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UB10D3025A IMO 10kA UL489 MCB 3 pole 25A D Curve
£42.64
Why Choose the IMO UB10D3025A Miniature Circuit Breaker?
The IMO UB10D3025A is a high-performance UL489 miniature circuit breaker (MCB) engineered to provide dependable protection against overloads and short circuits in industrial and commercial electrical installations. Manufactured by IMO Precision Controls, this robust circuit breaker is designed for machine builders, panel manufacturers and electrical contractors requiring reliable branch circuit protection.
Featuring a 3-pole configuration, a 25 A rated current and a D curve tripping characteristic, the UB10D3025A is ideally suited to circuits supplying motors, transformers and other inductive equipment with high inrush currents. Its compact DIN rail mounting design allows quick installation inside industrial control panels and electrical distribution boards.
With a 10 kA short circuit breaking capacity, thermal-magnetic protection and UL489 approval, this miniature circuit breaker delivers reliable fault protection in demanding industrial environments. Its durable construction ensures long service life while helping minimise downtime and protecting valuable equipment.
Key Advantages
- Industrial UL489 miniature circuit breaker for dependable circuit protection.
- 25 A rated current suitable for demanding industrial applications.
- D curve tripping characteristic for motors and inductive loads.
- 3-pole configuration for three-phase electrical systems.
- 10 kA breaking capacity provides reliable short circuit protection.
- Compact DIN rail mounting simplifies installation and maintenance.
Key Features
- IMO Precision Controls UB10 series.
- 25 A rated current.
- D curve thermal-magnetic trip characteristic.
- 3-pole miniature circuit breaker.
- 10 kA short circuit breaking capacity.
- UL489 approved for branch circuit protection.
- Contact position indicator.
- DIN rail mounting for industrial control panels.
Reliable Protection for Industrial Electrical Systems
Miniature circuit breakers automatically disconnect electrical circuits during overload and short circuit conditions, protecting cables, machinery and connected equipment from electrical damage. The thermal-magnetic operating mechanism combines overload protection with rapid magnetic tripping for effective fault isolation.
The IMO UB10D3025A is specifically designed for applications where temporary high inrush currents occur during equipment start-up. Its D curve characteristic reduces nuisance tripping while maintaining dependable protection against genuine electrical faults.
Typical Applications
- Industrial control panels.
- Three-phase motor circuits.
- Machine building and OEM equipment.
- Automation and process control systems.
- Electrical distribution boards.
- Transformers and inductive loads.
Technical Specifications
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| Certification | UL 489 | |
|---|---|---|
| Current | 25 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCB | |
| Trip Curve | D curve | |
| Breaking Capacity | 10 kA | |
| Manufacturer | IMO Precision Controls | |
| Series | UB10 UL489 Miniature Circuit Breakers | |
| Model | UB10D3025A | |
| Product type | UL489 miniature circuit breaker | |
| Rated current | 25 A | |
| Number of poles | 3 | |
| Trip characteristic | D Curve | |
| Rated voltage | 480Y / 277 V AC | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 10 kA | |
| Protection rating | IP20 / NEMA 1 | |
| Mounting type | DIN rail | |
| Operating temperature | -25°C to +55°C | |
| Dimensions (H × W × D) | 108 × 52.5 × 67 mm | |
| HS Code | 8536201090 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the IMO UB10D3025A used for?
The UB10D3025A provides overload and short circuit protection for three-phase electrical circuits used in industrial machinery, automation systems and commercial electrical installations.
What is the rated current of this circuit breaker?
The IMO UB10D3025A has a rated current of 25 A.
Why does this breaker use a D curve characteristic?
D curve circuit breakers are designed for motors, transformers and other inductive equipment that draw higher starting currents.
How is the UB10D3025A installed?
The breaker mounts directly onto a standard DIN rail inside electrical distribution boards and industrial control panels.
What is the breaking capacity?
The UB10D3025A provides a 10 kA short circuit breaking capacity, delivering reliable protection for demanding industrial applications.
Trusted by Electrical Professionals Worldwide
IMO Precision Controls miniature circuit breakers are trusted by electrical engineers, panel builders and machine manufacturers for dependable circuit protection, robust construction and reliable long-term performance in industrial environments.
