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OTL45B3M Enclosed Switch Disconnector
ABB OTL45B3M enclosed 3-pole switch disconnector with IP65 steel enclosure, 63 A AC-21A rating, 45 A AC-23A rating and 22 kW motor switching capacity for industrial electrical isolation.
£207.27
Why Choose the ABB OTL45B3M Enclosed Switch Disconnector?
The ABB OTL45B3M (1SCA022562R4790) is a durable 3-pole enclosed switch disconnector designed to provide safe electrical isolation for industrial machinery, commercial installations and low voltage power distribution systems. As part of the reliable ABB OTL enclosed switch disconnector range, it delivers dependable manual isolation while helping protect maintenance personnel and electrical equipment.
Housed within a rugged powder-coated steel enclosure, the OTL45B3M offers an IP65 protection rating, making it suitable for demanding indoor and outdoor environments. The enclosure features a lockable hinged door with an interlocked mechanism that prevents access while the switch is in the ON position, improving operational safety during servicing and maintenance.
Rated for 63 A AC-21A and 45 A AC-23A at 400-415 V AC with a 22 kW motor switching capacity, the OTL45B3M is ideal for isolating motors, pumps, HVAC equipment and industrial electrical circuits. Its compact enclosure and reliable switching mechanism make it an excellent choice for panel builders, OEMs and electrical contractors.
Key Advantages
- Heavy-duty 3-pole enclosed switch disconnector.
- IP65 enclosure for indoor and outdoor installations.
- 63 A AC-21A and 45 A AC-23A operational ratings.
- 22 kW motor switching capacity at 400 V AC.
- Lockable rotary handle with door interlock.
- Reliable isolation for industrial and commercial applications.
Key Features
- ABB OTL enclosed switch disconnector series.
- Model: OTL45B3M.
- Manufacturer Part Number: 1SCA022562R4790.
- 3-pole switch disconnector.
- 63 A rated operational current (AC-21A).
- 45 A AC-23A rating.
- 22 kW motor switching capacity.
- Powder-coated steel enclosure.
- IP65 ingress protection.
- Top and bottom cable entry knock-outs.
Reliable Electrical Isolation for Industrial Systems
Enclosed switch disconnectors provide a safe method of manually isolating electrical circuits before maintenance or servicing is carried out. By disconnecting the incoming power supply, they help reduce the risk of accidental energisation and improve workplace safety.
The ABB OTL45B3M combines a high-quality switch mechanism with a weather-resistant enclosure, making it suitable for manufacturing facilities, commercial buildings, utilities and OEM equipment where dependable electrical isolation is essential.
Typical Applications
- Industrial machinery isolation.
- Motor control installations.
- Pump and fan systems.
- HVAC equipment.
- Commercial electrical distribution.
- OEM control panels.
Technical Specifications
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| Material | GRP / Polyester | |
|---|---|---|
| Device Type | Enclosed switch disconnector | |
| Power | 22 kW | |
| Current | 45 A | |
| Phase | Three Phase | |
| IP Rating | IP65 | |
| Poles | 3-pole | |
| Manufacturer | ABB | |
| Series | OTL Enclosed Switch Disconnectors | |
| Model | OTL45B3M | |
| MPN | 1SCA022562R4790 | |
| Product type | Enclosed switch disconnector | |
| Rated current AC-21A | 63 A | |
| Rated current AC-23A | 45 A | |
| Motor rating | 22 kW at 400 V AC | |
| Maximum operational voltage | 750 V AC | |
| Number of poles | 3 | |
| Protection rating | IP65 | |
| Enclosure material | Alu-zinc coated steel with polyester powder coating | |
| Dimensions (H × W × D) | 200 × 150 × 100 mm | |
| Weight | Approx. 1.9 kg | |
| HS Code | 85369095 | |
| Country of Manufacture | Bulgaria |
Frequently Asked Questions
What is the ABB OTL45B3M used for?
The OTL45B3M is used to safely isolate electrical circuits supplying industrial machinery, motors and power distribution equipment.
What is the current rating of this switch disconnector?
The switch is rated at 63 A AC-21A and 45 A AC-23A.
Is the enclosure suitable for outdoor installation?
Yes. The enclosure has an IP65 protection rating, making it suitable for indoor and outdoor environments.
How many poles does the switch have?
The ABB OTL45B3M is a 3-pole enclosed switch disconnector.
Does the enclosure include a door interlock?
Yes. The enclosure features a lockable door with an interlocked mechanism that helps prevent access while the switch is energised.
Trusted by Electrical Professionals Worldwide
ABB OTL enclosed switch disconnectors are trusted by electrical engineers, OEM manufacturers and panel builders for delivering dependable circuit isolation, robust construction and long-term reliability in demanding industrial applications.
