Siemens Industrial Controls 3RB3026-1SB0 Relay 320720-756 Engineered to maintain a leak-proof

Engineered to maintain a leak-proof pump side connection

OEM Compatibility: Exact drop-in replacement for Trane and American Standard units requiring a 3-ton R-22 TXV

Built to handle a 500 PSI maximum working pressure

As technology advances

Is the keyway included in the fixed bore

Siemens Industrial Controls 3RB3026-1SB0 Relay 320720-756 Engineered to maintain a leak-proofThe Siemens 3RB3026 1SB0 is a high performance SIRIUS electronic overload relay designed for precise motor protection within a 3 12 Amp current range. Engineered for Size S0 contactors, this unit provides solid state reliability that far surpasses traditional thermal alternatives. It features Class 10E tripping, ensuring rapid response to overload conditions, phase loss, and phase unbalance, effectively preventing catastrophic insulation failure or