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1SDA051358R1 ABB UVD T1…T6 48…60Va.c./d.c. Undervoltage Release
ABB UVD T1…T6 48…60Va.c./d.c. undervoltage release accessory for ABB Tmax circuit breakers providing automatic tripping during undervoltage conditions.
£305.94
Why Choose the ABB UVD T1...T6 48...60Va.c./d.c. Undervoltage Release?
The ABB UVD T1...T6 48...60Va.c./d.c. is an undervoltage release accessory designed for ABB moulded case circuit breakers, providing reliable circuit breaker tripping when the control voltage falls below the specified operating level. As part of the ABB Tmax accessory range, it improves protection, safety and remote control capability in low voltage electrical installations.
Designed for use with compatible ABB Tmax T1 to T6 circuit breakers, this undervoltage release enables automatic opening of the circuit breaker during undervoltage conditions or when the control supply is intentionally removed. It is suitable for industrial switchboards, motor control applications and electrical distribution systems requiring additional protection functionality.
With a 48...60 V AC/DC control voltage range, the ABB UVD accessory provides dependable undervoltage protection and remote tripping functionality for compatible Tmax circuit breakers, helping improve system safety and operational reliability.
Key Advantages
- ABB Tmax circuit breaker accessory for enhanced protection functionality.
- Undervoltage release operation for automatic breaker opening during voltage loss.
- 48...60 V AC/DC control voltage range for flexible installation.
- Compatible with ABB Tmax T1 to T6 circuit breaker families.
- Supports remote safety and control applications.
- Improves protection coordination in low voltage electrical systems.
Key Features
- ABB UVD undervoltage release accessory.
- Suitable for Tmax T1, T2, T3, T4, T5 and T6 circuit breakers.
- 48...60 V AC/DC rated control voltage.
- Automatically releases the circuit breaker when supply voltage is insufficient.
- Suitable for remote opening and safety applications.
- Designed for integration into ABB low voltage protection systems.
- Compact accessory format for circuit breaker mounting.
Reliable Undervoltage Protection for Low Voltage Systems
Undervoltage releases provide an important safety function by ensuring that circuit breakers operate correctly when the control supply voltage becomes unavailable or drops below acceptable limits. This helps protect equipment and supports safe operation during abnormal electrical conditions.
The ABB UVD accessory enables Tmax circuit breakers to be integrated into electrical systems requiring automatic disconnection, remote safety functions and improved control flexibility.
Typical Applications
- Industrial electrical distribution systems.
- Motor control panels and machinery applications.
- Low voltage switchboards.
- Automation and safety circuits.
- Commercial electrical installations.
- Remote circuit breaker control systems.
Technical Specifications
| Product family | Tmax Accessories |
|---|---|
| Order code | 1SDA051358R1 |
| Product type | Undervoltage release accessory |
| Compatible circuit breakers | ABB Tmax T1 to T6 |
| Rated control voltage | 48...60 V AC/DC |
| Function | Undervoltage protection and remote tripping |
| Installation type | Internal circuit breaker accessory mounting |
| Product group | 310509-T-Max T1 To T3 |
Frequently Asked Questions
What is the ABB UVD T1...T6 48...60Va.c./d.c. used for?
This accessory provides undervoltage release functionality for compatible ABB Tmax circuit breakers, allowing automatic opening when the control voltage falls below the required level.
Which ABB circuit breakers are compatible with this undervoltage release?
The ABB UVD accessory is designed for compatible Tmax T1 to T6 circuit breaker models.
What voltage does this undervoltage release operate at?
The accessory operates with a 48...60 V AC/DC control supply.
What protection function does this accessory provide?
It provides undervoltage protection by triggering circuit breaker opening when the control voltage is insufficient.
Where is this ABB accessory typically installed?
It is typically installed inside ABB Tmax moulded case circuit breakers used in industrial and commercial electrical systems.
Trusted by Electrical Engineers Worldwide
ABB Tmax accessories provide flexible protection and control solutions that help engineers build reliable, safe and efficient low voltage electrical distribution systems.
