Why Choose the IMO US10D2040A Miniature Circuit Breaker?
The IMO US10D2040A is a high-performance 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 combines reliable electrical performance with straightforward DIN rail mounting, making it ideal for demanding industrial environments.
The US10D2040A features a 40 A rated current, 2 pole configuration, D curve tripping characteristic and a 10 kA short circuit breaking capacity. Its D curve response is designed for applications with high temporary inrush currents, making it particularly suitable for motors, transformers, switched-mode power supplies, compressors and other inductive loads.
Designed for OEM machine builders, panel manufacturers and industrial maintenance professionals, the IMO US10D2040A delivers dependable supplementary circuit protection while helping minimise downtime and protect valuable electrical equipment.
Key Advantages
- Reliable UL1077 supplementary circuit protection for industrial equipment.
- 40 A rated current suitable for demanding machinery and automation circuits.
- 2 pole configuration provides simultaneous protection and isolation.
- D curve tripping characteristic for circuits with high inrush currents.
- 10 kA short circuit breaking capacity for dependable fault interruption.
- Resettable design reduces maintenance compared with replaceable fuses.
- Compact DIN rail-mounted construction for quick installation and servicing.
Key Features
- IMO Precision Controls US10 series.
- 40 A rated current.
- 2 pole (2P) configuration.
- D curve tripping characteristic.
- 10 kA breaking capacity.
- UL1077 supplementary overcurrent protection.
- Designed for industrial control and automation systems.
- Compact DIN rail-mounted construction.
Reliable Protection for Industrial Control Circuits
The IMO US10D2040A automatically disconnects electrical circuits when overload or short circuit conditions occur, helping protect machinery, automation equipment and electrical control systems from damage. Reliable overcurrent protection supports improved operational safety, minimises downtime and extends the service life of connected equipment.
Its D curve operating characteristic is engineered for equipment with substantial start-up currents, helping prevent nuisance tripping while maintaining dependable protection against genuine overloads and fault conditions.
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.
