SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Three Phase, 22kA at 240V AC
The SQUARE D QOU Series Unit-Mount Miniature Circuit Breaker (MPN QOU320VH) is a three-phase, 20 A, 120/240V AC device with a maximum AIR rating of 22kA at 240V AC. Designed for use with air conditioning and…
SKU 3G-OTH-23050
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
The SQUARE D QOU Series Unit-Mount Miniature Circuit Breaker (MPN QOU320VH) is a three-phase, 20 A, 120/240V AC device with a maximum AIR rating of 22kA at 240V AC. Designed for use with air conditioning and refrigeration equipment, this three-pole breaker provides overcurrent protection in a compact unit-mount form factor.
Frequently Asked Questions
What is the SQUARE D QOU320VH miniature circuit breaker used for?
The SQUARE D QOU320VH is a three-pole miniature circuit breaker designed for overcurrent protection in air conditioning and refrigeration equipment. It is rated 20 A, 120/240V AC, three-phase, with a maximum AIR rating of 22kA at 240V AC, making it suitable for commercial HVAC applications.
What are the specifications of the SQUARE D QOU320VH?
The SQUARE D QOU320VH is a three-phase, 20 A, 120/240V AC miniature circuit breaker with 3 poles and a maximum AIR rating of 22kA at 240V AC. It is part of the QOU Series unit-mount design and is intended for use with air conditioning and refrigeration equipment.
Where to buy the SQUARE D QOU320VH worldwide?
3G Electric supplies the SQUARE D QOU320VH miniature circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this three-phase, 20 A breaker.
How to select the right SQUARE D QOU series breaker for HVAC?
To select the correct SQUARE D QOU series breaker for HVAC, match the voltage (120/240V AC), phase (three), and current rating (20 A) to your equipment. Ensure the interrupting capacity (22kA at 240V AC) exceeds the available fault current. The QOU320VH is specifically designed for air conditioning and refrigeration systems.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D qou series, unit-mount square d miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
