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The Siemens Sirius 3RU2116-1DB0 is a precision-engineered thermal overload relay designed for demanding motor protection in industrial and HVACR environments
High Inrush Capacity: Manages high start-up currents typical of inductive loads without premature contact pitting
Fail-Safe Operation: The release/close mechanism provides a mechanical fallback to ensure system safety without relying on electrical power
inspect the surrounding mounting hardware for thermal stress to ensure a complete and reliable field repair
Automatic Reset Logic: Eliminates the need for manual intervention once the system returns to a safe 200°F operating temperature
Siemens Industrial Controls 3RU2126-1FB0 Relay 321702-401 The Siemens Sirius 3RU2116-1DB0 isThe Siemens 3RU2126 1FB0 is a high performance thermal overload relay designed for precise motor protection in demanding industrial environments. Engineered for direct mounting onto SIRIUS 3RT2 size S0 contactors, this unit provides critical current dependent protection against overloads and phase failures. With an adjustable setting range of 3. 5 to 5. 0 Amps, it ensures optimal equipment safety by monitoring the temperature sensitive bimetal strips
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