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Contractor Friendly: Polarity insensitive sensing and standard 1/4" quick-connect terminals simplify the upgrade or replacement process
An undersized or restricted refrigerant orifice typically results in high superheat
Durable Metal Construction: Safe for use in plenum-rated spaces and fire-regulated environments
the contacts are rated for diverse loads
Always verify the part number against the unit’s data plate
Siemens Industrial Controls 3RT2038-1AC20 Circuit breaker 326070-701 Contractor Friendly: Polarity insensitive sensingThe Siemens 3RT2038 1AC20 is a heavy duty SIRIUS S2 power contactor designed for demanding commercial and industrial HVACR applications. Engineered for switching motors and inductive loads in the AC 3e AC 3 category, this 3 pole unit provides a robust 65A rated current (80A in specific AC 3 applications) and is suitable for power ratings up to 37 kW at 400V. The integrated 24V AC 50 60 Hz coil ensures compatibility with standard low voltage control
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