US10D2030A IMO 10kA UL1077 MCB 2 pole 30A D Curve

US10D2030A IMO 10kA UL1077 MCB 2 pole 30A D Curve

SKU: US10D2030AMPN: US10D2030A
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Why Choose the IMO US10D2030A Miniature Circuit Breaker?

The IMO US10D2030A is a robust UL1077 supplementary miniature circuit breaker (MCB) designed to provide dependable overload and short circuit protection for industrial control panels, machinery and automation systems. Manufactured by IMO Precision Controls, this compact protective device offers reliable performance, convenient DIN rail mounting and long service life in demanding industrial environments.

The US10D2030A features a 30 A rated current, 2 pole configuration, D curve tripping characteristic and a 10 kA short circuit breaking capacity. It is specifically designed for applications with high temporary inrush currents, making it ideal for motors, transformers, switched-mode power supplies, compressors and other inductive electrical loads.

Designed for OEM machine builders, panel manufacturers and maintenance engineers, the IMO US10D2030A delivers reliable supplementary circuit protection while helping minimise downtime and safeguard valuable electrical equipment.

Key Advantages

  • Reliable UL1077 supplementary circuit protection for industrial equipment.
  • 30 A rated current suitable for demanding machinery and automation circuits.
  • 2 pole configuration provides simultaneous protection and isolation.
  • D curve tripping characteristic designed for circuits with high inrush currents.
  • 10 kA short circuit breaking capacity for dependable fault interruption.
  • Resettable operation reduces maintenance compared with replaceable fuses.
  • Compact DIN rail-mounted design for quick installation and servicing.

Key Features

  • IMO Precision Controls US10 series.
  • 30 A rated current.
  • 2 pole (2P) configuration.
  • D curve tripping characteristic.
  • 10 kA breaking capacity.
  • UL1077 supplementary protector.
  • Designed for industrial control and automation systems.
  • Compact DIN rail-mounted construction.

Reliable Protection for Industrial Control Circuits

The IMO US10D2030A automatically disconnects electrical circuits when overload or short circuit conditions occur, helping protect machinery, automation equipment and electrical control systems from costly damage. Reliable overcurrent protection improves operational safety, reduces downtime and supports long-term equipment reliability.

Its D curve operating characteristic is specifically intended for circuits supplying equipment with substantial start-up currents. This helps prevent nuisance tripping while still providing dependable protection against sustained overloads and short circuit faults.

Typical Applications

  • Industrial control panels and electrical cabinets.
  • Machine building and OEM equipment.
  • Motor control circuits.
  • Transformer and power supply protection.
  • Industrial automation systems.
  • Compressors and inductive load circuits.
  • Manufacturing and processing machinery.

Technical Specifications

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Certification UL 1077
Current 30 A
Poles 2-pole
Device Type MCB
Trip Curve D curve
Breaking Capacity 10 kA
Manufacturer IMO Precision Controls
Series US10
Model US10D2030A
Product type Supplementary miniature circuit breaker
Rated current 30 A
Number of poles 2 Pole
Tripping characteristic D Curve
Breaking capacity 10 kA
Rated voltage Up to 277/480 V AC
Operating frequency 50 / 60 Hz
Mounting type DIN rail mounting
Protection category Supplementary overcurrent protection
Standard UL1077
Application Industrial control panels and machinery
HS Code 8536201090
Country of Manufacture India

Frequently Asked Questions

What is the IMO US10D2030A used for?

The US10D2030A is a UL1077 supplementary miniature circuit breaker designed to protect industrial control circuits and electrical equipment against overloads and short circuits.

What is the rated current of the US10D2030A?

The IMO US10D2030A has a rated current of 30 A, making it suitable for industrial machinery, automation systems and electrical control panels.

What does the D curve characteristic mean?

A D curve circuit breaker is designed to accommodate high temporary inrush currents, making it ideal for motors, transformers, compressors, solenoids and other inductive electrical loads.

How many poles does this circuit breaker have?

The US10D2030A features a 2 pole configuration, allowing simultaneous protection and isolation of two conductors.

What is the breaking capacity of the US10D2030A?

The breaker provides a 10 kA short circuit breaking capacity, ensuring dependable interruption of high prospective fault currents.

How is the IMO US10D2030A installed?

The breaker is designed for installation onto a standard DIN rail inside industrial control panels and electrical enclosures.

Trusted Circuit Protection for Industrial Equipment

IMO supplementary miniature circuit breakers are trusted by panel builders, machine manufacturers and automation engineers for dependable circuit protection, straightforward installation and reliable long-term performance in demanding industrial environments.