Dayton Supplementary Protector: 20 A Amps, 7.5kA at 480V AC, Screw Clamp, NDB2-63
The DAYTON IEC Supplementary Protector (SKU 3G-OTH-21099) is a C-Curve, 2-Pole UL1077 DIN Rail-Mount supplementary protector rated for 20 A Amps. It features a Max. AIR Rating of 7.5kA at 480V AC, an AC Voltage…
SKU 3G-OTH-21099
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
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Product Description
The DAYTON IEC Supplementary Protector (SKU 3G-OTH-21099) is a C-Curve, 2-Pole UL1077 DIN Rail-Mount supplementary protector rated for 20 A Amps. It features a Max. AIR Rating of 7.5kA at 480V AC, an AC Voltage Rating of 480V AC, and a Screw Clamp terminal connection. This unit is part of the NDB2-63 series and is not rated for DC voltage.
Frequently Asked Questions
What is the DAYTON IEC Supplementary Protector used for?
The DAYTON IEC Supplementary Protector protects industrial control circuits and equipment from overcurrents and short circuits. It is commonly used in panel building, HVAC, and machinery applications where UL1077-listed supplementary protection is required for 480V AC circuits.
What are the specifications of the DAYTON supplementary protector?
The DAYTON is a C-curve, 2-pole supplementary protector rated 20 A at 480V AC with a maximum AIR rating of 7.5kA at 480V AC. It features screw clamp terminals, is part of the NDB2-63 series, and is not rated for DC voltage.
Where to buy the DAYTON supplementary protector worldwide?
3G Electric supplies the DAYTON supplementary protector to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this C-curve, 2-pole UL1077 protector.
How to select the right C-curve supplementary protector for a 480V AC circuit?
Select a C-curve supplementary protector like the DAYTON when your load has moderate inrush current, such as small motors or transformers. Verify the voltage rating (480V AC), current rating (20 A), and interrupting capacity (7.5kA) match your circuit. Always follow NEC and local codes for installation.
Used in
Common applications for DaytonDayton Products
3G Electric supplies Dayton c-curve, 2-pole ul1077 din rail-mount supplementary protectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
