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OT1250E04W4P ABB 1250A 4 Pole Switch-Disconnector
ABB OT1250E04W4P 1250 A four pole switch-disconnector with 140 mm wide phase distance and IP65 handle designed for reliable industrial power isolation and manual switching.
£1,812.79
Why Choose the ABB OT1250E04W4P Switch-Disconnector?
The ABB OT1250E04W4P is a heavy-duty 1250 A four-pole switch-disconnector designed for reliable electrical isolation and manual switching in demanding industrial power distribution systems. As part of the trusted ABB OT switch-disconnector series, it provides dependable high-current control with enhanced phase spacing for industrial installations requiring robust switching performance.
This front-operated, base-mounted switch-disconnector features a wide 140 mm phase distance, black IP65 handle and shaft, and included terminal bolt kit. The increased phase spacing provides additional electrical clearance for high-current applications, while the complete operating arrangement supports straightforward installation in switchboards and industrial assemblies. :chatgpt-content-reference{index="0"}
With a rated operational current of 1250 A, a four-pole configuration and a rated insulation voltage of 1000 V, the OT1250E04W4P is suitable for industrial distribution systems, machinery power supplies and electrical switchboards requiring dependable manual isolation. :chatgpt-content-reference{index="1"}
Key Advantages
- High-performance 1250 A switch-disconnector for industrial power systems.
- Four-pole configuration for complete circuit isolation.
- Wide 140 mm phase distance for increased electrical clearance.
- Complete operating solution with black IP65 handle and shaft included.
- Base-mounted design for flexible switchboard installation.
- High short-circuit withstand capability for demanding applications.
Key Features
- ABB OT switch-disconnector series.
- 1250 A rated operational current.
- 4-pole switch-disconnector design.
- Wide phase distance of 140 mm.
- 1000 V rated insulation voltage.
- Front-operated manual switching mechanism.
- Base mounting installation format.
- Lug terminal connection design.
- Terminal bolt kit included.
- Black IP65 handle and shaft included.
- Switched simultaneous fourth pole function.
Reliable High-Current Power Isolation
Switch-disconnectors such as the ABB OT1250E04W4P provide a dependable method of manually isolating electrical equipment and switching high-current circuits. They are commonly installed in industrial switchboards, distribution assemblies and machinery power systems where safe maintenance isolation is required.
The ABB OT series combines robust mechanical construction with flexible installation options. The wide phase distance design of this model provides additional clearance for demanding high-current applications while maintaining reliable switching performance. :chatgpt-content-reference{index="2"}
Typical Applications
- Industrial power distribution switchboards.
- Electrical switchgear assemblies.
- Heavy machinery isolation systems.
- Manufacturing and process equipment.
- Power infrastructure installations.
- Industrial maintenance isolation applications.
Technical Specifications
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| Poles | 4-pole | |
|---|---|---|
| Current | 1250 A | |
| Device Type | Switch Disconnector | |
| Power | 710 kW | |
| Product Series | ABB OT | |
| Series | OT Switch Disconnectors | |
| Product type | Switch-disconnector | |
| ABB order code | 1SCA022866R2220 | |
| Rated operational current | 1250 A | |
| Number of poles | 4 poles | |
| Rated operational voltage | 1000 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 12 kV | |
| AC-21A rated current | 1250 A | |
| AC-22A rated current | 1250 A | |
| AC-23A rated current | 1250 A | |
| AC-23A rated power | 710 kW at 400–415 V, 900 kW at 500 V, 1200 kW at 690 V | |
| Conventional free-air thermal current | 1250 A | |
| Rated short-time withstand current | 50 kA for 1 s | |
| Rated short-circuit making capacity | 92 kA at 690 V | |
| Protection rating | Front IP00 | |
| Mounting type | Base mounting | |
| Operating mode | Front operated | |
| Terminal type | Lug terminals | |
| Terminal width | 50 mm | |
| Phase distance | 140 mm | |
| Fourth pole position | Right side | |
| Fourth pole type | Switched - simultaneous function | |
| Handle | Black IP65 handle included | |
| Shaft | Included | |
| Mechanical durability | 6000 operations | |
| Standards | IEC 60947-3 | |
| Dimensions (W × H × D) | approx. 594.5 × 306 × 145.5 mm | |
| Weight | approx. 23 kg |
Frequently Asked Questions
What is the ABB OT1250E04W4P used for?
The ABB OT1250E04W4P is used for manual isolation and switching of high-current electrical circuits in industrial power systems.
What current rating does this switch-disconnector have?
The OT1250E04W4P has a rated operational current of 1250 A.
How many poles does the ABB OT1250E04W4P have?
The OT1250E04W4P is a four-pole switch-disconnector.
What is the purpose of the wide phase distance design?
The wide 140 mm phase distance provides increased electrical clearance for high-current industrial applications.
Is the handle included with the OT1250E04W4P?
Yes, the OT1250E04W4P is supplied with a black IP65 handle and shaft.
Trusted by Industrial Electrical Engineers Worldwide
ABB OT switch-disconnectors are widely used in industrial power systems to provide reliable isolation, safe switching and dependable operation in demanding electrical environments.
