{"product_id":"siemens-hld63f600-600a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens HLD63F600 - 600 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003eSiemens HLD63F600 is a robust 3-pole bolt-on molded case circuit breaker designed to deliver reliable branch circuit protection in panelboards and loadcenters. With a 600 A current rating and a 600 V maximum voltage, this unit is built to handle demanding 3-phase applications while maintaining stable, repeatable protection performance through its thermal-magnetic trip system. Key benefits and what sets it apart\n- Secure bolt-on mounting: The bolt-on design creates a rigid, vibration-resistant bus connection that stays put in demanding environments, reducing the risk of loose connections and unwanted trips.\n- Thermal-magnetic trip unit: This breaker combines thermal and magnetic tripping for precise overcurrent protection and fast response to short circuits, helping protect wiring, devices, and downstream equipment from damage.\n- OEM-ready compatibility: Engineered to pair with matching Siemens OEM load centers and panelboards, ensuring seamless integration, consistent performance, and straightforward replacement.\n- Versatile for multiple sectors: Suitable for residential, commercial, and light industrial installations where dependable protection and long service life are critical. Who benefits most\n- Electricians and installers upgrading or expanding service panels that require a high-capacity, 3-pole solution.\n- Facilities managers overseeing panelboards and loadcenters in small to mid-size commercial or light industrial settings.\n- Projects prioritizing secure connections and predictable protection curves to minimize downtime and maintenance. Practical use cases and scenarios\n- Upgrading a 3-phase distribution system in a small commercial building where 600 A capacity is needed across a main feeder or feeder branch circuit.\n- Replacing aging bolt-on breakers in existing Siemens panelboards to restore original protection characteristics and compatibility.\n- New installations in light industrial environments where vibration resistance and solid bus connections reduce long-term maintenance. Technical snapshot\n- Manufacturer: Siemens\n- Part Number: HLD63F600\n- Type: Thermal-magnetic molded case circuit breaker\n- Amperage Rating: 600 A\n- Voltage Rating: 600 V\n- Number of Poles: 3\n- Mounting Style: Bolt-on\n- Application: Branch circuit overcurrent and short-circuit protection Tips for optimal performance\n- Ensure correct torque on mounting hardware during installation to maintain the integrity of the bus connection.\n- Match this breaker with compatible Siemens load centers or panelboards to preserve trip characteristic consistency and warranty coverage.\n- Use in accordance with local electrical codes and manufacturer installation guidelines for safe, reliable operation. When performance and reliability matter, the Siemens HLD63F600 delivers a sturdy, high-capacity solution for protecting your electrical infrastructure. Add this bolt-on 3-pole circuit breaker to your panel or loadcenter lineup to secure downstream equipment, prevent nuisance trips, and maintain system uptime.\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349811613858,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_795574c5-e636-44c5-9c75-db9f58b78434.png?v=1764157486","url":"https:\/\/www.ampstate.com\/products\/siemens-hld63f600-600a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}