Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
OTL16T3B Safety switch
ABB OTL16T3B enclosed 3-pole safety switch with a 16 A rating, IP65 steel enclosure and 7.5 kW motor switching capacity for industrial electrical isolation.
£153.56
Why Choose the ABB OTL16T3B Enclosed Safety Switch?
The ABB OTL16T3B (1SCA022571R9150) is a compact and reliable 3-pole enclosed safety switch designed to provide safe isolation for industrial machinery, commercial electrical installations and low voltage power distribution systems. As part of the trusted ABB OTL enclosed safety switch range, it delivers dependable switching performance whilst protecting personnel during servicing and maintenance.
The switch is housed within a durable alu-zinc coated steel enclosure with a polyester powder-coated finish, providing an IP65 protection rating against dust and water ingress. A lockable rotary selector handle incorporates a door interlock that prevents the enclosure from being opened whilst the switch is in the ON position, enhancing operational safety. The interlock can also be overridden for thermographic inspection when required.
Rated at 16 A with a 7.5 kW motor switching capacity, the OTL16T3B is ideal for isolating motors, pumps, fans, HVAC equipment and general electrical circuits. Its compact enclosure makes it suitable for industrial control panels, OEM equipment and wall-mounted isolation applications.
Key Advantages
- Compact 3-pole enclosed safety switch.
- 16 A operational rating for industrial isolation.
- 7.5 kW motor switching capacity.
- IP65 enclosure for indoor and outdoor installations.
- Lockable rotary handle with integrated door interlock.
- Compact enclosure suitable for OEM and industrial applications.
Key Features
- ABB OTL enclosed safety switch series.
- Model: OTL16T3B.
- Manufacturer Part Number: 1SCA022571R9150.
- 3-pole switch disconnector.
- 16 A rated operational current.
- 7.5 kW motor switching capacity.
- IP65 steel enclosure.
- Rotary selector handle with door interlock.
- Bottom knock-out cable entries.
- Supplied with 1 NO auxiliary contact.
Reliable Electrical Isolation for Industrial Equipment
Enclosed safety switches provide a dependable method of isolating electrical equipment before maintenance or servicing. They help protect personnel by ensuring equipment can be safely disconnected from the electrical supply whilst reducing the risk of accidental energisation.
The ABB OTL16T3B combines a reliable switch mechanism with a weather-resistant enclosure, making it ideal for industrial plants, commercial buildings, OEM machinery and manufacturing environments where dependable isolation is essential.
Typical Applications
- Industrial machinery isolation.
- Motor control systems.
- Pumps and ventilation equipment.
- HVAC installations.
- Commercial electrical distribution.
- OEM machinery and control panels.
Technical Specifications
Tick the specs you need, then view products that match.
| Material | GRP / Polyester | |
|---|---|---|
| Device Type | Enclosed safety switch / isolator | |
| Power | 7.5 kW | |
| Current | 16 A | |
| Phase | Three Phase | |
| IP Rating | IP65 | |
| Poles | 3-pole | |
| Manufacturer | ABB | |
| Series | OTL Enclosed Safety Switches | |
| Model | OTL16T3B | |
| MPN | 1SCA022571R9150 | |
| Product type | Enclosed safety switch | |
| Rated operational current | 16 A | |
| Motor rating | 7.5 kW | |
| Rated insulation voltage | 750 V | |
| Number of poles | 3 | |
| Protection rating | IP65 | |
| Auxiliary contacts | 1 NO | |
| Enclosure material | Alu-zinc coated steel with polyester powder coating | |
| Dimensions (H × W × D) | 200 × 150 × 100 mm | |
| Weight | Approx. 1.7 kg | |
| HS Code | 85365080 | |
| Country of Manufacture | Bulgaria |
Frequently Asked Questions
What is the ABB OTL16T3B used for?
The OTL16T3B is used to safely isolate electrical circuits supplying industrial machinery, motors and power distribution equipment.
What is the current rating of this safety switch?
The switch has a rated operational current of 16 A.
Is the enclosure suitable for outdoor installation?
Yes. The enclosure is rated IP65, making it suitable for indoor and outdoor applications.
Does the enclosure include a door interlock?
Yes. The rotary operating handle incorporates a door interlock, which can also be overridden for thermographic inspections.
What motor size is this switch suitable for?
The OTL16T3B is suitable for switching motor loads up to approximately 7.5 kW under AC-23A operating conditions.
Trusted by Electrical Professionals Worldwide
ABB OTL enclosed safety switches are trusted by panel builders, electrical contractors and industrial engineers for providing dependable electrical isolation, robust construction and long-term reliability in demanding applications.
