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1SDA073480R1 ABB E1.2B/MS 1000 3p WMP Emax 2 Switch Disconnector 1000 A
ABB 1SDA073480R1 E1.2B/MS 1000 3p WMP is a 1000 A three-pole withdrawable SACE Emax 2 air switch disconnector rated for operation up to 690 V AC with a 42 kA one-second short-time withstand current.
£2,280.30
Why Choose the ABB E1.2B/MS 1000 3p WMP Emax 2 Switch Disconnector?
The ABB E1.2B/MS 1000 3p WMP, order code 1SDA073480R1, is a high-performance three-pole air switch disconnector from the ABB SACE Emax 2 range, designed for switching and isolation duties in low-voltage electrical distribution systems. Built on the compact E1.2 frame, this withdrawable moving part provides a 1000 A rated uninterrupted current for demanding industrial, commercial and infrastructure power distribution applications.
As part of the ABB SACE Emax 2 family, the E1.2B/MS combines compact construction with dependable switching performance. Its B short-circuit performance level provides a rated short-time withstand current of 42 kA for 1 s and 24 kA for 3 s, supporting reliable operation in installations requiring high-current switching and secure electrical isolation.
The E1.2B/MS 1000 3p WMP is a withdrawable three-pole moving part with a rated operational voltage of up to 690 V AC. Its withdrawable design facilitates inspection, maintenance and replacement within compatible Emax 2 switchgear, while optional motor operation and voltage releases provide flexibility for remotely controlled and automated power distribution systems.
Key Advantages
- High-performance 1000 A three-pole switch disconnector for low-voltage distribution.
- 42 kA short-time withstand current for 1 s for demanding electrical installations.
- 24 kA short-time withstand current for 3 s.
- Rated operational voltage up to 690 V AC.
- Withdrawable moving-part construction supports convenient servicing and maintenance.
- Compact ABB Emax 2 E1.2 frame helps optimise switchboard space.
- Optional motor operator and voltage release provide flexibility for automated switching applications.
- Designed for dependable switching and isolation in industrial power distribution systems.
Key Features
- ABB SACE Emax 2 E1.2B/MS series.
- 1000 A rated uninterrupted current (Iu).
- Three-pole configuration.
- 690 V AC rated operational voltage (Ue).
- 1000 V AC rated insulation voltage (Ui).
- 12 kV rated impulse withstand voltage (Uimp).
- 42 kA for 1 s rated short-time withstand current (Icw).
- 24 kA for 3 s short-time withstand current.
- AC-23A utilisation category for switching motor and highly inductive loads.
- Withdrawable moving-part construction.
- Interlockable operating mechanism.
- Bolt-connected main circuit.
- IP30 front-side protection.
Reliable Switching and Isolation for Power Distribution
Switch disconnectors such as the ABB E1.2B/MS provide controlled switching and dependable isolation of electrical circuits in low-voltage distribution systems. The device is designed to carry its rated current continuously and, when open, provide the isolation required between its main contacts for safe operation and maintenance of downstream electrical equipment.
The Emax 2 platform is engineered for modern switchboards where compact dimensions, high current capability and flexible operation are important. The withdrawable E1.2B/MS moving part can be disconnected and removed from its compatible fixed section for inspection or maintenance, helping simplify servicing in industrial and critical power distribution installations.
Typical Applications
- Industrial low-voltage switchboards.
- Main power distribution panels.
- Commercial and infrastructure electrical distribution.
- Manufacturing and process industry installations.
- High-current power isolation and switching applications.
- Motor and inductive-load switching applications.
- Automated low-voltage distribution systems.
- Critical power and electrical infrastructure.
Technical Specifications
| Series | SACE Emax 2 |
|---|---|
| Order code / MPN | 1SDA073480R1 |
| Product type | Air switch disconnector |
| Frame / sub-type | E1.2 |
| Short-circuit performance level | B |
| Version | W / withdrawable |
| Number of poles | 3 |
| Rated uninterrupted current (Iu) | 1000 A |
| Rated current (In) | 1000 A |
| Rated operational current, AC-23A | 1000 A |
| Rated operational voltage (Ue) | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Rated frequency | 50 / 60 Hz |
| Rated short-time withstand current (Icw) | 42 kA for 1 s |
| Short-time withstand current | 24 kA for 3 s |
| Utilisation category | AC-23A |
| Operating element | Push button |
| Main circuit connection | Bolt connection |
| Motor operator | Optional |
| Voltage release | Optional |
| Interlockable | Yes |
| Protection rating, front | IP30 |
| Dimensions (W × H × D) | 278 × 363.5 × 271 mm |
| Weight | approx. 18 kg |
| EAN | 8015644773304 |
| Standard | IEC 60947-3 |
Frequently Asked Questions
What is the ABB 1SDA073480R1 used for?
The ABB 1SDA073480R1 is an Emax 2 three-pole air switch disconnector designed for switching and isolation duties in low-voltage electrical distribution systems.
What is the current rating of the E1.2B/MS 1000 3p WMP?
The device has a rated uninterrupted current of 1000 A and is designed for high-current industrial, commercial and infrastructure power distribution applications.
What voltage is the ABB E1.2B/MS 1000 rated for?
The switch disconnector has a rated operational voltage of up to 690 V AC and a rated insulation voltage of 1000 V AC.
What is the short-time withstand current of this device?
The E1.2B/MS 1000 has a rated short-time withstand current of 42 kA for 1 s and 24 kA for 3 s.
Is the ABB 1SDA073480R1 a withdrawable device?
Yes. The E1.2B/MS 1000 3p WMP is a three-pole withdrawable moving part designed for use with a compatible ABB SACE Emax 2 fixed section.
Trusted ABB Power Distribution Technology
ABB SACE Emax 2 switch disconnectors are engineered for modern low-voltage power distribution systems, combining compact construction, high short-time withstand capability and flexible switching performance for industrial, commercial and infrastructure applications.
