SQUARE D Miniature Circuit Breaker: 90 A, 120/240V AC, Three Phase, 22kA at 120/240V AC
The SQUARE D QO390VH is a 90 A, three-phase miniature circuit breaker from the QO Series, designed for plug-in installation in QO Load Centers and NQ Panelboards. It carries a maximum AIR rating of 22kA at 120/240V…
SKU 3G-OTH-22168
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The SQUARE D QO390VH is a 90 A, three-phase miniature circuit breaker from the QO Series, designed for plug-in installation in QO Load Centers and NQ Panelboards. It carries a maximum AIR rating of 22kA at 120/240V AC and is rated for 120/240V AC operation.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the SQUARE D QO390VH miniature circuit breaker used for?
The SQUARE D QO390VH is a 90 A, three-phase miniature circuit breaker used for overcurrent protection in QO Load Centers and NQ Panelboards. It is rated for 120/240V AC systems and is commonly applied in commercial and industrial electrical distribution panels.
What are the specifications of the SQUARE D QO390VH?
The SQUARE D QO390VH is a 90 A, three-phase miniature circuit breaker with an AC voltage rating of 120/240V AC and a maximum AIR rating of 22kA at 120/240V AC. It is designed for plug-in installation in QO Load Centers and NQ Panelboards.
Where to buy the SQUARE D QO390VH worldwide?
3G Electric supplies the SQUARE D QO390VH miniature circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.
How to install the SQUARE D QO390VH circuit breaker?
To install the SQUARE D QO390VH, ensure the panel is de-energized. Align the plug-in base with the bus bar in a QO Load Center or NQ Panelboard and press firmly until seated. Verify the breaker is fully engaged and the handle operates freely before restoring power.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D qo series, plug-in square d miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
