Siemens Q21530CTNC Circuit Breaker, 30A, 2-Pole, 240V

Engineered for industrial electrical service, the Siemens Q21530CTNC circuit breaker delivers dependable overload protection for 240V circuits. As a member of the QT-series, this 2-pole unit is designed for maintenance, service, and replacement projects where reliability matters. Use the part number Q21530CTNC to confirm compatibility with your panel and application.

Key features and benefits:

• Voltage and protection: 240V, 2-pole design provides simultaneous disconnect on both hot legs, safeguarding equipment and wiring in 240V circuits.
• Amperage rating: 30 A rating suitable for circuits feeding moderate loads or motors with appropriate protection coordination.
• Series compatibility: Part of the Siemens QT-series breakers, intended for panels designed to accept QT-type devices.
• Verified fit: Confirm compatibility by cross-checking the exact part number (Q21530CTNC) with your panel's listing and application requirements.
• Replacement-ready: Ideal for replacement projects where downtime matters and standardization with QT-series devices helps streamline maintenance.
• Support: If you’re uncertain about compatibility, our team can help match the part number to your application.

Ideal use cases:

• Industrial service panels requiring reliable 30A protection on 240V circuits
• Maintenance projects where QT-series compatibility ensures a proper fit
• Replacement of aging breakers in QT-series installations to restore circuit protection quickly

How to verify compatibility and install safely:

• Check that your panel is listed to accept QT-series breakers and that the Q21530CTNC matches the required amperage and voltage for the circuit.
• Turn off power and follow all safety procedures during installation; confirm there are no obstructions to the breaker’s trip mechanism.

Product details at a glance:

• Manufacturer: Siemens
• Series: QT
• Part number: Q21530CTNC
• Type: Circuit Breaker
• Amperage: 30 A
• Poles: 2
• Voltage: 240V