{"id":20330,"date":"2025-11-27T09:28:17","date_gmt":"2025-11-27T01:28:17","guid":{"rendered":"https:\/\/viox.com\/?post_type=product&p=20330"},"modified":"2025-11-27T09:28:53","modified_gmt":"2025-11-27T01:28:53","slug":"vob3-63-miniature-circuit-breaker","status":"publish","type":"product","link":"https:\/\/test.viox.com\/bn\/\u09aa\u09a3\u09cd\u09af\/vob3-63-miniature-circuit-breaker\/","title":{"rendered":"VOB3-63 \u5fae\u578b\u65ad\u8def\u5668"},"content":{"rendered":"
\n

Technical Specifications<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nSpecification<\/th>\n<\/tr>\n<\/thead>\n
Product Series<\/strong><\/td>\nVOB3-63<\/td>\n<\/tr>\n
Number of Poles<\/strong><\/td>\n1P, 2P, 3P, 4P<\/td>\n<\/tr>\n
Rated Current (In)<\/strong><\/td>\n1A, 2A, 3A, 4A, 5A, 6A, 8A, 10A, 13A, 16A, 20A, 25A, 32A, 40A, 50A, 63A<\/td>\n<\/tr>\n
Rated Operational Voltage<\/strong><\/td>\n1P: 240V\/415V~
\n2P, 3P, 4P: 415V~<\/td>\n<\/tr>\n
Trip Unit Technology<\/strong><\/td>\nThermal-magnetic<\/td>\n<\/tr>\n
Curve Code<\/strong><\/td>\nB, C, D<\/td>\n<\/tr>\n
Rated Short-Circuit Breaking Capacity (Icn)<\/strong><\/td>\n6000A for In 6A to 40A
\n4500A for In 50A, 63A<\/td>\n<\/tr>\n
Rated Insulation Voltage (Ui)<\/strong><\/td>\nAC 415V~<\/td>\n<\/tr>\n
Rated Impulse Withstand Voltage (Uimp)<\/strong><\/td>\n4000V<\/td>\n<\/tr>\n
Mechanical Durability<\/strong><\/td>\n10,000 cycles<\/td>\n<\/tr>\n
Electrical Durability<\/strong><\/td>\n4,000 cycles<\/td>\n<\/tr>\n
Tightening Torque<\/strong><\/td>\nM5 2.5N\u00b7m \u26a0<\/td>\n<\/tr>\n
IP Degree of Protection<\/strong><\/td>\nIP20 conforming to IEC 60529
\nIP40 (modular enclosure) conforming to IEC 60529<\/td>\n<\/tr>\n
Ambient Air Temperature for Operation<\/strong><\/td>\n-5\u00b0C to +40\u00b0C<\/td>\n<\/tr>\n
Standards Compliance<\/strong><\/td>\nIEC 60898-1<\/td>\n<\/tr>\n
EU RoHS Directive<\/strong><\/td>\nCompliant EU RoHS Declaration<\/td>\n<\/tr>\n
Pollution Degree<\/strong><\/td>\n2 conforming to IEC\/EN 60898-1<\/td>\n<\/tr>\n
Terminal Capacity<\/strong><\/td>\nUpper\/Lower Wiring: 1-25mm\u00b2 (flexible\/rigid conductor)<\/td>\n<\/tr>\n
Mounting<\/strong><\/td>\n35mm DIN rail (IEC\/EN 60715)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n

Curve Types Explained<\/h2>\n

Curve B:<\/strong> For resistive and lighting loads with low inrush current<\/p>\n

    \n
  • Trip range: 3-5 \u00d7 In<\/li>\n
  • Ideal for: Residential lighting, heating systems<\/li>\n<\/ul>\n

    Curve C:<\/strong> For general-purpose applications (most common)<\/p>\n

      \n
    • Trip range: 5-10 \u00d7 In<\/li>\n
    • Ideal for: Motors, transformers, commercial installations<\/li>\n<\/ul>\n

      Curve D:<\/strong> For high inrush current loads<\/p>\n

        \n
      • Trip range: 10-20 \u00d7 In<\/li>\n
      • Ideal for: Large transformers, X-ray equipment, industrial motors<\/li>\n<\/ul>\n
        \n

        Applications<\/h2>\n

        The VOB3-63 series MCB is designed for professional installation in:<\/p>\n

        Commercial Buildings<\/h3>\n
          \n
        • Office lighting and power distribution<\/li>\n
        • HVAC systems and air conditioning units<\/li>\n
        • Commercial kitchen equipment<\/li>\n
        • Retail store electrical panels<\/li>\n<\/ul>\n

          Industrial Facilities<\/h3>\n
            \n
          • Motor control centers<\/li>\n
          • Control panel assemblies<\/li>\n
          • Industrial automation systems<\/li>\n
          • Manufacturing equipment protection<\/li>\n<\/ul>\n

