact-form\" id=\"contactForm\" novalidate action=\"\">\r\n\r\n <div class=\"row row-4\">\r\n <div class=\"field\">\r\n <input type=\"text\" id=\"fullName\" name=\"fullName\" placeholder=\"\u0418\u043c\u044f \u0438 \u0444\u0430\u043c\u0438\u043b\u0438\u044f\" required>\r\n <\/div>\r\n <div class=\"field\">\r\n <input type=\"text\" id=\"company\" name=\"company\" placeholder=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f\">\r\n <\/div>\r\n <div class=\"field\">\r\n <select id=\"country\" name=\"country\" required>\r\n <option value=\"\" selected disabled>\u0412\u044b\u0431\u0435\u0440\u0438\u0442\u0435 \u0441\u0442\u0440\u0430\u043d\u0443<\/option>\r\n <option value=\"KZ\">\u041a\u0430\u0437\u0430\u0445\u0441\u0442\u0430\u043d<\/option>\r\n <option value=\"RU\">\u0420\u043e\u0441\u0441\u0438\u044f<\/option>\r\n <option value=\"UZ\">\u0423\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u0430\u043d<\/option>\r\n <option value=\"KG\">\u041a\u044b\u0440\u0433\u044b\u0437\u0441\u0442\u0430\u043d<\/option>\r\n <option value=\"AZ\">\u0410\u0437\u0435\u0440\u0431\u0430\u0439\u0434\u0436\u0430\u043d<\/option>\r\n <option value=\"TM\">\u0422\u0443\u0440\u043a\u043c\u0435\u043d\u0438\u0441\u0442\u0430\u043d<\/option>\r\n <option value=\"other\">\u0414\u0440\u0443\u0433\u0430\u044f \u0441\u0442\u0440\u0430\u043d\u0430<\/option>\r\n <\/select>\r\n <\/div>\r\n <div class=\"field\">\r\n <input type=\"text\" id=\"state\" name=\"state\" placeholder=\"\u0420\u0435\u0433\u0438\u043e\u043d \/ \u043e\u0431\u043b\u0430\u0441\u0442\u044c\">\r\n <\/div>\r\n <\/div>\r\n\r\n <div class=\"row row-4\">\r\n <div class=\"field\">\r\n <input type=\"email\" id=\"email\" name=\"email\" placeholder=\"E-mail\" required>\r\n <\/div>\r\n <div class=\"field\">\r\n <input type=\"tel\" id=\"phone\" name=\"phone\" placeholder=\"\u0422\u0435\u043b\u0435\u0444\u043e\u043d\" required>\r\n <\/div>\r\n <div class=\"field\">\r\n <input type=\"text\" id=\"engineData\" name=\"engineData\" placeholder=\"\u0414\u0430\u043d\u043d\u044b\u0435 \u0434\u0432\u0438\u0433\u0430\u0442\u0435\u043b\u044f (\u043d\u0435\u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e)\">\r\n <\/div>\r\n <div class=\"field select-field\">\r\n <select id=\"topic\" name=\"topic\" required>\r\n <option value=\"\" selected disabled>\u0422\u0435\u043c\u0430 \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f<\/option>\r\n <option value=\"spare-parts\">\u0417\u0430\u043f\u0430\u0441\u043d\u044b\u0435 \u0447\u0430\u0441\u0442\u0438<\/option>\r\n <option value=\"engines\">\u0414\u0432\u0438\u0433\u0430\u0442\u0435\u043b\u0438, \u0414\u0413\u0423 \u0438 \u0432\u043e\u0434\u043e\u043c\u0451\u0442\u044b<\/option>\r\n <option value=\"accounting\">\u0411\u0443\u0445\u0433\u0430\u043b\u0442\u0435\u0440\u0438\u044f<\/option>\r\n <option value=\"general\">\u041e\u0431\u0449\u0438\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<\/option>\r\n <\/select>\r\n <\/div>\r\n <\/div>\r\n\r\n <div class=\"row row-1\">\r\n <div class=\"field\">\r\n <textarea id=\"message\" name=\"message\" placeholder=\"\u0421\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435\" rows=\"4\" required><\/textarea>\r\n <\/div>\r\n <\/div>\r\n\r\n <div class=\"row row-bottom\">\r\n <label class=\"checkbox-field\">\r\n <input type=\"checkbox\" id=\"legal\" name=\"legal\" required>\r\n <span>\u042f \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u044e \u0443\u0441\u043b\u043e\u0432\u0438\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e \u0441\u043e\u0433\u043b\u0430\u0448\u0435\u043d\u0438\u044f<\/span>\r\n <\/label>\r\n <\/div>\r\n\r\n <div class=\"row row-submit\">\r\n <button type=\"submit\" class=\"send-btn\">\u041e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c<\/button>\r\n <\/div>\r\n\r\n <div class=\"form-status\" id=\"formStatus\" role=\"status\" aria-live=\"polite\"><\/div>\r\n\r\n <input type=\"hidden\" name=\"trp-form-language\" value=\"en\"\/><\/form>\r\n <\/div>\r\n\r\n<script>\r\n \/\/ \u041c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u044f \u0437\u0430\u044f\u0432\u043e\u043a \u043f\u043e \u0442\u0435\u043c\u0435 \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f.