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1SCA152719R1001 ABB ATEX EMC Safety Switch 16 A 4 Pole 7.5 kW
ABB OTA16S4YX is a 16 A four-pole ATEX EMC enclosed safety switch-disconnector rated at 7.5 kW at 415 V, with an IP65 aluminium enclosure and 1NO auxiliary contact for industrial Zone 22 applications.
£376.14
Why Choose the ABB OTA16S4YX ATEX EMC Safety Switch?
The ABB OTA16S4YX is a robust ATEX EMC enclosed safety switch-disconnector designed for safe isolation of electrical loads in potentially explosive and dusty industrial environments. With ABB product ID 1SCA152719R1001, this four-pole switch combines a durable aluminium enclosure, reliable load-breaking performance and ATEX suitability for demanding machinery and process applications.
Designed in accordance with ATEX Directive 2014/34/EU, the OTA16S4YX has an ATEX classification of Ex tc III T70°C Dc and is intended for use in Zone 22 potentially explosive dust atmospheres. Its IP65 aluminium enclosure, interlocked cover and red/yellow rotary handle make it particularly suitable as a local safety and maintenance isolator in industrial installations.
With a rated operational current of 16 A at 380–415 V AC-23A and a motor switching rating of 7.5 kW at 415 V, the OTA16S4YX provides dependable four-pole isolation for industrial equipment. A factory-mounted 1NO auxiliary contact supports signalling and control functions, while supplied ATEX cable glands facilitate installation in hazardous-area applications.
Key Advantages
- Heavy-duty ATEX enclosed safety switch-disconnector for hazardous industrial environments.
- 16 A AC-23A rating at 380–415 V for reliable load switching.
- 7.5 kW motor switching capability at 415 V.
- Four-pole configuration for comprehensive circuit isolation.
- Durable IP65 aluminium enclosure for protection against dust and water ingress.
- Ex tc III T70°C Dc ATEX classification for Zone 22 applications.
- Factory-mounted 1NO auxiliary contact for signalling and control.
- Suitable for EMC installations when used with appropriate EMC cable glands.
Key Features
- ABB OTA ATEX enclosed safety switch series.
- 16 A rated operational current at 380–415 V AC-23A.
- 7.5 kW rated operational power at 415 V.
- 4-pole switching configuration.
- 1NO mounted auxiliary contact.
- Strong aluminium enclosure with IP65 protection.
- Red/yellow round rotary handle for clear safety isolation.
- Interlocked enclosure cover for enhanced operational safety.
- Supplied with ATEX cable glands.
- Cable entries positioned at the top and/or bottom of the enclosure.
Reliable Isolation for Hazardous Industrial Areas
Safety switch-disconnectors such as the ABB OTA16S4YX provide a clearly operated local means of disconnecting electrical equipment from its power supply for maintenance, servicing and safety procedures. The enclosed construction makes the switch suitable for installation close to machinery where dependable isolation and environmental protection are required.
The OTA16S4YX is specifically designed for potentially explosive dust atmospheres and is suitable for Zone 22 applications. Its ATEX-rated aluminium enclosure, supplied ATEX cable glands and EMC capability make it particularly useful around industrial machinery, conveyors and processing equipment operating in dusty or hazardous environments.
Typical Applications
- Industrial machinery safety isolation.
- Zone 22 potentially explosive dust environments.
- Conveyor and material handling systems.
- Mills and industrial processing equipment.
- Refineries and process installations.
- Dusty manufacturing and production environments.
- Motor and machinery maintenance isolation.
- Industrial EMC installations using suitable EMC cable glands.
Technical Specifications
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| Material | Aluminium | |
|---|---|---|
| Device Type | EMC safety switch | |
| Series | OTA ATEX Enclosed Safety Switches | |
| ABB product ID | 1SCA152719R1001 | |
| ABB product group | 311019-Metal Enclosed (Loadbreak) | |
| Product type | ATEX EMC enclosed safety switch-disconnector | |
| Number of poles | 4 | |
| Rated operational current, AC-23A | 16 A at 380–415 V AC | |
| Rated operational power | 7.5 kW at 415 V | |
| Auxiliary contact | 1NO | |
| Enclosure material | Aluminium | |
| Protection rating | IP65 | |
| ATEX classification | Ex tc III T70°C Dc | |
| ATEX zone | Zone 22 | |
| Handle | Red/yellow round rotary handle | |
| Cover | Interlocked | |
| Cable entry position | Top and/or bottom | |
| Cable entries | 2 × M25 + M20 / 2 × M25 + M20 | |
| Dimensions (H × W × D) | 165 × 130 × 103 mm | |
| Weight | approx. 1.3 kg | |
| EAN | 6417019839172 |
Frequently Asked Questions
What is the ABB OTA16S4YX used for?
The ABB OTA16S4YX is an enclosed safety switch-disconnector designed to provide reliable local isolation of electrical machinery and loads, including equipment installed in potentially explosive Zone 22 dust environments.
What is the current and motor power rating of the OTA16S4YX?
The switch is rated at 16 A at 380–415 V AC-23A and has a motor switching rating of 7.5 kW at 415 V.
Is the ABB OTA16S4YX suitable for ATEX applications?
Yes. The OTA16S4YX is designed in accordance with ATEX Directive 2014/34/EU, has an Ex tc III T70°C Dc classification and is intended for use in Zone 22 potentially explosive dust atmospheres.
How many poles and auxiliary contacts does the OTA16S4YX have?
The OTA16S4YX is a four-pole safety switch and is supplied with a factory-mounted 1NO auxiliary contact.
What enclosure does the ABB OTA16S4YX use?
The switch is housed in a durable IP65 aluminium enclosure with an interlocked cover and red/yellow round rotary operating handle.
Trusted Industrial Switching from ABB
ABB enclosed safety switches are engineered to provide dependable local isolation for industrial machinery, with the OTA16S4YX combining four-pole load switching, robust IP65 construction and ATEX suitability for demanding hazardous-area applications.
