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1SDA062949R1 ABB T7L 1250 PR332/P LI In=1250A 3p F F Moulded Case Circuit Breaker
ABB T7L 1250 PR332/P LI circuit breaker, a 1250 A three pole Tmax T moulded case circuit breaker designed for reliable low voltage electrical distribution protection.
£9,074.12
Why Choose the ABB T7L 1250 PR332/P LI In=1250A 3p F F Moulded Case Circuit Breaker?
The ABB T7L 1250 PR332/P LI In=1250A 3p F F is a high-performance moulded case circuit breaker (MCCB) designed for reliable protection and switching in low-voltage electrical distribution systems. Part of the advanced ABB SACE Tmax T7 series, this three-pole fixed circuit breaker combines robust mechanical construction with an electronic PR332/P-LI trip unit for accurate long-time overload and instantaneous short-circuit protection. :chatgpt-content-reference{index="0"}
Designed for industrial and infrastructure applications, the T7L 1250 provides dependable circuit protection where high current capacity, reliable interruption and coordinated protection settings are required. Its fixed front terminal configuration and stored-energy operating mechanism support straightforward installation in switchboards and electrical distribution assemblies. :chatgpt-content-reference{index="1"}
With a rated current of 1250 A, a three-pole configuration and a rated operational voltage of 690 V AC, the ABB T7L 1250 PR332/P LI is suitable for high-capacity power distribution systems requiring reliable overload and short-circuit protection. :chatgpt-content-reference{index="2"}
Key Advantages
- 1250 A rated current capacity for demanding low-voltage distribution systems.
- ABB Tmax T7 MCCB technology for dependable industrial circuit protection.
- PR332/P-LI electronic trip unit providing long-time and instantaneous protection functions.
- Three-pole fixed front terminal design for flexible switchboard integration.
- High short-circuit performance for industrial electrical networks.
- Reliable ABB Tmax construction for long service life and dependable operation.
Key Features
- ABB SACE Tmax T7 series moulded case circuit breaker.
- 1250 A rated uninterrupted current.
- Three-pole (3P) configuration.
- PR332/P-LI electronic release.
- Long-time (L) and instantaneous (I) protection functions.
- Fixed mounting with front terminals.
- Stored-energy operating mechanism.
- Designed for IEC low-voltage power distribution applications.
Reliable Protection for Industrial Power Distribution
Moulded case circuit breakers such as the ABB T7L 1250 protect electrical installations by monitoring current levels and disconnecting circuits during overload or short-circuit events. This helps safeguard cables, switchgear and connected equipment from electrical damage.
The Tmax T7 platform combines compact MCCB construction with advanced electronic protection technology. The PR332/P-LI release provides accurate protection adjustment and supports reliable coordination within modern industrial distribution systems.
Typical Applications
- Industrial power distribution switchboards.
- Main incomer and feeder protection systems.
- Manufacturing plants and production facilities.
- Motor control centres and electrical panels.
- Transformer and generator protection applications.
- Commercial and infrastructure electrical systems.
Technical Specifications
| Series | SACE Tmax T7 |
|---|---|
| Order code | 1SDA062949R1 |
| Product type | Moulded case circuit breaker |
| Rated current (In) | 1250 A |
| Number of poles | 3P |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Trip unit | PR332/P-LI electronic release |
| Protection functions | Long-time overload and instantaneous short-circuit protection |
| Mounting version | Fixed |
| Terminal connection | Front terminals |
| Rated ultimate short-circuit breaking capacity (Icu at 400 V AC) | 120 kA |
| Rated service short-circuit breaking capacity (Ics at 400 V AC) | 120 kA |
| Short-time withstand current (Icw) | 20 kA for 1 s |
| Protection rating | IP20 |
| Dimensions (W × H × D) | 210 × 268 × 178 mm |
| Weight | approx. 11 kg |
| Mechanical durability | 10,000 operations |
| Electrical durability | 2,000 operations |
Frequently Asked Questions
What is the ABB T7L 1250 PR332/P LI used for?
This ABB Tmax T7 circuit breaker is used for protecting and switching high-capacity low-voltage electrical distribution systems.
What is the rated current of this circuit breaker?
The ABB T7L 1250 PR332/P LI has a rated current of 1250 A.
How many poles does the ABB T7L 1250 have?
The circuit breaker has a three-pole (3P) configuration for three-phase electrical distribution applications.
Which trip unit is installed on this breaker?
The breaker is fitted with the PR332/P-LI electronic trip unit, providing long-time and instantaneous protection functions.
Where is the ABB T7L 1250 typically installed?
The T7L 1250 is typically installed in industrial switchboards, distribution panels and high-capacity electrical power systems.
Trusted by Electrical Engineers Worldwide
ABB Tmax T circuit breakers are widely used in industrial and commercial power systems to provide reliable protection, efficient switching and dependable electrical distribution management.