\r\n \/\/ \u041a\u0430\u0436\u0434\u043e\u0439 \u0442\u0435\u043c\u0435 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0441\u0432\u043e\u0439 \u043f\u043e\u0447\u0442\u043e\u0432\u044b\u0439 \u0430\u0434\u0440\u0435\u0441 \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u0435\u043b\u044f.\r\n const TOPIC_EMAILS = {\r\n \"spare-parts\": \"spare-parts@caspian-engines.kz\", \/\/ \u0417\u0430\u043f\u0430\u0441\u043d\u044b\u0435 \u0447\u0430\u0441\u0442\u0438\r\n \"engines\": \"engines@caspian-engines.kz\", \/\/ \u0414\u0432\u0438\u0433\u0430\u0442\u0435\u043b\u0438, \u0414\u0413\u0423, \u0432\u043e\u0434\u043e\u043c\u0451\u0442\u044b\r\n \"accounting\": \"accounting@caspian-engines.kz\", \/\/ \u0411\u0443\u0445\u0433\u0430\u043b\u0442\u0435\u0440\u0438\u044f\r\n \"general\": \"info@caspian-engines.kz\" \/\/ \u041e\u0431\u0449\u0438\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b\r\n };\r\n\r\n \/\/ !!! \u0412\u0410\u0416\u041d\u041e !!!\r\n \/\/ \u0418\u0437 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 \u043d\u0435\u043b\u044c\u0437\u044f \u043d\u0430\u043f\u0440\u044f\u043c\u0443\u044e \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c \u043f\u0438\u0441\u044c\u043c\u043e \u2014 \u043d\u0443\u0436\u0435\u043d backend\r\n \/\/ (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u043f\u0440\u043e\u0441\u0442\u043e\u0439 PHP\/Node-\u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a \u0438\u043b\u0438 \u0441\u0435\u0440\u0432\u0438\u0441 \u0432\u0440\u043e\u0434\u0435 EmailJS \/ Formspree),\r\n \/\/ \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u0440\u0438\u043c\u0435\u0442 \u0434\u0430\u043d\u043d\u044b\u0435 \u0444\u043e\u0440\u043c\u044b \u0438 \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442 \u043f\u0438\u0441\u044c\u043c\u043e \u043d\u0430 \u043d\u0443\u0436\u043d\u044b\u0439 \u0430\u0434\u0440\u0435\u0441 \u0438\u0437 TOPIC_EMAILS.\r\n \/\/ \u041d\u0438\u0436\u0435 \u2014 \u043f\u0440\u0438\u043c\u0435\u0440 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0438 fetch-\u0437\u0430\u043f\u0440\u043e\u0441\u0430 \u043d\u0430 \u0432\u0430\u0448 backend (\u0437\u0430\u043a\u043e\u043c\u043c\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d).\r\n \/\/ \u041f\u043e\u043a\u0430 backend \u043d\u0435 \u0433\u043e\u0442\u043e\u0432, \u0444\u043e\u0440\u043c\u0430 \u043e\u0442\u043a\u0440\u044b\u0432\u0430\u0435\u0442 \u043f\u043e\u0447\u0442\u043e\u0432\u044b\u0439 \u043a\u043b\u0438\u0435\u043d\u0442 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f\r\n \/\/ \u0447\u0435\u0440\u0435\u0437 mailto: \u043a\u0430\u043a \u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0439 \u0437\u0430\u043f\u0430\u0441\u043d\u043e\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442.\r\n\r\n const form = document.getElementById(\"contactForm\");\r\n const statusEl = document.getElementById(\"formStatus\");\r\n\r\n const fields = {\r\n fullName: document.getElementById(\"fullName\"),\r\n email: document.getElementById(\"email\"),\r\n phone: document.getElementById(\"phone\"),\r\n country: document.getElementById(\"country\"),\r\n topic: document.getElementById(\"topic\"),\r\n message: document.getElementById(\"message\"),\r\n legal: document.getElementById(\"legal\")\r\n };\r\n\r\n function clearErrors() {\r\n document.querySelectorAll(\".field.invalid\").forEach((el) => {\r\n el.classList.remove(\"invalid\");\r\n });\r\n }\r\n\r\n function validate() {\r\n clearErrors();\r\n let isValid = true;\r\n const requiredTextFields = [\"fullName\", \"email\", \"phone\", \"message\"];\r\n\r\n requiredTextFields.forEach((key) => {\r\n const input = fields[key];\r\n if (!input.value.trim()) {\r\n input.closest(\".field\").classList.add(\"invalid\");\r\n isValid = false;\r\n }\r\n });\r\n\r\n if (!fields.country.value) {\r\n fields.country.closest(\".field\").classList.add(\"invalid\");\r\n isValid = false;\r\n }\r\n\r\n if (!fields.topic.value) {\r\n fields.topic.closest(\".field\").classList.add(\"invalid\");\r\n isValid = false;\r\n }\r\n\r\n const emailPattern = \/^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$\/;\r\n if (fields.email.value && !emailPattern.test(fields.email.value)) {\r\n fields.email.closest(\".field\").classList.add(\"invalid\");\r\n isValid = false;\r\n }\r\n\r\n if (!fields.legal.checked) {\r\n isValid = false;\r\n showStatus(\"\u041f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u043f\u0440\u0438\u043c\u0438\u0442\u0435 \u0443\u0441\u043b\u043e\u0432\u0438\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e \u0441\u043e\u0433\u043b\u0430\u0448\u0435\u043d\u0438\u044f.\", \"error\");\r\n }\r\n\r\n return isValid;\r\n }\r\n\r\n function showStatus(text, type) {\r\n statusEl.textContent = text;\r\n statusEl.className = \"form-status \" + (type || \"\");\r\n }\r\n\r\n function collectFormData() {\r\n const formData = new FormData(form);\r\n const data = Object.fromEntries(formData.entries());\r\n data.legal = fields.legal.checked;\r\n data.targetEmail = TOPIC_EMAILS[data.topic] || TOPIC_EMAILS.general;\r\n return data;\r\n }\r\n\r\n \/\/ \u0417\u0430\u043f\u0430\u0441\u043d\u043e\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0438, \u043f\u043e\u043a\u0430 \u043d\u0435\u0442 backend: \u043e\u0442\u043a\u0440\u044b\u0432\u0430\u0435\u0442 \u043f\u043e\u0447\u0442\u043e\u0432\u044b\u0439 \u043a\u043b\u0438\u0435\u043d\u0442\r\n \/\/ \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u0441 \u043f\u0440\u0435\u0434\u0437\u0430\u043f\u043e\u043b\u043d\u0435\u043d\u043d\u044b\u043c \u043f\u0438\u0441\u044c\u043c\u043e\u043c \u043d\u0430 \u043d\u0443\u0436\u043d\u044b\u0439 \u0430\u0434\u0440\u0435\u0441.\r\n function sendViaMailtoFallback(data) {\r\n const subjectMap = {\r\n \"spare-parts\": \"\u0417\u0430\u044f\u0432\u043a\u0430: \u0417\u0430\u043f\u0430\u0441\u043d\u044b\u0435 \u0447\u0430\u0441\u0442\u0438\",\r\n \"engines\": \"\u0417\u0430\u044f\u0432\u043a\u0430: \u0414\u0432\u0438\u0433\u0430\u0442\u0435\u043b\u0438 \/ \u0414\u0413\u0423 \/ \u0432\u043e\u0434\u043e\u043c\u0451\u0442\u044b\",\r\n \"accounting\": \"\u0417\u0430\u044f\u0432\u043a\u0430: \u0411\u0443\u0445\u0433\u0430\u043b\u0442\u0435\u0440\u0438\u044f\",\r\n \"general\": \"\u0417\u0430\u044f\u0432\u043a\u0430: \u041e\u0431\u0449\u0438\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b\"\r\n };\r\n\r\n const subject = encodeURIComponent(subjectMap[data.topic] || \"\u0417\u0430\u044f\u0432\u043a\u0430 \u0441 \u0441\u0430\u0439\u0442\u0430\");\r\n const bodyLines = [\r\n `\u0418\u043c\u044f \u0438 \u0444\u0430\u043c\u0438\u043b\u0438\u044f: ${data.fullName}`,\r\n `\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f: ${data.company || \"\u2014\"}`,\r\n `\u0421\u0442\u0440\u0430\u043d\u0430: ${data.country}`,\r\n `\u0420\u0435\u0433\u0438\u043e\u043d: ${data.state || \"\u2014\"}`,\r\n `E-mail: ${data.email}`,\r\n `\u0422\u0435\u043b\u0435\u0444\u043e\u043d: ${data.phone}`,\r\n `\u0414\u0430\u043d\u043d\u044b\u0435 \u0434\u0432\u0438\u0433\u0430\u0442\u0435\u043b\u044f: ${data.engineData || \"\u2014\"}`,\r\n \"\",\r\n `\u0421\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435:`,\r\n data.message\r\n ];\r\n const body = encodeURIComponent(bodyLines.join(\"\\n\"));\r\n\r\n