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2CDD283101R0050 ABB SD203/50 Switch Disconnector 3P 50A
ABB SD203/50 is a three-pole 50 A switch disconnector with a 440 V AC rated operational voltage, designed for reliable manual circuit isolation in low-voltage electrical installations.
£53.75
Why Choose the ABB SD203/50 Switch Disconnector?
The ABB SD203/50 is a compact and reliable three-pole switch disconnector designed for safe manual isolation and switching of electrical circuits in low-voltage installations. As part of the ABB SD200 series, it provides dependable circuit isolation in commercial, industrial and building distribution applications.
Designed for installation within ABB System pro M compact distribution systems, the SD203/50 combines straightforward operation with a compact modular format. Its DIN rail mounting arrangement simplifies installation in distribution boards and control panels, while the contact position indication helps operators identify the switching state.
With a rated current of 50 A, three poles and a rated operational voltage of 440 V AC, the SD203/50 is suitable for isolating three-phase circuits. Its robust modular construction and compliance with IEC/EN 60947-3 make it suitable for professional low-voltage electrical installations.
Key Advantages
- Reliable three-pole switch disconnector for low-voltage circuit isolation.
- 50 A rated current for commercial and industrial electrical systems.
- 440 V AC rated operational voltage suitable for three-phase installations.
- Compact modular construction for efficient use of distribution-board space.
- DIN rail mounting enables straightforward installation.
- Contact position indication supports clear identification of switching status.
Key Features
- ABB SD200 switch disconnector series.
- Three-pole configuration.
- 50 A rated current.
- 440 V AC rated operational voltage.
- 50/60 Hz rated frequency.
- IP20 protection rating.
- DIN rail mounting for modular distribution systems.
- Suitable for use with ABB System pro M compact installations.
Reliable Circuit Isolation for Electrical Installations
Switch disconnectors provide a clearly defined means of manually isolating electrical circuits for operation, maintenance and servicing. The ABB SD200 series is designed for modular low-voltage installations where dependable switching and isolation are required within a compact distribution-board format.
The three-pole SD203/50 enables simultaneous switching of three conductors, making it particularly suitable for three-phase electrical systems. Its DIN rail format allows convenient integration alongside other modular protection and control devices in electrical distribution assemblies.
Typical Applications
- Three-phase electrical distribution boards.
- Commercial building electrical installations.
- Industrial control and distribution panels.
- Machinery and equipment isolation circuits.
- Low-voltage power distribution systems.
- ABB System pro M compact modular installations.
Technical Specifications
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| Device Type | Modular Switch Disconnect | |
|---|---|---|
| Mounting Type | DIN rail | |
| Current | 50 A | |
| Poles | 3-pole | |
| Product Series | ABB SD200 | |
| Series | SD200 | |
| ABB order code | 2CDD283101R0050 | |
| Product type | Switch disconnector | |
| Number of poles | 3 | |
| Rated current | 50 A | |
| Rated operational voltage | 440 V AC | |
| Rated frequency | 50 / 60 Hz | |
| Protection rating | IP20 | |
| Mounting type | DIN rail | |
| Dimensions (H × D × W) | 88 × 69 × 52.5 mm | |
| Weight | approx. 0.255 kg | |
| Maximum conductor cross-section | 35 mm² | |
| Tightening torque | 2.8 Nm | |
| Ambient operating temperature | -25 to +55 °C | |
| Standard | IEC/EN 60947-3 |
Frequently Asked Questions
What is the ABB SD203/50 used for?
The ABB SD203/50 is used for manual switching and isolation of three-pole low-voltage electrical circuits in distribution boards, control panels and similar installations.
What is the rated current of the SD203/50?
The SD203/50 has a rated current of 50 A.
How many poles does the ABB SD203/50 have?
The SD203/50 is a three-pole switch disconnector, making it suitable for simultaneous isolation of three conductors.
What voltage is the SD203/50 rated for?
The ABB SD203/50 has a rated operational voltage of 440 V AC.
How is the ABB SD203/50 installed?
The switch disconnector is designed for DIN rail mounting in modular electrical distribution boards and control panels.
Trusted ABB Circuit Isolation
ABB SD200 switch disconnectors provide compact and dependable manual isolation for low-voltage electrical installations, combining modular DIN rail mounting with reliable switching for professional distribution and control applications.
