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Dayton Supplementary Protector: 10 A Amps, 7.5kA at 480V AC, Screw Clamp, NDB2-63 - B-Curve, 3-Pole UL1077 DIN Rail-Mount Supplementary Protectors
DaytonB-Curve, 3-Pole UL1077 DIN Rail-Mount Supplementary Protectors

Dayton Supplementary Protector: 10 A Amps, 7.5kA at 480V AC, Screw Clamp, NDB2-63

The DAYTON IEC Supplementary Protector (SKU 3G-OTH-19921) is a B-Curve, 3-Pole UL1077 DIN Rail-Mount supplementary protector from the NDB2-63 series, rated at 10 A Amps. It features a Max. AIR Rating of 7.5kA at 480V…

SKU 3G-OTH-19921

Brand
Dayton
Item
Supplementary Protector: 10 A Amps, 7.5kA at 480V AC, Screw Clamp, NDB2-63
Category
B-Curve, 3-Pole UL1077 DIN Rail-Mount Supplementary Protectors
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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.

Technical Specifications

Dayton
Series
NDB2-63
Type
7.5kA at 480V AC, Screw Clamp, NDB2-63
AC
480V
Max. AIR Rating
7.5kA at 480V AC
AC Voltage Rating
480V AC
DC Voltage Rating
Not Rated
Terminal Connection
Screw Clamp

Technical Documents

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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON IEC Supplementary Protector (SKU 3G-OTH-19921) is a B-Curve, 3-Pole UL1077 DIN Rail-Mount supplementary protector from the NDB2-63 series, rated at 10 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; it is Not Rated for DC voltage.

Frequently Asked Questions

What is the DAYTON IEC Supplementary Protector used for?

The DAYTON IEC Supplementary Protector is used to protect industrial control circuits and equipment from overcurrent and short circuits. It is commonly applied in panel building, HVAC systems, and machinery control panels where branch circuit protection is not required.

What are the specifications of the DAYTON supplementary protector?

The DAYTON is a B-Curve, 3-Pole UL1077 DIN Rail-Mount supplementary protector from the NDB2-63 series. It is rated at 10 A Amps, with a Max. AIR Rating of 7.5kA at 480V AC, AC Voltage Rating of 480V AC, and Screw Clamp terminal connection. It is Not Rated for DC voltage.

Where to buy the DAYTON supplementary protector worldwide?

You can source the DAYTON supplementary protector through 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 install the DAYTON NDB2-63 supplementary protector?

Install the DAYTON NDB2-63 supplementary protector by snapping it onto a standard 35 mm DIN rail. Ensure the circuit is de-energized, then connect wires using the Screw Clamp terminals with the correct torque. Follow UL1077 guidelines and local electrical codes for safe installation.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton b-curve, 3-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.

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