window.location.href = `mailto:${data.targetEmail}?subject=${subject}&body=${body}`;\r\n }\r\n\r\n \/\/ \u041f\u0440\u0438\u043c\u0435\u0440 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0438 \u043d\u0430 \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 backend (\u0440\u0430\u0441\u043a\u043e\u043c\u043c\u0435\u043d\u0442\u0438\u0440\u0443\u0439\u0442\u0435 \u0438 \u0443\u043a\u0430\u0436\u0438\u0442\u0435 URL,\r\n \/\/ \u043a\u043e\u0433\u0434\u0430 backend \u0431\u0443\u0434\u0435\u0442 \u0433\u043e\u0442\u043e\u0432):\r\n \/\/\r\n \/\/ async function sendViaBackend(data) {\r\n \/\/ const response = await fetch(\"\/api\/contact-form\", {\r\n \/\/ method: \"POST\",\r\n \/\/ headers: { \"Content-Type\": \"application\/json\" },\r\n \/\/ body: JSON.stringify(data)\r\n \/\/ });\r\n \/\/ if (!response.ok) throw new Error(\"\u041e\u0448\u0438\u0431\u043a\u0430 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0438\");\r\n \/\/ }\r\n\r\n form.addEventListener(\"submit\", async (e) => {\r\n e.preventDefault();\r\n\r\n if (!validate()) {\r\n if (!fields.legal.checked) return;\r\n showStatus(\"\u041f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u0437\u0430\u043f\u043e\u043b\u043d\u0438\u0442\u0435 \u0432\u0441\u0435 \u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u043e\u043b\u044f \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u043e.\", \"error\");\r\n return;\r\n }\r\n\r\n const submitBtn = form.querySelector(\".send-btn\");\r\n submitBtn.disabled = true;\r\n showStatus(\"\u041e\u0442\u043f\u0440\u0430\u0432\u043a\u0430...\", \"\");\r\n\r\n const data = collectFormData();\r\n\r\n try {\r\n \/\/ await sendViaBackend(data); \/\/ \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u043f\u043e\u0441\u043b\u0435 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f backend\r\n sendViaMailtoFallback(data); \/\/ \u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\r\n showStatus(\"\u0417\u0430\u044f\u0432\u043a\u0430 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430. \u0421\u043f\u0430\u0441\u0438\u0431\u043e, \u043c\u044b \u0441\u043a\u043e\u0440\u043e \u0441\u0432\u044f\u0436\u0435\u043c\u0441\u044f \u0441 \u0432\u0430\u043c\u0438!\", \"success\");\r\n form.reset();\r\n } catch (err) {\r\n showStatus(\"\u041d\u0435 \u0443\u0434\u0430\u043b\u043e\u0441\u044c \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c \u0437\u0430\u044f\u0432\u043a\u0443. \u041f\u043e\u043f\u0440\u043e\u0431\u0443\u0439\u0442\u0435 \u043f\u043e\u0437\u0436\u0435.\", \"error\");\r\n } finally {\r\n submitBtn.disabled = false;\r\n }\r\n });\r\n<\/script>\r\n<\/body>\r\n<\/html>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>", "protected": false }, "excerpt": { "rendered": "CASPIAN ENGINES Dry exhaust systems and keel cooling Caspian Engines offers modern solutions for marine engine exhaust and cooling systems, ensuring reliable powerplant operation and efficient heat dissipation.The use of dry exhaust systems and keel cooling improves operational safety, reduces engine load, and ensures stable equipment operation in a variety of marine conditions. Dry exhaust system kits Standard marine engines are typically equipped with a wet exhaust system, where cooling water is mixed with the exhaust gases. Despite the widespread use of this solution, there is a risk of water ingress into the engine under certain operating conditions.To enhance reliability, Caspian Engines offers dry exhaust system kits that completely separate the exhaust gas flow from the cooling system. This solution reduces the risk of water ingress into the engine, improves operational safety, and ensures stable powerplant operation. We offer several options for completing a dry exhaust system: 01 Basic set Includes mounting flange and basic components needed to install a dry exhaust system. 