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.
1SDA054927R1 ABB RHD-EM T4-T5 Red/Yellow Emergency Direct Rotary Handle
ABB 1SDA054927R1 RHD-EM is a red/yellow emergency direct rotary handle designed for local manual operation of compatible ABB SACE Tmax T4 and T5 fixed and plug-in moulded case circuit breakers.
£251.62
Why Choose the ABB 1SDA054927R1 RHD-EM Emergency Direct Rotary Handle?
The ABB 1SDA054927R1 is an RHD-EM emergency direct rotary handle operating mechanism designed for compatible ABB SACE Tmax T4 and T5 moulded case circuit breakers. As part of the ABB SACE Tmax circuit breaker accessory range, it provides a clearly identifiable manual operating interface for applications requiring direct emergency operation of the circuit breaker.
The RHD-EM mechanism provides direct rotary control at the breaker, allowing compatible Tmax devices to be operated without an extended shaft or separate door-mounted handle assembly. Its emergency-duty configuration is intended for installations where the breaker operating control must be readily distinguishable from standard operating handles.
Designed for ABB SACE Tmax T4 and T5 circuit breakers in fixed and plug-in configurations, the 1SDA054927R1 features an emergency red/yellow handle. This distinctive colour combination supports rapid identification in industrial switchboards, machinery panels and electrical distribution equipment.
Key Advantages
- Provides direct emergency rotary operation of compatible ABB Tmax circuit breakers.
- Designed specifically for ABB SACE Tmax T4 and T5 circuit breakers.
- Red/yellow emergency handle provides clear visual identification.
- Suitable for fixed and plug-in circuit breaker configurations.
- Direct-mounted design provides convenient local manual breaker operation.
- Genuine ABB accessory engineered for integration with the SACE Tmax T range.
Key Features
- ABB RHD-EM emergency direct rotary handle.
- Red/yellow emergency operating handle.
- Compatible with Tmax T4 and T5 moulded case circuit breakers.
- Suitable for fixed and plug-in versions.
- Direct mounting onto the compatible circuit breaker.
- Rotary manual operating mechanism.
- Designed for clearly identifiable emergency breaker operation.
- Part of the ABB SACE Tmax operating mechanism accessory range.
Reliable Direct Emergency Circuit Breaker Operation
An emergency direct rotary handle provides a clearly recognisable manual interface for operating a circuit breaker directly at the device. The rotary mechanism transfers handle movement to the breaker operating mechanism, allowing straightforward local switching while distinguishing the emergency control from standard operating handles.
The ABB RHD-EM range is engineered specifically for compatible SACE Tmax circuit breakers. The 1SDA054927R1 is the red/yellow emergency direct handle for Tmax T4 and T5 fixed and plug-in breakers, making it suitable for installations where rapid identification and direct local operation are important.
Typical Applications
- Industrial low-voltage distribution switchboards.
- Machinery and automation electrical panels.
- ABB Tmax T4 and T5 fixed circuit breaker installations.
- ABB Tmax T4 and T5 plug-in circuit breaker installations.
- Commercial and infrastructure power distribution systems.
- Applications requiring a clearly identifiable red/yellow emergency operating handle.
Technical Specifications
| Series | SACE Tmax T |
|---|---|
| Order code | 1SDA054927R1 |
| Product type | Emergency direct rotary handle operating mechanism |
| Accessory type | RHD-EM |
| Compatible circuit breakers | Tmax T4 and T5 |
| Circuit breaker versions | Fixed / plug-in |
| Operating method | Manual rotary operation |
| Mounting type | Direct mounting |
| Handle colour | Red / yellow |
| Version | Emergency |
| Product class | Moulded case circuit breaker operating accessory |
Frequently Asked Questions
What is the ABB 1SDA054927R1 used for?
The ABB 1SDA054927R1 is an RHD-EM emergency direct rotary handle used for local manual operation of compatible ABB SACE Tmax T4 and T5 circuit breakers.
Which ABB circuit breakers are compatible with the 1SDA054927R1?
The RHD-EM is designed for compatible ABB SACE Tmax T4 and T5 moulded case circuit breakers in fixed and plug-in configurations.
What colour is the ABB 1SDA054927R1 handle?
The 1SDA054927R1 uses a distinctive red/yellow emergency handle to provide clear visual identification within switchboards and electrical equipment.
Is the ABB 1SDA054927R1 a direct or extended rotary handle?
The 1SDA054927R1 is a direct rotary handle, meaning the operating mechanism is mounted directly onto the compatible circuit breaker rather than using an extended shaft for door-mounted operation.
Where is the ABB 1SDA054927R1 typically used?
It is typically used with ABB Tmax T4 and T5 circuit breakers in industrial switchboards, machinery panels and power distribution equipment requiring a clearly identifiable red/yellow emergency operating handle.
Trusted ABB Circuit Breaker Accessories
ABB SACE Tmax operating accessories provide practical and dependable control of industrial and commercial power distribution equipment, with RHD-EM emergency direct rotary handles providing clearly identifiable local operation for compatible Tmax circuit breakers.
