ABB OTL16A3M 3-pole enclosed safety switch with IP65 steel enclosure, 16 A AC-23A rating and 7.5 kW motor switching capacity for industrial electrical isolation.
£248.12
The ABB OTL16A3M (1SCA022612R8750) is a compact 3-pole enclosed safety switch engineered to provide safe and dependable isolation for industrial machinery, commercial electrical installations and low-voltage distribution systems. As part of ABB's proven OTL enclosed safety switch range, it delivers reliable switching performance whilst protecting personnel during maintenance and servicing.
The switch is housed in a robust alu-zinc coated steel enclosure with a polyester powder-coated finish, providing an IP65 ingress protection rating for demanding indoor and outdoor environments. A red/yellow selector handle incorporates a lockable door interlock, preventing the enclosure from being opened whilst energised. The interlock can also be overridden for authorised thermographic inspections.
Rated at 16 A AC-23A with a 7.5 kW motor switching capacity, the OTL16A3M is ideal for isolating motors, pumps, fans, conveyors and general industrial electrical circuits. It is supplied complete with 1 NO auxiliary contact and a PE terminal for fast installation.
Enclosed safety switches provide a secure means of isolating electrical equipment before maintenance or servicing. The ABB OTL16A3M combines ABB's proven switch mechanism with a robust IP65 enclosure to ensure reliable isolation in industrial, commercial and OEM applications where personnel safety is critical.
| Power | 7.5 kW |
|---|---|
| Current | 16 A |
| Phase | Three Phase |
| IP Rating | IP65 |
| Manufacturer | ABB |
| Series | OTL Enclosed Safety Switches |
| Model | OTL16A3M |
| MPN | 1SCA022612R8750 |
| Product type | Enclosed safety switch |
| Number of poles | 3 |
| Rated operational current (AC-23A) | 16 A (380–500 V), 10 A (690 V) |
| Motor rating | 7.5 kW |
| Rated insulation voltage | 750 V |
| Protection rating | IP65 |
| Impact resistance | IK09 |
| Auxiliary contact | 1 NO supplied |
| 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 | 85371010 |
| Country of Manufacture | Bulgaria |
The OTL16A3M safely isolates industrial machinery, motors and low-voltage electrical distribution circuits during servicing and maintenance.
The switch is rated at 16 A AC-23A at 380–500 V and 10 A at 690 V.
Yes. The enclosure is rated IP65, providing excellent protection against dust and water ingress.
Yes. It is supplied complete with one normally open (1 NO) auxiliary contact.
No. The switch features a lockable interlocked cover which prevents opening whilst energised, with an override facility for authorised thermographic inspection.
ABB enclosed safety switches are trusted by panel builders, electrical contractors and industrial engineers for dependable electrical isolation, robust construction and long-term operational reliability.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...