02 Kit with flexible connection Additionally, it is equipped with a flexible elbow, which simplifies installation in limited spaces and facilitates installation. 03 Complete set with silencer Includes a flexible connection and a silencer that provides effective noise reduction and more comfortable boat operation. Types of installation of keel cooling systems Built-in installation The system is mounted directly into the vessel’s hull, providing reliable protection against mechanical damage and minimal hydrodynamic drag. This solution is ideal for high-speed vessels. Outdoor installation The cooler is installed on the outside of the hull and, if necessary, is equipped with protective elements. This option is often used during ship modernization and re-motorization. On-board installation On-board installation protects the system from damage and is the optimal solution when bottom-mounted installation is not possible. Indoor installation A compact cooling system designed for commercial vessels. Suitable for use in fresh, brackish, and seawater with appropriate protective coatings. \u041e\u0441\u0442\u0430\u0432\u044c\u0442\u0435 \u0437\u0430\u044f\u0432\u043a\u0443 Caspian Engines \u2014 \u0421\u0432\u044f\u0437\u0430\u0442\u044c\u0441\u044f \u0441 \u043d\u0430\u043c\u0438 \u0412\u044b\u0431\u0435\u0440\u0438\u0442\u0435 \u0441\u0442\u0440\u0430\u043d\u0443 \u041a\u0430\u0437\u0430\u0445\u0441\u0442\u0430\u043d \u0420\u043e\u0441\u0441\u0438\u044f \u0423\u0437\u0431\u0435\u043a\u0438\u0441\u0442\u0430\u043d \u041a\u044b\u0440\u0433\u044b\u0437\u0441\u0442\u0430\u043d \u0410\u0437\u0435\u0440\u0431\u0430\u0439\u0434\u0436\u0430\u043d \u0422\u0443\u0440\u043a\u043c\u0435\u043d\u0438\u0441\u0442\u0430\u043d \u0414\u0440\u0443\u0433\u0430\u044f \u0441\u0442\u0440\u0430\u043d\u0430 \u0422\u0435\u043c\u0430 \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u0417\u0430\u043f\u0430\u0441\u043d\u044b\u0435 \u0447\u0430\u0441\u0442\u0438 \u0414\u0432\u0438\u0433\u0430\u0442\u0435\u043b\u0438, \u0414\u0413\u0423 \u0438 \u0432\u043e\u0434\u043e\u043c\u0451\u0442\u044b \u0411\u0443\u0445\u0433\u0430\u043b\u0442\u0435\u0440\u0438\u044f \u041e\u0431\u0449\u0438\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b \u042f \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u044e \u0443\u0441\u043b\u043e\u0432\u0438\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e \u0441\u043e\u0433\u043b\u0430\u0448\u0435\u043d\u0438\u044f \u041e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c", "protected": false }, "author": 2, "featured_media": 0, "parent": 0, "menu_order": 0, "comment_status": "closed", "ping_status": "closed", "template": "elementor_header_footer", "meta": { "footnotes": "" }, "class_list": [ "post-294", "page", "type-page", "status-publish", "hentry" ], "_links": { "self": [ { "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/pages\/294", "targetHints": { "allow": [ "GET" ] } } ], "collection": [ { "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/pages" } ], "about": [ { "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/types\/page" } ], "author": [ { "embeddable": true, "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/users\/2" } ], "replies": [ { "embeddable": true, "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/comments?post=294" } ], "version-history": [ { "count": 17, "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/pages\/294\/revisions" } ], "predecessor-version": [ { "id": 3745, "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/pages\/294\/revisions\/3745" } ], "wp:attachment": [ { "href": "https:\/\/caspian-engines.kz\/en\/wp-json\/wp\/v2\/media?parent=294" } ], "curies": [ { "name": "wp", "href": "https:\/\/api.w.org\/{rel}", "templated": true } ] } }