APC by Schneider Electric 3-Pole 400A Breaker - PD3P400AT5B
400A, 3-pole circuit breaker designed for integration with APC Symmetra PX 250/500KW power systems
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Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.
The APC by Schneider Electric PD3P225AT3B is a 225A, 3-pole circuit breaker designed for front mounting within APC Symmetra PX 250/500KW uninterruptible power supply systems. It provides essential overcurrent protection for a single zone, ensuring the integrity of critical power infrastructure. This breaker is a direct replacement for existing units or a component for system expansion where precise circuit segmentation is required.
This PD3P225AT3B circuit breaker is specifically engineered for use with the APC Symmetra PX 250KW and Symmetra PX 500KW power modules. Its 3-wire (3P) hardwire configuration is intended for a single output zone within these UPS systems.
The unit requires front mounting and is not rack-mountable. It supports input frequencies of 50 Hz and 60 Hz, with main input and output voltages rated for 400V or 480V 3-phase systems. Ensure proper torque is applied during hardwiring to meet installation standards and ensure reliable operation.
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