1SDA057130R1 ABB E6V 5000 PR121/P-LSIG 5000A 4-Pole Withdrawable Air Circuit Breaker

Why Choose the ABB E6V 5000 PR121/P-LSIG 5000A 4-Pole Withdrawable Air Circuit Breaker?

The ABB E6V 5000 PR121/P-LSIG, order code 1SDA057130R1, is a high-capacity SACE Emax air circuit breaker moving part designed for protection and switching in demanding low-voltage electrical distribution systems. Part of the ABB SACE Emax E6V series, this configuration combines a 5000 A rated current, four-pole construction and withdrawable execution with ABB's PR121/P electronic protection technology.

The breaker is equipped with a PR121/P-LSIG electronic overcurrent release, providing long-time, short-time, instantaneous and earth-fault protection functions. This comprehensive protection arrangement helps safeguard high-current distribution circuits against sustained overloads, short circuits and earth faults while supporting selective coordination within complex industrial and infrastructure electrical networks.

With a rated current of 5000 A, a four-pole configuration and withdrawable moving-part construction, the E6V 5000 PR121/P-LSIG is engineered for high-current switchgear with demanding prospective fault levels. Its E6V performance class provides a rated ultimate short-circuit breaking capacity of 150 kA at 400 V AC, while the withdrawable design supports servicing and maintenance in compatible SACE Emax switchgear.

Key Advantages

• High-capacity 5000 A SACE Emax air circuit breaker for major low-voltage distribution systems.
• Four-pole construction for comprehensive high-current switching and protection.
• PR121/P-LSIG electronic trip unit provides long-time, short-time, instantaneous and earth-fault protection.
• Withdrawable moving-part execution supports servicing and maintenance in compatible SACE Emax switchgear.
• 150 kA ultimate short-circuit breaking capacity at 400 V AC for demanding high-fault-level installations.
• Fitted with four auxiliary contacts and circuit-breaker open/closed position indication.

Key Features

• ABB SACE Emax E6V series.
• 5000 A rated current.
• Four-pole configuration.
• Withdrawable circuit-breaker moving part.
• PR121/P electronic overcurrent release.
• LSIG protection functions: long-time, short-time, instantaneous and earth-fault protection.
• R5000 overcurrent release rating.
• 690 V AC rated operational voltage.
• 100 kA short-time withstand current for 1 s.
• Four auxiliary contacts with open/closed circuit-breaker position indication.

Reliable LSIG Protection for High-Current Power Distribution

Air circuit breakers such as the ABB SACE Emax E6V protect major low-voltage distribution circuits against overload, short-circuit and earth-fault conditions while providing dependable switching and isolation. The E6 frame supports very high operating currents, while the V performance class delivers high short-circuit interruption capability for installations with substantial prospective fault currents.

The PR121/P-LSIG electronic release provides long-time protection against sustained overloads, short-time protection to support selective coordination, instantaneous protection against severe short circuits and earth-fault protection. Combined with the withdrawable four-pole construction, these functions make the 1SDA057130R1 suitable for critical high-current distribution systems where comprehensive protection and serviceability are important.

Typical Applications

• Main low-voltage electrical distribution switchboards.
• Industrial manufacturing and process plants.
• High-current incomer and feeder protection.
• Power generation and infrastructure installations.
• Large commercial and industrial main distribution systems.
• High-fault-level withdrawable switchgear requiring comprehensive electronic LSIG protection.