SQUARE D Thermal Unit, Trip Class 20, A3.61
SQUARE Electrical.
SKU 3G-OTH-43443
Also listed as: A361 · A3 61 · A3-61
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
SQUARE Electrical.
Frequently Asked Questions
What is the SQUARE D Thermal Unit A3.61 used for?
The SQUARE D Thermal Unit A3.61 is an overload protection device used in motor starters and contactors. It protects electric motors from damage due to prolonged overcurrent conditions by tripping the circuit when excessive heat is detected. Common applications include industrial machinery, HVAC systems, and conveyor drives.
What are the specifications of the SQUARE D Thermal Unit A3.61?
The SQUARE D Thermal Unit A3.61 has a trip class of 20 and is identified by manufacturer part number A3.61. It is designed for use with SQUARE D motor starters and contactors. The trip class indicates the maximum time in seconds the unit can withstand a locked-rotor current before tripping.
Where to buy the SQUARE D Thermal Unit A3.61 worldwide?
You can source the SQUARE D Thermal Unit A3.61 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we source and deliver this component to your location.
How to select the correct SQUARE D thermal unit for a motor starter?
Select the SQUARE D thermal unit by matching the motor full-load current and trip class to the unit's rating. The A3.61 is a trip class 20 unit, suitable for standard motor protection. Always verify the manufacturer part number against your starter model. Consult the motor nameplate and SQUARE D selection tables for proper sizing.
Used in
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3G Electric supplies SQUARE electrical. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
