Motor Protection Motor Protection |
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Auxiliary Contact Switch Starting Position Auxiliary ContactSwitch Starting Position |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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About Motor Switches and Starters
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Overload Protectors for Motor Starters

Upgrade motor starters that use thermal overload protection with these solid-state overloads—they don't use heating elements, so enclosure ventilation and cooling is not required. All have a full-load amp adjustment dial to accommodate circuits with different full-load amp ratings.
If the full-load amp rating is not shown on your motor’s faceplate, estimate the current rating (given the motor’s horsepower and voltage).
For technical drawings and 3-D models, click on a part number.
| Overload Current, A | Trip Time, sec. | Overload Protection Class | Motor Protection | Ht. | Wd. | Dp. | Wire Connection Type | Specifications Met | Each | |
2 Auxilliary Contacts with 1 Off (Normally Open), 1 On (Normally Closed) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Single Phase | ||||||||||
| 3-12 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 2.2" | 3.5" | 3.2" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 0000000 |
| 5.5-22 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 2.2" | 3.5" | 3.2" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 000000 |
Three Phase | ||||||||||
| 0.75-3.4 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 3.2" | 3.5" | 3.2" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 000000 |
| 3-12 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 2.2" | 3.5" | 3.2" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 000000 |
| 5.5-22 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 2.2" | 3.5" | 3.2" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 000000 |
| 10-40 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 2.2" | 3.5" | 3.2" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 000000 |
| 13-52 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 2.3" | 4.5" | 4" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 000000 |
| 25-100 | 5, 10, 20, 30 | 5, 10, 20, 30 | Overvoltage, Phase Loss | 2.3" | 4.5" | 4" | Screw Terminals | UL Listed, CSA Certified | 0000000 | 000000 |

























