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1SDA062990R1 ABB T7V 1250 PR332/P LSI 1250 A 4-Pole MCCB
ABB 1SDA062990R1 is a SACE Tmax T7V 1250 A four-pole fixed moulded case circuit breaker with front terminals, a stored-energy operating mechanism, PR332/P LSI electronic protection and 150 kA ultimate short-circuit breaking capacity at 380–415 V AC.
£12,117.67
Why Choose the ABB T7V 1250 PR332/P LSI 1SDA062990R1 Circuit Breaker?
The ABB 1SDA062990R1 is a high-performance SACE Tmax T7V 1250 moulded case circuit breaker (MCCB) designed for demanding low-voltage power distribution systems. It combines a 1250 A rated current, four-pole construction and the advanced ABB PR332/P LSI electronic trip unit for configurable overload and short-circuit protection.
As part of the ABB SACE Tmax T7 series, the T7V 1250 provides very high fault-interruption capability for industrial, infrastructure and commercial distribution systems. Its V performance level delivers a rated ultimate short-circuit breaking capacity of 150 kA at 380–415 V AC, with breaking performance extending up to 200 kA at 220–230 V AC.
The 1SDA062990R1 is a four-pole fixed circuit breaker with front terminals and a stored-energy operating mechanism. Its PR332/P LSI solid-state release provides long-time overload, short-time delayed short-circuit and instantaneous short-circuit protection, supporting selective coordination across high-current electrical distribution networks.
Key Advantages
- High-performance ABB SACE Tmax T7V moulded case circuit breaker.
- 1250 A rated current for high-current power distribution.
- Four-pole construction for three-phase systems incorporating a neutral conductor.
- 150 kA ultimate short-circuit breaking capacity at 380–415 V AC.
- PR332/P LSI electronic trip unit for configurable overload and short-circuit protection.
- 500–1250 A adjustable long-time protection range.
- 1875–18750 A adjustable instantaneous protection range.
- Fixed configuration with front terminals and stored-energy operation.
Key Features
- ABB SACE Tmax T7V 1250 series.
- 1250 A rated uninterrupted current (Iu).
- Four-pole (4P) construction.
- PR332/P LSI solid-state electronic release.
- L: long-time overload protection.
- S: short-time delayed short-circuit protection.
- I: instantaneous short-circuit protection.
- 500–1250 A long-time adjustment range.
- 1875–18750 A instantaneous adjustment range.
- Neutral protection settings of OFF / 50% / 100% / 200%.
- V very-high-breaking-capacity performance level.
- 150 kA Icu at 380–415 V AC.
- Rated operational voltage up to 690 V AC.
Very High Breaking Capacity with PR332/P LSI Protection
The ABB SACE Tmax T7 platform is engineered for high-current low-voltage installations where dependable interruption of severe prospective fault currents is essential. The T7V 1250 combines a 1250 A current rating with ABB's V performance level, delivering an ultimate short-circuit breaking capacity of 150 kA at 380–415 V AC and up to 200 kA at 220–230 V AC.
The PR332/P LSI electronic trip unit combines long-time overload, short-time delayed and instantaneous short-circuit protection. Long-time protection is adjustable from 500–1250 A, while instantaneous short-circuit protection extends from 1875–18750 A, providing flexibility for protection coordination in demanding high-current distribution networks.
Typical Applications
- Industrial low-voltage power distribution systems.
- Four-pole main incomer and feeder protection.
- High-current electrical switchboards.
- Transformer and generator distribution protection.
- Manufacturing and process-industry electrical systems.
- Infrastructure and large commercial distribution assemblies.
- Installations with very high prospective short-circuit currents.
Technical Specifications
| Series | SACE Tmax T7 |
|---|---|
| ABB designation | T7V1250PR332/PLSIIn=1250A4pF |
| Order code | 1SDA062990R1 |
| EAN | 8015644655396 |
| Product type | Moulded case circuit breaker (MCCB) |
| Frame | T7 |
| Performance level | V |
| Rated current (In) | 1250 A |
| Rated uninterrupted current (Iu) | 1250 A |
| Number of poles | 4 |
| Trip unit | PR332/P LSI |
| Trip-unit technology | Solid-state electronic |
| Protection functions | Long-time, short-time and instantaneous |
| Long-time protection adjustment | 500–1250 A |
| Instantaneous protection adjustment | 1875–18750 A |
| Neutral protection | OFF / 50% / 100% / 200% |
| Rated operational voltage | 690 V AC |
| Rated ultimate short-circuit breaking capacity (Icu) at 220–230 V AC | 200 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 380–415 V AC | 150 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 440 V AC | 130 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 500 V AC | 100 kA |
| Rated ultimate short-circuit breaking capacity (Icu) at 690 V AC | 60 kA |
| Installation | Fixed |
| Terminal position | Front |
| Operating mechanism | Stored-energy mechanism |
| Motor operation | Motorisable |
| Dimensions (H × W × D) | 268 × 235 × 178 mm |
| Net weight | 11.2 kg |
| Standard | IEC |
| ABB product group | 310511-T-Max T4 - T8 |
Frequently Asked Questions
What is the ABB 1SDA062990R1?
The ABB 1SDA062990R1 is a SACE Tmax T7V 1250 four-pole fixed moulded case circuit breaker rated at 1250 A, with front terminals, a stored-energy operating mechanism and a PR332/P LSI electronic trip unit.
What is the breaking capacity of the ABB T7V 1250 1SDA062990R1?
The ABB T7V 1250 1SDA062990R1 has an ultimate short-circuit breaking capacity of 150 kA at 380–415 V AC, with an Icu of up to 200 kA at 220–230 V AC.
What protection functions does the PR332/P LSI trip unit provide?
The PR332/P LSI electronic trip unit provides long-time overload, short-time delayed short-circuit and instantaneous short-circuit protection for power distribution applications.
What is the protection adjustment range of the ABB 1SDA062990R1?
The long-time protection setting is adjustable from 500–1250 A, while instantaneous short-circuit protection is adjustable from 1875–18750 A.
Is the ABB 1SDA062990R1 a four-pole fixed circuit breaker?
Yes. The 1SDA062990R1 is a four-pole fixed Tmax T7V circuit breaker with front terminals and a stored-energy operating mechanism, making it suitable for high-current three-phase distribution systems incorporating a neutral conductor.
Trusted ABB Power Distribution Protection
ABB SACE Tmax T7 moulded case circuit breakers combine high-current capability, advanced electronic protection and substantial short-circuit breaking performance for dependable protection and coordination in demanding industrial and commercial low-voltage distribution systems.
