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ABB SACE Emax 3 E1.3C 1250 ACB 4 Pole 1250A 50kA Ekip Aware LSIG Withdrawable Moving Part
ABB SACE Emax 3 E1.3C 1250 four-pole withdrawable air circuit breaker moving part with Ekip Aware LSIG trip unit, 1250 A rated current and 50 kA Icu at 415 V.
£4,483.88
Why Choose the ABB SACE Emax 3 E1.3C 1250 1SDA128986R1 Air Circuit Breaker?
The ABB 1SDA128986R1 is a high-performance SACE Emax 3 air circuit breaker moving part designed for reliable protection and control of low-voltage electrical distribution systems. Configured as an E1.3C 1250 four-pole withdrawable circuit breaker, it provides a 1250 A rated current together with an Ekip Aware LSIG electronic trip unit for comprehensive circuit protection.
The integrated Ekip Aware LSIG trip unit provides long-time, short-time, instantaneous and earth-fault protection functions for demanding low-voltage distribution applications. Its withdrawable construction enables the moving part to be removed from the corresponding fixed installation, supporting efficient inspection, maintenance and servicing of switchgear systems.
With a rated current of 1250 A and a rated ultimate short-circuit breaking capacity of 50 kA at 415 V, the E1.3C 1250 is designed for industrial and commercial power distribution applications requiring dependable circuit protection. This product is supplied as the moving part only (WMP); the compatible fixed part is ordered separately.
Key Advantages
- Advanced SACE Emax 3 air circuit breaker technology for low-voltage power distribution.
- 1250 A rated current suitable for demanding electrical distribution systems.
- 50 kA Icu at 415 V for reliable short-circuit interruption capability.
- Four-pole configuration for protection and switching of three phases and the neutral conductor.
- Integrated Ekip Aware LSIG electronic trip unit for comprehensive electrical protection.
- Withdrawable WMP moving-part design enables practical maintenance and servicing procedures.
- Moving part supplied separately from the compatible fixed part.
Key Features
- ABB SACE Emax 3 air circuit breaker series.
- E1.3C 1250 configuration.
- 1250 A rated current.
- 50 kA rated ultimate short-circuit breaking capacity at 415 V.
- Four-pole circuit breaker configuration.
- Ekip Aware LSIG electronic trip unit.
- Withdrawable WMP moving part.
- Fixed part ordered separately for complete withdrawable installation.
Reliable Protection for Low-Voltage Power Distribution
Air circuit breakers such as the ABB SACE Emax 3 E1.3C 1250 provide dependable switching and protection for low-voltage electrical distribution systems. The circuit breaker is engineered to interrupt fault currents when required while the electronic trip unit manages the configured protection functions.
The Ekip Aware LSIG trip unit combines long-time, short-time, instantaneous and earth-fault protection functions, providing comprehensive protection for electrical distribution equipment. The four-pole configuration supports installations where neutral conductor protection and switching are required.
Typical Applications
- Industrial low-voltage power distribution switchboards.
- Commercial and industrial electrical distribution systems.
- Feeder and incoming circuit protection.
- Power distribution panels and switchgear assemblies.
- Systems requiring four-pole air circuit breaker protection.
- Applications requiring withdrawable circuit breaker technology.
Technical Specifications
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| Trip Unit | LSIG | |
|---|---|---|
| Device Type | ACB | |
| Current | 1250 A | |
| Poles | 4-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 50 kA | |
| Application | Power distribution | |
| Mounting Type | Withdrawable | |
| Manufacturer | ABB | |
| Series | SACE Emax 3 | |
| Model | E1.3C 1250 | |
| Part number | 1SDA128986R1 | |
| Product type | Air circuit breaker moving part | |
| Configuration | Withdrawable moving part (WMP) | |
| Number of poles | 4 | |
| Rated current (In) | 1250 A | |
| Rated ultimate short-circuit breaking capacity (Icu) | 50 kA at 415 V | |
| Trip unit | Ekip Aware LSIG | |
| Trip protection | Long-time, short-time, instantaneous and earth-fault protection | |
| Fixed part | Ordered separately | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA128986R1 used for?
The ABB 1SDA128986R1 is the moving part of a SACE Emax 3 E1.3C 1250 withdrawable air circuit breaker used for low-voltage power distribution and electrical protection.
What is the rated current of the E1.3C 1250?
The circuit breaker has a rated current of 1250 A.
What is the breaking capacity of the ABB 1SDA128986R1?
The E1.3C 1250 has a rated ultimate short-circuit breaking capacity of 50 kA at 415 V.
Which trip unit is fitted to this circuit breaker?
The moving part is equipped with an Ekip Aware LSIG electronic trip unit providing long-time, short-time, instantaneous and earth-fault protection functions.
Is the fixed part included with 1SDA128986R1?
No. The 1SDA128986R1 is the withdrawable moving part (WMP) only, and the compatible fixed part is ordered separately.
Trusted by Industrial Power Distribution Engineers
ABB SACE Emax 3 air circuit breakers provide reliable switching and protection for low-voltage power distribution systems, with advanced electronic trip technology and withdrawable configurations supporting modern switchgear maintenance requirements.
