16 Amp, 1 Pole, 240V AC, 60V DC, Trip Curve: D, DIN Rail Mount-Miniature Circuit Breaker, UL1077
The ASI NDB2-63D16-1 is a compact and robust 16 amp mini circuit breaker (MCB) engineered for supplemental protection in industrial and commercial electrical systems. This 1-pole DIN rail breaker is designed with thermal magnetic trip technology, making it ideal for 240V AC or 60V DC circuits where reliable overload and short circuit protection is critical.
Certified to UL1077, IEC60898-1, and international standards, this breaker features a D trip curve suited for highly inductive loads like motors and transformers. The breaker’s LED trip indicator provides fast, visual confirmation of fault conditions.
Key Features & Benefits
✔ 16A Single Pole MCB – Ideal for supplemental protection in control panels and branch circuits.
✔ D Curve Trip Characteristic – Designed to handle inrush current from inductive loads without nuisance tripping.
✔ High 10kA Interrupt Capacity – Offers superior protection in demanding electrical environments.
✔ Visual LED Trip Indicator – Allows quick identification of tripped breakers to minimize downtime.
✔ DIN Rail Mountable (18mm Width) – Compact footprint saves valuable panel space and enables quick installation.
✔ Screw Clamp Terminals – Simplifies wiring with secure, touch-safe connections.
✔ UL1077, TUV, CE, RoHS Compliant – Meets global standards for safety, performance, and environmental compliance.
Applications
🔹 Industrial Control Panels – Reliable overcurrent protection for automation and machinery systems.
🔹 OEM Equipment – Compact size and high performance make it ideal for machine builders.
🔹 Building Systems – Provides supplementary protection in HVAC, lighting, and power distribution circuits.

Specifications
Amperage | 16 Amps |
Poles | 1 |
Trip Curve | D Trip Curve (Long) |
Breaker Mounting | 35mm DIN Rail |