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The Square D A1.02 thermal unit protects motors, controllers, and branch circuit conductors against excessive heating due to prolonged motor over currents. These Class 20 thermal units respond to overload current conditions according to trip curves and trip in 20 seconds or less on overload conditions. It has a one piece construction.
Protects motors from overheating with Class 20 thermal units that trip quickly under overload conditions. One piece construction.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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