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.
OTL16A3M Safety switch
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.
£161.28
Why Choose the ABB OTL16A3M Enclosed Safety Switch?
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.
Key Advantages
- Compact 3-pole enclosed safety switch.
- 16 A AC-23A operational rating.
- 7.5 kW motor switching capacity.
- IP65 steel enclosure for demanding environments.
- Lockable red/yellow selector handle with door interlock.
- Supplied with 1 NO auxiliary contact and PE terminal.
Key Features
- ABB OTL enclosed safety switch.
- Model: OTL16A3M.
- Manufacturer Part Number: 1SCA022612R8750.
- 3 poles.
- 16 A AC-23A operational current.
- 7.5 kW motor switching capacity.
- IP65 steel enclosure.
- Red/yellow selector operating handle.
- Top and bottom knock-out cable entries.
- Interlocked cover with defeatable interlock.
Safe and Reliable Electrical Isolation
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.
Typical Applications
- Industrial machinery isolation.
- Motor control systems.
- Pumps and compressors.
- HVAC installations.
- OEM machinery.
- Commercial electrical distribution.
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 | 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 |
Frequently Asked Questions
What is the ABB OTL16A3M used for?
The OTL16A3M safely isolates industrial machinery, motors and low-voltage electrical distribution circuits during servicing and maintenance.
What is the current rating of the switch?
The switch is rated at 16 A AC-23A at 380–500 V and 10 A at 690 V.
Is the enclosure suitable for outdoor installation?
Yes. The enclosure is rated IP65, providing excellent protection against dust and water ingress.
Does the switch include auxiliary contacts?
Yes. It is supplied complete with one normally open (1 NO) auxiliary contact.
Can the enclosure be opened whilst energised?
No. The switch features a lockable interlocked cover which prevents opening whilst energised, with an override facility for authorised thermographic inspection.
Trusted by Electrical Professionals Worldwide
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.
