Why Choose the IMO US10D1020A Miniature Circuit Breaker?
The IMO US10D1020A is a compact UL1077 supplementary miniature circuit breaker (MCB) designed to provide dependable overload and short-circuit protection for industrial control panels, OEM machinery and factory automation systems. Manufactured by IMO Precision Controls, this single-pole circuit breaker combines reliable thermo-magnetic protection with a space-saving DIN rail mounted design, making it ideal for demanding industrial environments.
Designed for machine builders, panel manufacturers and automation engineers, the US10D1020A integrates seamlessly into industrial electrical enclosures alongside PLCs, relays, contactors and power supplies. Its compact modular construction helps maximise valuable enclosure space whilst delivering dependable supplementary circuit protection.
Featuring a 20 A rated current, a D Curve tripping characteristic and a 10 kA short-circuit breaking capacity, the IMO US10D1020A is particularly suitable for transformers, solenoids, contactor coils and other inductive loads that generate high inrush currents during start-up.
Key Advantages
- Compact UL1077 supplementary miniature circuit breaker.
- 20 A rated current for industrial control circuits.
- D Curve tripping characteristic for inductive, high-inrush loads.
- 10 kA short-circuit breaking capacity.
- Single-pole design saves valuable panel space.
- Fast DIN rail installation and simple maintenance.
Key Features
- IMO Precision Controls US10D Series.
- Single-pole configuration.
- 20 A rated operational current.
- D Curve magnetic trip characteristic.
- 10 kA interrupting capacity.
- UL1077 supplementary protector.
- Thermo-magnetic overload and short-circuit protection.
- Contact position indicator.
- Compact DIN rail mounted construction.
Reliable Protection for Industrial Automation
The IMO US10D1020A automatically disconnects the protected circuit during overload or short-circuit conditions, helping protect wiring, electrical equipment and connected machinery from damage. Its dependable thermo-magnetic operating mechanism contributes to increased equipment reliability and reduced production downtime.
Its D Curve characteristic is engineered for circuits with higher instantaneous start-up currents, making it particularly suitable for transformer-fed circuits, industrial power supplies, contactor coils, solenoids and similar inductive applications where nuisance tripping must be minimised.
Typical Applications
- Industrial control panels.
- OEM machinery.
- Factory automation systems.
- Transformer protection.
- Contactor and relay circuits.
- Industrial power supplies.
- PLC control systems.
- Instrumentation and process control equipment.