            Infrastructure Projects<\/h3>\n
              \n
            • Public building electrical systems<\/li>\n
            • Educational facilities<\/li>\n
            • Healthcare facility power distribution<\/li>\n
            • Transportation infrastructure<\/li>\n<\/ul>\n

              OEM Equipment<\/h3>\n
                \n
              • Panel builders and switchgear manufacturers<\/li>\n
              • Control system integrators<\/li>\n
              • Equipment manufacturers requiring circuit protection<\/li>\n<\/ul>\n
                \n

                Dimensions & Installation<\/h2>\n

                Modular Width:<\/strong><\/p>\n

                  \n
                • 1P: 1 module (17.8mm)<\/li>\n
                • 2P: 2 modules (35.6mm)<\/li>\n
                • 3P: 3 modules (53.4mm)<\/li>\n
                • 4P: 4 modules (71.2mm)<\/li>\n<\/ul>\n

                  Height:<\/strong> 83mm
                  \nDepth:<\/strong> 74mm (1P), 63.5mm (multi-pole)<\/p>\n

                  Mounting:<\/strong> Standard 35mm DIN rail per IEC\/EN 60715<\/p>\n

                  Terminal Type:<\/strong> Screw terminals accepting 1-25mm\u00b2 conductors (both flexible and rigid)<\/p>\n

                  \"VOB3-63<\/p>\n

                  \n

                  Certifications & Compliance<\/h2>\n

                  \u2713 IEC 60898-1:<\/strong> Fully compliant with international MCB standards
                  \n\u2713 ICEB Certification:<\/strong> Third-party verified
                  \n\u2713 Intertek Tested:<\/strong> Independent laboratory testing
                  \n\u2713 EU RoHS:<\/strong> Lead-free, environmentally compliant
                  \n\u2713 Pollution Degree 2:<\/strong> Suitable for standard industrial environments<\/p>\n

                  \n

                  Why Choose VIOX VOB3-63?<\/h2>\n

                  Proven Quality Manufacturing<\/h3>\n

                  VIOX Electric is an ISO 9001:2015 certified manufacturer with decades of experience in low-voltage circuit protection. Our VOB3-63 series undergoes rigorous testing to ensure reliable performance in demanding applications.<\/p>\n

                  Complete Product Range<\/h3>\n

                  From 1A to 63A, with all pole configurations and curve types, VIOX offers the complete MCB range needed for panel builders and electrical contractors.<\/p>\n

                  International Standards<\/h3>\n

                  Full compliance with IEC 60898-1 ensures the VOB3-63 can be specified for international projects requiring globally recognized certifications.<\/p>\n

                  OEM & Volume Supply<\/h3>\n

                  As a direct manufacturer, VIOX supports OEM partners and distributors with consistent quality, competitive pricing, and reliable delivery schedules.<\/p>\n

                  \n

                  How to Order<\/h2>\n

                  Model Numbering System:<\/strong> VOB3-63 [Poles] [Curve] [Rating]<\/p>\n

                  Example:<\/strong> VOB3-63 3P C 32A<\/p>\n

                    \n
                  • 3-Pole configuration<\/li>\n
                  • Curve C characteristic<\/li>\n
                  • 32A rated current<\/li>\n<\/ul>\n

                     <\/p>\n<\/div>\n

                    <\/div>\n
                    <\/div>\n","protected":false},"excerpt":{"rendered":"

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                    \n\u2705 \u0993\u09df\u09be\u0987\u09a1 \u09b0\u09c7\u099f\u09bf\u0982 \u09aa\u09b0\u09bf\u09b8\u09c0\u09ae\u09be:<\/strong> 1A, 2A, 3A, 4A, 5A, 6A, 8A, 10A, 13A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
                    \n\u2705 \u098f\u0995\u09be\u09a7\u09bf\u0995 \u0995\u09a8\u09ab\u09bf\u0997\u09be\u09b0\u09c7\u09b6\u09a8:<\/strong> 1-\u09aa\u09cb\u09b2, 2-\u09aa\u09cb\u09b2, 3-\u09aa\u09cb\u09b2, 4-\u09aa\u09cb\u09b2 \u09aa\u09be\u0993\u09df\u09be \u09af\u09be\u09df
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                    \n\u2705 \u09ae\u09be\u09b2\u09cd\u099f\u09bf\u09aa\u09b2 \u0995\u09be\u09b0\u09cd\u09ad:<\/strong> \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09b2\u09cb\u09a1 \u09a7\u09b0\u09a8\u09c7\u09b0 \u099c\u09a8\u09cd\u09af B, C, D \u0995\u09be\u09b0\u09cd\u09ad
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