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1sda061981r1 t7s 800 pr231/p ls/i=800a 3 pole abb mccb
ABB 1SDA061981R1 Tmax T7S 800A three pole moulded case circuit breaker with PR231/P-LS/I electronic release, fixed front terminals and stored energy operating mechanism for low voltage power distribution.
£4,164.53
Why Choose the ABB 1SDA061981R1 Tmax T7S 800 MCCB?
The ABB 1SDA061981R1 is a high-performance ABB Tmax T7S moulded case circuit breaker designed for reliable protection of low voltage electrical distribution systems. Built as a three-pole 800 A MCCB, it is suitable for demanding industrial, commercial and infrastructure applications where strong breaking capacity, accurate electronic protection and dependable operation are required.
This circuit breaker is supplied in a fixed configuration with front terminals and a stored energy operating mechanism, making it suitable for switchboards, distribution panels and electrical control cabinets. The integrated PR231/P-LS/I solid-state release provides long-time, short-time and instantaneous protection functions for improved system safety and reliability.
With a rated uninterrupted current of 800 A, rated operational voltage up to 690 V AC and service breaking capacity of up to 50 kA at 400/415 V AC, the ABB 1SDA061981R1 is ideal for heavy-duty power distribution applications requiring robust circuit protection and consistent performance.
Key Advantages
- High-performance ABB Tmax T7S moulded case circuit breaker.
- 800 A rated current for demanding low voltage distribution systems.
- Three-pole configuration for industrial three-phase circuit protection.
- PR231/P-LS/I electronic release with long-time, short-time and instantaneous protection.
- Fixed installation with front terminals for panel and switchboard use.
- Stored energy operating mechanism for dependable switching operation.
Key Features
- ABB SACE Tmax T7S series.
- 800 A rated uninterrupted current.
- Three-pole moulded case circuit breaker.
- PR231/P-LS/I solid-state electronic release.
- Fixed front terminal version.
- Stored energy operating mechanism.
- Rated insulation voltage of 1000 V.
- IEC compliant for low voltage circuit protection.
Reliable Protection for Low Voltage Power Distribution
Moulded case circuit breakers such as the ABB Tmax T7S are designed to protect low voltage electrical installations against overloads, short circuits and fault conditions. The ABB 1SDA061981R1 combines a durable breaker frame with a solid-state electronic release to support accurate protection and dependable performance in demanding electrical networks.
The PR231/P-LS/I release provides long-time, short-time and instantaneous protection functions, helping panel builders and electrical engineers design safer and more selective switchgear systems. Its three-pole construction makes it suitable for three-phase distribution applications across industrial and commercial environments.
Typical Applications
- Main and sub-main low voltage distribution panels.
- Industrial switchboards and control panels.
- Commercial building electrical distribution.
- Infrastructure and utility power systems.
- Motor control centres and plant installations.
- Protection of feeders, transformers and heavy electrical loads.
Technical Specifications
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| Current | 800 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 50 kA | |
| Trip Unit | Electronic | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Model | T7S 800 PR231/P LS/I In=800A 3p F F M | |
| Product ID | 1SDA061981R1 | |
| EAN | 8015644645274 | |
| Product type | Moulded case circuit breaker | |
| Rated current | 800 A | |
| Rated uninterrupted current | 800 A | |
| Number of poles | 3 | |
| Release | PR231/P-LS/I | |
| Release type | Electronic / solid-state | |
| Rated operational voltage | 690 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 8 kV | |
| Service breaking capacity | 50 kA at 400/415 V AC | |
| Ultimate breaking capacity | 50 kA at 400/415 V AC | |
| Short-time withstand current | 20 kA for 1 s | |
| Short-circuit performance level | S | |
| Terminal connection | Fixed front terminals | |
| Operating mechanism | Stored energy mechanism | |
| Standards | IEC | |
| Dimensions (H × W × D) | approx. 268 × 210 × 178 mm | |
| Weight | approx. 11 kg |
Frequently Asked Questions
What is the ABB 1SDA061981R1 used for?
The ABB 1SDA061981R1 is used for protecting low voltage electrical distribution circuits against overloads, short circuits and fault conditions.
What current rating does this MCCB have?
This ABB Tmax T7S circuit breaker has a rated current of 800 A.
How many poles does the ABB 1SDA061981R1 have?
The ABB 1SDA061981R1 is a three-pole moulded case circuit breaker.
What trip unit is fitted to this breaker?
This breaker is fitted with a PR231/P-LS/I solid-state electronic release for long-time, short-time and instantaneous protection.
Where is this circuit breaker typically installed?
It is typically installed in switchboards, distribution panels, electrical cabinets and industrial power distribution systems.
Trusted by Electrical Engineers Worldwide
ABB Tmax moulded case circuit breakers are widely used by panel builders, electrical contractors and industrial engineers to deliver dependable circuit protection in low voltage power distribution systems.
