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1sda062780r1 t7h 1000 pr331/p lsig in=1000a 4 pole abb mccb
ABB 1SDA062780R1 Tmax T7H 1000A fixed four-pole moulded case circuit breaker with front terminals, lever operating mechanism and PR331/P LSIG solid-state electronic release for industrial power distribution.
£7,018.58
Why Choose the ABB 1SDA062780R1 Tmax T7H Moulded Case Circuit Breaker?
The ABB 1SDA062780R1 is a heavy-duty Tmax T7H moulded case circuit breaker (MCCB) designed for reliable protection of low-voltage industrial power distribution systems. Built for demanding electrical environments, this fixed four-pole circuit breaker provides dependable overload, short-circuit and earth fault protection for switchboards, distribution panels and critical infrastructure.
Part of the proven ABB SACE Tmax T series, this circuit breaker is equipped with a PR331/P LSIG solid-state electronic release, offering long-time, short-time, instantaneous and ground fault protection functions. Its front terminal configuration and lever operating mechanism support straightforward installation in industrial switchgear and OEM panel assemblies.
With a rated current of 1000 A, rated operational voltage of 690 V AC and high short-circuit breaking capacity, the ABB 1SDA062780R1 is ideal for main distribution boards, transformer protection, generator systems and heavy industrial electrical networks where safety, selectivity and reliability are essential.
Key Advantages
- Robust ABB Tmax T7H moulded case circuit breaker for industrial power protection.
- 1000 A rated current for demanding low-voltage distribution systems.
- Four-pole fixed design for three-phase and neutral protection.
- PR331/P LSIG electronic trip unit with earth fault protection.
- Front terminal arrangement for practical switchboard installation.
- High short-circuit breaking capacity for improved system safety.
Key Features
- ABB SACE Tmax T7H series.
- 1000 A rated uninterrupted current.
- Four-pole fixed moulded case circuit breaker.
- PR331/P LSIG solid-state electronic release.
- Integrated ground fault protection function.
- Front terminals for fixed circuit breaker installation.
- Lever operating mechanism.
- Suitable for industrial switchboards and OEM power assemblies.
Reliable Protection for Industrial Power Distribution
Moulded case circuit breakers such as the ABB Tmax T7H protect electrical installations by detecting overload, short-circuit and earth fault conditions before equipment damage or unsafe operating conditions can occur. The PR331/P LSIG electronic release provides advanced protection functions for improved selectivity and dependable system operation.
The ABB 1SDA062780R1 is engineered for heavy-duty applications where high current capacity, accurate trip performance and robust fault interruption are required. Its ABB construction, four-pole configuration and electronic protection technology make it suitable for industrial switchgear, utilities, process plants and OEM electrical distribution systems.
Typical Applications
- Industrial low-voltage distribution boards.
- Main incoming circuit protection.
- Transformer and generator protection systems.
- Motor control centres and switchgear panels.
- Manufacturing and process plant electrical systems.
- OEM power distribution assemblies.
Technical Specifications
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| Current | 1000 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 100 kA | |
| Trip Unit | Electronic | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Model | T7H 1000 PR331/P LSIG | |
| Part number | 1SDA062780R1 | |
| EAN | 8015644653293 | |
| Product type | Moulded case circuit breaker | |
| Rated current (In) | 1000 A | |
| Rated uninterrupted current (Iu) | 1000 A | |
| Number of poles | 4P | |
| Trip unit | PR331/P LSIG electronic release | |
| Release type | Solid-state release in AC | |
| Rated operational voltage | 690 V AC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Rated ultimate short-circuit breaking capacity (Icu) | 100 kA at 220/230 V AC; 70 kA at 380/400/415 V AC; 65 kA at 440 V AC; 50 kA at 500 V AC; 42 kA at 690 V AC | |
| Rated service short-circuit breaking capacity (Ics) | 100 kA at 220/230 V AC; 70 kA at 380/400/415 V AC; 65 kA at 440 V AC; 50 kA at 500 V AC; 31.5 kA at 690 V AC | |
| Rated short-time withstand current (Icw) | 20 kA for 1 s | |
| Short-circuit performance level | H | |
| Mounting type | Fixed | |
| Terminal type | Front terminals | |
| Operating mechanism | Lever | |
| Standards | IEC | |
| Electrical durability | 2,000 cycles | |
| Mechanical durability | 10,000 cycles | |
| Dimensions (H × W × D) | 268 × 280 × 154 mm | |
| Weight | 12.5 kg |
Frequently Asked Questions
What is the ABB 1SDA062780R1 used for?
The ABB 1SDA062780R1 is used to protect industrial low-voltage power distribution systems against overloads, short circuits and earth fault conditions.
What current rating does this circuit breaker have?
This ABB Tmax T7H circuit breaker has a rated current of 1000 A.
How many poles does the ABB 1SDA062780R1 have?
The 1SDA062780R1 is a four-pole fixed moulded case circuit breaker.
Which trip unit is supplied with this MCCB?
This model is fitted with the PR331/P LSIG solid-state electronic release, providing long-time, short-time, instantaneous and ground fault protection.
Where is this circuit breaker typically installed?
It is typically installed in industrial switchboards, main distribution panels, motor control centres and OEM power distribution assemblies.
Trusted by Electrical Engineers Worldwide
ABB SACE Tmax moulded case circuit breakers are trusted by panel builders, electrical contractors and industrial engineers worldwide for reliable protection, high breaking capacity and long-term performance in critical power distribution systems.
