SQUARE D NEMA Combination Starter: Circuit Breaker, 3 Poles, NEMA Size 1
The SQUARE D NEMA Combination Starter: Circuit Breaker (SKU 3G-OTH-44322, MPN 8539SCA54V02S) is a three-phase, 3-pole circuit breaker starter with thermal overloads from the Series 8539. It features a NEMA Size 1…
SKU 3G-OTH-44322
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.
Need installation or engineering help?
Ask a question
Product Description
The SQUARE D NEMA Combination Starter: Circuit Breaker (SKU 3G-OTH-44322, MPN 8539SCA54V02S) is a three-phase, 3-pole circuit breaker starter with thermal overloads from the Series 8539. It features a NEMA Size 1, NEMA-Rated 12 enclosure, a coil voltage of 120V AC, and a maximum voltage rating of 600V AC. This unit requires 3 melting alloy thermal units (not included) and does not include a control transformer, pilot light, or auxiliary contacts.
Frequently Asked Questions
What is the SQUARE D 8539SCA54V02S combination starter used for?
The SQUARE D 8539SCA54V02S NEMA combination starter is used to control and protect three-phase motors in industrial applications. It combines a circuit breaker and a starter with thermal overloads in a NEMA 12 enclosure, making it suitable for environments requiring protection against dust and dripping liquids.
What are the specifications of the SQUARE D 8539SCA54V02S combination starter?
The SQUARE D 8539SCA54V02S is a three-phase, 3-pole NEMA Size 1 combination starter with a maximum voltage rating of 600V AC and a coil voltage of 120V AC. It requires 3 melting alloy thermal units (not included) and does not include a control transformer, pilot light, or auxiliary contacts.
Where to buy the SQUARE D 8539SCA54V02S combination starter worldwide?
You can source the SQUARE D 8539SCA54V02S combination starter from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring your order arrives reliably. Contact us for availability and lead time.
How to select thermal units for the SQUARE D 8539SCA54V02S starter?
To select thermal units for the SQUARE D 8539SCA54V02S starter, refer to the motor's full-load current rating and choose SQUARE D melting alloy thermal units that match that current. The starter requires three units, one per phase. Always consult the manufacturer's selection table for proper overload protection.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D circuit breaker starters with thermal overloads. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
