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1SDA055231R1 ABB KLF-SFPT4..T6KEYLOCK2C.BREAK.FI Key Lock Accessory
ABB KLF-SFPT4..T6KEYLOCK2C.BREAK.FI key lock accessory designed for secure mechanical locking of compatible Tmax T4, T5 and T6 moulded case circuit breakers.
£100.86
Why Choose the ABB KLF-SFPT4..T6KEYLOCK2C.BREAK.FI Key Lock Accessory?
The ABB KLF-SFPT4..T6KEYLOCK2C.BREAK.FI is a dedicated key lock accessory designed for ABB Tmax T4 to T6 moulded case circuit breakers. As part of the ABB Tmax T4-T8 accessory range, it provides mechanical locking functionality to improve operational safety, prevent unauthorised switching and support secure electrical installation management.
This key lock accessory is designed for integration with compatible ABB Tmax circuit breakers, allowing the breaker operating mechanism to be secured in a defined position. It is particularly useful in applications where controlled access, maintenance safety and switching authorisation are important requirements.
The KLF-SFPT4..T6KEYLOCK2C.BREAK.FI is identified by ABB order code 1SDA055231R1 and belongs to the 310511-T-Max T4 - T8 product family, providing a reliable accessory solution for industrial low-voltage circuit protection systems.
Key Advantages
- Genuine ABB Tmax T4-T6 key lock accessory.
- Provides secure mechanical locking of compatible circuit breakers.
- Helps prevent unauthorised breaker operation.
- Improves maintenance safety and operational control.
- Designed for straightforward integration with ABB Tmax MCCBs.
- Manufactured to ABB quality standards for industrial applications.
Key Features
- ABB Tmax T4-T8 accessory family.
- Key lock mechanism for circuit breaker control.
- Compatible with ABB Tmax T4, T5 and T6 circuit breakers.
- Break position locking function.
- Mechanical interlocking accessory design.
- Supports safe isolation procedures.
- Suitable for industrial and commercial low-voltage installations.
- ABB order code: 1SDA055231R1.
Reliable Safety Control for Industrial Electrical Systems
Key lock accessories provide an important safety function in electrical distribution systems by ensuring that circuit breakers can only be operated by authorised personnel. This supports safe maintenance procedures, controlled isolation and improved protection against accidental switching.
The ABB Tmax accessory platform allows engineers to customise moulded case circuit breakers with additional mechanical and electrical functions, helping create secure and reliable low-voltage installations across industrial environments.
Typical Applications
- Industrial switchboards and distribution panels.
- Machine safety and maintenance isolation systems.
- Commercial electrical installations.
- Power control cabinets.
- Industrial automation equipment.
- Low-voltage protection assemblies requiring controlled access.
Technical Specifications
| Series | Tmax T4-T8 Accessories |
|---|---|
| ABB order code | 1SDA055231R1 |
| Product type | Key lock accessory |
| Product family | 310511-T-Max T4 - T8 |
| Compatible breakers | ABB Tmax T4, T5 and T6 |
| Function | Circuit breaker mechanical locking |
| Locking position | Break / open position |
| Application | Low-voltage circuit breaker safety accessories |
| Installation | Internal accessory mounting |
| Standards | IEC low-voltage switchgear standards |
Frequently Asked Questions
What is the ABB KLF-SFPT4..T6KEYLOCK2C.BREAK.FI used for?
This ABB key lock accessory is used to mechanically lock compatible Tmax T4, T5 and T6 circuit breakers in the break position for improved safety and control.
Which ABB circuit breakers are compatible with this key lock?
The accessory is designed for compatible ABB Tmax T4, T5 and T6 moulded case circuit breakers.
What is the function of this ABB accessory?
The accessory provides mechanical locking to help prevent unauthorised operation of the circuit breaker.
What is the ABB order code for this key lock accessory?
The ABB order code is 1SDA055231R1.
Where is this key lock accessory typically installed?
It is typically installed on ABB Tmax moulded case circuit breakers used in industrial and commercial low-voltage electrical systems.
Trusted by Industrial Power Engineers Worldwide
ABB Tmax accessories provide reliable solutions for enhancing circuit breaker safety, operational control and flexibility in modern low-voltage electrical installations.
