Square D JDL36200SA 200A 3-Pole 600 V Circuit Breaker

Meet the Square D JDL36200SA 200A 3-Pole 600V Circuit Breaker — a purpose-built safety device designed to protect commercial and light industrial electrical distributions. With part number JDL36200SA, this breaker delivers dependable protection for your 3-phase systems up to 600 volts, making it a trusted choice for panel maintenance and upgrades.

Key specifications at a glance

• Current rating: 200 A
• Poles: 3
• Voltage rating: up to 600 V

Why this 3-Pole breaker matters

• Three-phase protection: The 3-pole design ensures all hot conductors in a three-phase system are interrupted together for safer, coordinated shutdowns.
• High-capacity feeder protection: The 200 A rating is ideal for protecting main feeders and larger branch circuits in commercial or light industrial panels.
• Versatile voltage range: Compatible with distribution setups that operate up to 600 V, giving you flexibility across different installations.
• Direct relevance for Square D environments: Specifically suited as a genuine replacement part within Square D installations that accept JDL-series breakers, helping maintain consistency and fit.

Use cases and practical scenarios

• Protecting a 3-phase distribution panel serving offices, workshops, or small manufacturing spaces where a 200 A main/feeder breaker is required.
• Serving as a reliable upgrade or replacement part in existing Square D systems to maintain circuit protection alignment with upstream feeders.
• Providing a clear, centralized point of protection for critical loads across multiple 3-phase circuits within a single enclosure.

Installation and safety notes

• Only qualified electrical professionals should install or replace circuit breakers, following all applicable electrical codes and the panel’s guidelines.
• Verify panel compatibility to ensure the JDL36200SA is appropriate for your Square D enclosure and that the bus connections align with the breaker’s mounting.
• Follow proper de-energizing procedures and secure all circuits before service or replacement to safeguard personnel and equipment.

For durable, predictable protection in your 3-phase distribution, the Square D JDL36200SA 200A 3-Pole 600V Circuit Breaker delivers the dependable performance you expect from a trusted brand. This is the genuine part you need when reliability and precise protection matter most in your electrical system.