Siemens CE2B040 40A 2-Pole 600 V Circuit Breaker Potential Transformer

Experience dependable overcurrent protection with the Siemens CE2B040 40A 2-Pole 600 V Circuit Breaker. Part Number CE2B040, this device is built to safeguard distribution circuits in demanding environments, from commercial panels to light-industrial installations. With a 40-amp rating and a 600-volt maximum, it quickly interrupts fault currents to prevent damage and downtime.

The two-pole design protects two live conductors, ensuring balanced protection across multi-wire circuits and simplifying coordination with upstream protection. This Siemens breaker is designed to integrate into standard panels that support Siemens protective devices, delivering consistent performance and reliable trips when abnormal conditions occur.

Key specifications

• Part Number: CE2B040
• Brand: Siemens
• Current rating: 40 A
• Poles: 2
• Voltage rating: 600 V
• Type: Circuit Breaker
• Potential Transformer compatibility: Suitable for protection schemes that rely on voltage sensing and signal conditioning within power systems

Who should consider this CE2B040? Electrical engineers, facility managers, and installers working on 600 V distribution networks who need reliable, easily replaceable protection at the feeder level. It’s an ideal fit for service panels, switchgear, and subpanels where space and compatibility matter, helping you maintain safety standards while keeping downtime to a minimum.

Practical benefits at a glance:

• Precise current limiting for circuits up to 40 A, reducing risk of equipment damage during faults
• 2-pole design supports two hot conductors and simplifies wiring in multi-wire branch circuits
• 600 V rating makes it suitable for a range of commercial and light industrial applications
• Part of Siemens’ trusted protection lineup, ensuring consistent performance and long-term availability of spare parts

Installation considerations: Verify panel compatibility with Siemens CE2B040 and ensure proper rating for the target circuit. As with all protective devices, consult your electrical codes and, when in doubt, a qualified professional should perform installation and testing.